FOAM PUMP

Dispensing systems and refill units are disclosed herein. One exemplary refill unit includes a liquid reservoir and a rotary liquid pump having a liquid inlet in fluid communication with the liquid reservoir. The rotary liquid pump includes a housing, wherein at least a portion of the housing is resilient and a rotor that has one or more apexes. During operation, the one or more apexes contact the resilient portion of the housing and deflect the resilient portion of the housing resulting in the movement of a liquid. A mixing chamber having a liquid inlet and an air inlet is also provided. The liquid pump outlet is in fluid communication with the mixing chamber liquid inlet and the air inlet if in fluid communication with an air pump. An outlet nozzle is in fluid communication with the mixing chamber outlet for dispensing foam formed by mixing the liquid and air together. 1. A foam dispensing system comprising: 'the dispenser housing having an actuator for causing the dispensing of a foam and a holder for receiving a liquid reservoir;', 'a dispenser housing,'}a liquid reservoir; a pump housing wherein a least a portion of the pump housing has a substantially circular cross-section;', 'a liquid inlet in fluid communication with the liquid reservoir and a liquid outlet', 'a sealing member located between the liquid inlet and the liquid outlet;', 'a liquid pump rotor having one or more recesses located therein, wherein during operation, the sealing member is configured to seal against the one or more recesses when the recess is located against the sealing member; and', 'a liquid outlet in fluid communication with a mixing chamber;, 'a rotary liquid pump having'} the air outlet in fluid communication with the mixing chamber; and', 'an outlet nozzle, wherein the mixing chamber is in fluid communication with the outlet nozzle., 'an air pump having an air inlet and an air outlet;'}2. The foam dispensing system of wherein the air pump comprises a rotary air pump having an ...

Two-part fluid delivery systems

Exemplary dispensers, pumps and refill units for dispensing a liquid soap and concentrate mixtures are disclosed herein. An exemplary foam dispenser system includes a foamable liquid container, a concentrate container, an air source for providing pressurized air and a mixing chamber. One or more liquid conduits place the contents of the foamable liquid container in fluid communication with the mixing chamber. One or more air passages place the air source in fluid communication with the mixing chamber. An outlet conduit out of the mixing chamber is also provided. One or more concentrate conduits place the contents of the concentrate container in fluid communication with one of the liquid conduits, the air conduits, the mixing chamber and the outlet conduit. Mix media located within the outlet conduit.

DISPENSERS, REFILL UNITS AND PUMPS HAVING VACUUM ACTUATED ANTI-DRIP MECHANISMS

A fluid dispenser includes a dispenser housing, a container for holding a foamable liquid, a foam pump, an outlet in fluid communication with the foam pump, and a vacuum actuated suck-back mechanism in fluid communication with the foam pump and the outlet. The foam pump has a liquid pump portion and an air pump portion. The vacuum actuated suck-back mechanism includes a chamber and a movable member. The chamber has a vacuum port that is in fluid communication with the air pump portion of the foam pump, and a suck-back port that is in fluid communication with the outlet. The movable member of the vacuum actuated suck-back mechanism moves under vacuum pressure to reduce the volume of the chamber. The volume of the chamber increases upon removal of the vacuum pressure. 1. A dispenser comprising:a dispenser housing;a container for holding a foamable liquid;a foam pump having a liquid pump portion and an air pump portion;an outlet in fluid communication with the foam pump; anda vacuum actuated suck-back mechanism having a chamber and a movable member, wherein the chamber has a vacuum port and a suck-back port, wherein the vacuum port is in fluid communication with the air pump portion of the foam pump, and wherein the suck-back port is in fluid communication with the outlet;wherein the movable member moves under vacuum pressure to reduce a volume of the chamber, and wherein the volume of the chamber increases upon removal of the vacuum pressure.2. The dispenser of claim 1 , wherein the moveable member is a piston.3. The dispenser of claim 2 , wherein the piston has a first sealing member at a first end and a dynamic sealing member at a second end claim 2 , wherein the dynamic sealing member allows fluid past the dynamic sealing member to increase the volume of the chamber.4. The dispenser of claim 1 , further comprising a biasing member.5. The dispenser of claim 4 , wherein the biasing member is a spring.6. The dispenser of claim 1 , wherein the chamber is at least ...

AIR-ACTIVATED SEQUENCED VALVE SPLIT FOAM PUMP

Foam dispenser systems and pumps for use in foam dispenser systems are disclosed herein. A refill unit for refilling a foam dispenser system comprises a container for holding a supply of foamable liquid and a pump housing connected to the container. The pump housing comprises one or more connections for connecting to one or more external air pumps, wherein the air pumps supply air pressure to move the foamable liquid into a mixing chamber and to mix air with the liquid in the mixing chamber and create a foamy air-liquid mixture. 1. A refill unit for refilling a foam dispenser system , the refill unit comprising:a container for holding a supply of foamable liquid; and a first connection for connecting to a first air source, wherein the first air source supplies air pressure to move the foamable liquid into a mixing chamber,', 'a liquid charge chamber,', wherein when the movable member is in the first position, a pathway from the liquid charge chamber to an outlet of the pump housing is closed off;', 'wherein when the movable member is in the second position, the pathway from the liquid charge chamber to the outlet of the pump is open; and, 'a movable member from a first position to allow fluid to flow from the container to the liquid charge chamber to a second position that prevents fluid from flowing from the container to the liquid charge chamber;'}, 'a second connection for connecting to a second air source, wherein the second air source supplies air pressure to mix air with the liquid in the mixing chamber and create a foamy air-liquid mixture., 'a pump housing connected to the container, the pump housing comprising'}2. The refill unit of further comprising a seal member movable within the liquid charge chamber and the sealing member prevents liquid from flowing into the first connection.3. The refill unit of wherein the first air source is provided by a first air pump and the second air source is provided by a second air pump.4. The refill unit of wherein when ...

SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS

A foam dispenser includes a housing, a drive motor, and a foam pump. The foam pump includes a pump housing, and a molded multi-chamber diaphragm. The molded multi-chamber diaphragm includes a liquid pump diaphragm having a liquid pump stem and two or more air pump chambers each having an air pump stem. The length of the liquid pump stem is longer than the air pump stem. The foam pump further includes one or more outlet valves, a mixing chamber, an outlet for dispensing foam wherein the outlet is in fluid communication with the foam cartridge; and an actuator for sequentially actuating the liquid pump chamber and the two or more air pump chambers, wherein there is lost motion between the actuator and the liquid pump diaphragm.

DISPENSERS FOR, AND METHODS OF, DISINFECTING HANDS

Exemplary dispensers for providing fresh active ingredients to a user's hands over a period of time and exemplary methods of disinfecting hands are disclosed herein. In one exemplary embodiment, the dispenser includes a sensor for sensing the presence of one or more hands, a controller is in circuit communication with the sensor. A container for holding an oxidizer is also included as well as a pump for pumping the oxidizer out of the container. The dispenser includes logic for controlling the pump and an outlet for dispensing the oxidizer. Upon detection of one or more hands, the logic causes the pump to dispense the oxidizer over a period of time that is greater than 20 seconds. 1. A touch free dispenser for providing fresh active ingredients to a user's hands over a period of time comprising:a sensor for sensing the presence of one or more hands;a controller in circuit communication with the sensor;a container for holding an oxidizer;a pump for pumping the oxidizer out of the container;logic for controlling the pump;an outlet for dispensing the oxidizer;wherein upon detection of one or more hands, the controller causes the pump to dispense the oxidizer over a period of time that is greater than about 10 seconds.2. The touch-free dispenser of wherein the dispenser dispenses a continuous stream of the oxidizer.3. The touch-free dispenser of wherein the dispenser dispenses a continuous mist of the oxidizer.4. The touch-free dispenser of wherein the dispenser dispenses multiple shots of the oxidizer at predetermined time intervals.5. The touch-free dispenser of wherein the dispenser dispenses intermittent doses of the oxidizer.6. The touch-free dispenser of wherein the intermittent doses of the oxidizer are dispensed at predetermined time intervals.7. The touch-free dispenser of wherein the oxidizer includes one or more of peroxypyruvic acid claim 1 , chlorine claim 1 , a peroxygen compound claim 1 , hydrogen peroxide claim 1 , peracetic acid or a permanganate.8. The ...

Dip tube for use with a container pump

A dip tube assembly for use with a fluid container and a pump attached to the container includes a dip tube support attachable to the pump and disposed in the interior of the container for access to the contents thereof. The dip tube assembly includes a hollow support attachable to the pump and extending downward from a distal end of the pump and opening toward the end of the container to which the pump is attached.

PERSONALIZED DISPENSER SYSTEM

A hand sanitizer dispensing system includes a support case, a container, and a fabric sleeve. The support case may be adapted to be secured to an air vent in an automobile, and includes a body defining an inner volume for receipt of the container. The container includes a product reservoir and a pump in communication with the product reservoir. The fabric sleeve is adapted to be received on the container to allow for personalization of the dispensing system, and the support case may be transparent so that the fabric sleeve is visible. In certain embodiments, the container may be provided with a cap, and pumps including plastic components with infused fragrances may be provided separately for attachment to the container upon removal of the cap. 1. A personalized hand sanitizer dispensing system comprising:(a) a support case defining an inner volume and including a mounting structure to attach the dispensing system to the inside of a car;(b) a container selectively received in the inner volume of said support case, the container including a pump and a product reservoir containing a fluid product.2. The system of claim 1 , further comprising a fabric sleeve positioned over the container claim 1 , the fabric sleeve including a graphic printed thereon.3. The system of claim 2 , wherein the support case includes a transparent body portion such that at least a portion of the fabric sleeve is viewed through said transparent body.4. The system of claim 3 , wherein said support case includes a base portion and a lid portion that is pivotable relative to the base portion between an open position and a closed position in order to selectively receive said container.5. The system of claim 2 , wherein at least one of said support case claim 2 , container claim 2 , and fabric sleeve is formed from a material that carries a fragrance.6. The system of claim 1 , wherein said mounting structure secures the support case to an air vent in an automobile.7. The system of claim 1 , wherein ...

SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS

An exemplary foam dispenser includes a housing, a drive motor and a foam pump operatively coupled to the drive motor. The foam pump is secured to the housing and the foam pump includes a housing and a molded multi-chamber diaphragm. The molded multi-chamber diaphragm includes a liquid pump chamber, two or more air pump chambers; and an outlet valve. A mixing chamber is included and located downstream of the outlet valve for mixing foamable liquid from the liquid pump diaphragm with air from each of the two or more air pump chambers. In addition, a foam cartridge and an outlet for dispensing foam are also included. 1. A foam dispenser comprising:a housing;a drive motor;a foam pump operatively coupled to the drive motor; a housing;', a liquid pump chamber;', 'two or more air pump chambers; and', 'one or more outlet valves;, 'the molded multi-chamber diaphragm comprising, 'a molded multi-chamber diaphragm;'}, 'a mixing chamber downstream of the one or more outlet valves for mixing foamable liquid from the liquid pump chamber with air from each of the two or more air pump chambers;, 'the foam pump is secured to the housing and the foam pump includesa foam cartridge in fluid communication with the mixing chamber; andan outlet for dispensing foam wherein the outlet is in fluid communication with the foam cartridge.2. The dispenser of wherein the molded multi-chamber diaphragm further comprises a fluid inlet valve and two or more air inlet valves.3. The dispenser of further comprising a quick-disconnect connector in fluid communication with the foam pump for connecting to a connector on a refill unit.4. The dispenser of further comprising a refill unit.5. The dispenser of wherein the molded multi-chamber diaphragm comprises at least three air pump chambers.6. The dispenser of further comprising a flow control valve for controlling the flow of liquid to the liquid pump chamber.7. The dispenser of wherein the liquid pump chamber pumps a liquid volume of between about 0.1 and ...

Pump having a flexible mechanism for engagement with a dispenser

A foam pump having a flexible member for engagement with a dispenser, the pump being part of a refill unit including a product reservoir. The flexible connecting member extends from an extreme end of the pump and is received by an actuating carriage that is movably connected to an actuating mechanism. The flexible connecting member permits insertion of the pump into a dispenser, and may act to dampen actuating forces to reduce foam shearing. The flexible connecting member may be provided in the form of a flared tip that is received through an oval opening in the product dispenser, and the pump may include a locking member to prevent unwanted actuation thereof during insertion of the refill unit into the dispenser.

FOAM-AT-A-DISTANCE SYSTEMS AND ANTI-DRIP MECHANISMS FOR SUCH SYSTEMS

Exemplary foam-at-a-distance systems include a spout, a container, and a foam generator having a suck-back mechanism located within the spout. The system includes a liquid pump chamber, an air pump chamber, a liquid conduit and an air conduit. The foam generator has a differential bore housing. The differential bore housing has a first portion with a first inside bore and a second portion with a second inside bore, wherein the first inside bore has a smaller diameter than the second inside bore. A piston having a seal extending from the piston that is in contact with the second inside bore is also included. A mixing chamber is located in the large bore. Movement of the seal in an upstream direction provides negative pressure in the second mixing chamber and draws in fluid from the outlet. 1. A foam-at-a-distance system comprising:a dispenser housing;an outlet nozzle;a container retainable by the dispenser housing;a foam generator having a suck-back mechanism located proximate the outlet nozzle;a liquid pump;an air pump;a liquid conduit extending upward from the liquid pump to a liquid inlet in the foam generator; the foam generator having a housing;', 'the housing having a first portion with a first inside bore and a second portion with a second inside bore, wherein the first inside bore has a smaller diameter than the second inside bore;', 'a piston having a first seal in contact with the first inside bore;', 'a second seal extending from the piston and in contact with the second inside bore;', 'wherein the piston includes a hollow stem;', 'a first mixing chamber located downstream of the first seal and upstream of the second seal;', 'the liquid inlet located upstream of the first seal;', 'an air inlet located downstream of the first seal and upstream of the second seal;', 'an aperture in the hollow stem placing the first mixing chamber in fluid communication with the interior of the hollow stem;', 'a second mixing chamber located in the large bore;', 'one or more ...

Foam soap dispenser with stationary dispensing tube

Dispensers are provided including pumps for dispensing a foamed product out of an outlet provided in a dispensing tube. The foam is created from the mixing of a foamable liquid and air, with separate pumps being provided for each component. The dispensing tube is stationary, although the pumps themselves have parts that must move to dispense the foamed product. A single actuator operates both the liquid and air pumps. Additionally, in some embodiments, the air pump advances air before the liquid pump advances liquid. These pumps are particularly suited to the dispensing of a foamed skin care or skin sanitizing product.

FOAM DISPENSING SYSTEMS, PUMPS AND REFILL UNITS HAVING HIGH AIR TO LIQUID RATIOS

An exemplary foam dispenser system includes a housing, a container, a motor, an air pump, a foam pump, a first mixing chamber, a second mixing chamber, a foam cartridge, and an outlet for dispensing foam. The container holds a foamable liquid. The foam pump has a liquid pump portion that pumps liquid, and an air pump portion that pumps air. The first mixing chamber is located downstream of the liquid pump portion and the air pump portion, and the liquid and the air mix in the first mixing chamber to create a first foam mixture. The second mixing chamber is located downstream of the first mixing chamber and the air pump, and the first mixture and air from the air pump mix in the second mixing chamber to create a second foam mixture. The second foam mixture travels through the foam cartridge and exits the outlet as rich foam. 1. A foam dispenser comprising:a housing;a container for holding foamable liquid;a motor;an air pump; a liquid pump portion that pumps liquid;', 'an air pump portion that pumps air;', 'a first mixing chamber located downstream of the liquid pump portion and the air pump portion for mixing the liquid from the liquid pump portion with the air from air pump portion to create a first foam mixture;, 'a foam pump havinga second mixing chamber located downstream of the first mixing chamber and the air pump for mixing the first foam mixture from the foam pump with air from the air pump to create a second foam mixture;a foam cartridge; andan outlet for dispensing foam.2. The foam dispenser of wherein the first foam mixture has an air to liquid ratio of greater than about 2 to 1.3. The foam dispenser of wherein the second foam mixture has an air to liquid ratio of greater than 10 to 1.4. The foam dispenser of wherein the second foam mixture has an air to liquid ratio greater than about 20 to 1.5. The foam dispenser ofwherein the liquid pump portion of the foam pump includes at least one liquid pump diaphragm andwherein the air pump portion of the foam pump ...

Foaming cartridge

Foaming cartridge for use with a foam pump, refill unit or foam dispenser includes a housing and a foaming stage disposed within the housing. The foaming stage includes two or more mix media located within the foaming stage. At least two of the mix media are sponges and the sponges have different porosities.

VENTED REFILL UNITS AND DISPENSERS HAVING VENTED REFILL UNITS

Exemplary embodiments of vented refill units and dispensers having vented refill units are disclosed herein. An exemplary refill unit includes a non-collapsing inverted container. The container has a neck located at the bottom of the container. A pump is secured to the neck. The pump has a housing that has a cylindrical outside surface. In addition, the housing has an attachment mechanism for attaching the pump to a venting insert. The venting insert has a cylindrical inside surface and a cylindrical outside surface. At least a portion of the venting insert is located within the neck. An air passage is located between the pump housing and the cylindrical inside surface of the venting insert. One or more apertures are located through the venting insert. A one-way air inlet valve is located proximate the one or more apertures. 1. A refill unit for a soap , sanitizer or lotion comprising:a non-collapsing inverted container;the non-collapsing inverted container having a neck located at the bottom of the container;a pump secured to the neck;the pump having a housing;the housing having a cylindrical outside surface;a venting insert;the venting insert having a cylindrical surface and a planer surface;the planar surface located at a first end of the cylindrical surface;the cylindrical surface of the venting insert at least partially surrounding the cylindrical outer surface of the pump housing;air passage is located between the pump housing and an inside surface of the venting insert;a one-way air inlet valve located on the planar surface.2. The refill unit of wherein the planar surface is located above the pump housing.3. The refill unit of wherein the venting insert includes a central opening for allowing liquid to flow into a liquid pump chamber;4. The refill unit of wherein the pump is a foam pump and includes both a liquid pump chamber and an air pump chamber.5. The refill unit of wherein the one-way air inlet valve is located above a liquid inlet valve when the refill ...

Tamper proof latch for dispensers

A latching system for use with a dispenser having a cover hingedly connected to a back plate for movement between open and closed positions. The cover includes a latch plate or tongue which is disposed adjacent its top or now hinged end. The latch plate has one or more through apertures therein for engagement with an engagement bar carried by the back plate with the engagement bar having one or more upwardly projecting ribs for engagement with the apertures of the latch plate when the cover is closed. The back plate also carries a movable latch bar selectively movable into contact with the latch plate to disengage the latch plate from the projecting ribs. The back plate also includes one or more projecting support ribs underlying the cover it its closed position.

SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS

An exemplary foam dispenser includes a housing, a container for holding foamable liquid and a foam pump in fluid communication with the container. The foam pump has a plurality of diaphragm pumping chambers wherein at least one diaphragm pumping chamber pumps liquid, and at least two diaphragm pumping chambers pump air. The foam pump includes a liquid outlet valve having a cracking pressure of at least about 5 pounds per square inch; and two or more air outlet valves having cracking pressure of less than about 5 pounds per square inch. A mixing chamber is located downstream of the plurality of diaphragm pumping chambers for mixing liquid and air to form a foamy mixture. A foam cartridge located downstream of the mixing chamber and an outlet is provided for dispensing foam. 1. A foam dispenser comprising:a housing;a container for holding foamable liquid; a pump housing;', 'a diaphragm assembly;', a liquid pump diaphragm in fluid communication with the container;', 'a plurality of air pump diaphragms; and', 'an outlet valve;, 'the diaphragm assembly having'}, 'a mixing chamber for mixing foamable liquid from the liquid pump diaphragm with air from the plurality of air pump diaphragms;, 'a foam pump in fluid communication with the container wherein the foam pump includesa foam cartridge in fluid communication with the mixing chamber;an outlet for dispensing foam wherein the outlet is in fluid communication with the foam cartridge; andan actuation mechanism to sequentially activate the liquid pump diaphragm and the plurality of air pump diaphragms.2. The dispenser of comprising two or more air pump diaphragms.3. The dispenser of comprising at least three air pump diaphragms4. The dispenser of wherein the outlet valve is located is located about a central axis and the liquid pump diaphragm and air pump diaphragms are located concentrically about the central axis.5. The dispenser of wherein the outlet valve is cylindrical.6. The dispenser of wherein the outlet valve is ...

Pumps with positive pressure venting, refill units and dispensers

Exemplary embodiments of pumps having positive pressure venting and refill units are disclosed herein. An exemplary pump includes a liquid pump chamber, a liquid piston, a first air pump chamber, and a first air piston and a mixing area in fluid communication with the liquid pump chamber and the first air pump chamber. The exemplary pump further includes a second air pump chamber and a second air pump piston. The second air pump chamber is configured for pumping air into a container and the first air piston and the second air piston move in unison.

Fast assembly hinge

A hinge assembly for securing a pivotally movable cover to a back or support plate includes a pair of hinge pins projecting from the back or support plate and a pair of hollow pin receiving barrels projecting from the cover for receipt of the pins. The hollow pin receiving barrels and the pins are provided with complemental ribs and grooves for releasable interengagement when the pins and barrels are interconnected.

TABLE TOP DISPENSERS WITH ANTI-REFILL AND ANTI-TAMPERING MECHANISMS

Exemplary embodiments of tabletop dispenser having reassembly prevention devices are disclosed herein. An exemplary dispenser includes a container that has a neck. The neck having an inside neck diameter. A pump, a closure and a reassembly prevention device are also included. The reassembly prevention device is located between the closure and the pump. The reassembly prevention device has one or more members having a biased position and an unbiased position. When the one or more members are in the biased position, the outside diameter of the one or more members is less than the inside diameter of the neck. When the one or more members are in the unbiased position, the outside diameter of the one or more members is greater than the inside diameter of the neck. When the dispenser is assembled and the pump and reassembly prevention member are secured to the bottle by the closure, the reassembly prevention device is positioned inside the container neck and the reassembly prevention device is ...

ROTARY PERISTALTIC DOME PUMP

An exemplary refill unit for a foam dispenser includes a container for holding a foamable liquid and a liquid pump connected to the container and an outlet nozzle. The liquid pump has a rigid back plate and a flexible membrane. The flexible membrane and the rigid back plate form an arcuate shaped liquid pump chamber. The rigid back plate has a liquid inlet located proximate a first end of the arcuate shaped pump chamber and a liquid outlet located proximate a second end of the arcuate shaped pump chamber. The liquid pump is actuated by progressive compression of the flexible membrane against the back plate. 2. The refill unit of wherein fluid flowing through the arcuate shaped pump chamber flows in a plane that is substantially perpendicular to a direction of fluid flow in the outlet nozzle.3. The refill unit of wherein the arcuate shaped pump chamber is along a substantially horizontal axis and the outlet nozzle extends along a substantially vertical axis.4. The refill unit of wherein the arcuate pump chamber is along a bottom surface of the refill unit.5. The refill unit of wherein the arcuate pump chamber is along a side surface of the refill unit.6. The refill unit of wherein the refill unit further includes a vent valve to vent the container.7. A refill unit for a foam dispenser comprising:a container for holding a foamable liquid;a pump housing connected to the container;the pump housing having a back plate, a flexible membrane and an outlet nozzle;the flexible membrane having a base;the back plate having a groove for accepting the base of the flexible membrane;an arcuate shaped pump chamber formed at least in part by the back plate and the flexible membrane;a liquid inlet in the first end of the arcuate shaped pump chamber and a liquid outlet located in the second end of the arcuate shaped pump chamber;a liquid outlet valve;the outlet nozzle extending from the liquid outlet;a foaming media; andone or more air inlet apertures located downstream of the liquid ...

Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems

An exemplary foam dispenser includes a housing, a container for holding foamable liquid and a foam pump in fluid communication with the container. The foam pump has a plurality of diaphragm pumping chambers wherein at least one diaphragm pumping chamber pumps liquid, and at least two diaphragm pumping chambers pump air. The foam pump includes a liquid outlet valve having a cracking pressure of at least about 5 pounds per square inch; and two or more air outlet valves having cracking pressure of less than about 5 pounds per square inch. A mixing chamber is located downstream of the plurality of diaphragm pumping chambers for mixing liquid and air to form a foamy mixture. A foam cartridge located downstream of the mixing chamber and an outlet is provided for dispensing foam.

Refilling systems, refillable containers and method for refilling containers

Exemplary sanitary soap refilling systems and methods are disclosed herein. An exemplary refill refilling system includes a housing, a pump located within the housing, and a bulk storage tank connector. The bulk storage tank connector having a liquid outlet and an air inlet. A liquid inlet conduit is in fluid communication with the pump the liquid outlet. A refill connector is included. The refill connector has a liquid inlet and an air outlet. The refill connector air outlet and the bulk storage tank connector air inlet are in fluid communication with one another. The refill liquid inlet is in fluid communication with the pump.

Alcohol containing low-water cleansing composition

A low-water cleansing composition is provided that includes 5.0 wt. % to less than 40 wt. % of one or more C1-C8 alcohol, at least 10.0 wt. % of a mixture of two or more surfactants, at least 0.05 wt. % of a pH adjuster; and water, the concentrations being based on a total weight of the low-water cleansing composition.

PRESSURE ACTIVATED AUTOMATIC SOURCE SWITCHING DISPENSER SYSTEM

A dispenser includes a housing that holds first and second refill units, each including a product container and a valve assembly that receives product from the product container. An actuator mechanism associates with the first refill unit and is actuated to force air into the associated valve assembly and dispense product from the valve assembly until such time as the product container associated with that valve assembly is empty. When empty, a float valve of the valve assembly prevents the actuation of the actuator mechanism and forces the actuator mechanism to associate with the second refill unit. While so associated, the first refill unit can be replaced, thus, helping to ensure that the dispenser does not run out of product.

Systems and methods for controlling a plurality of touch-free devices in a coordinated manner

Exemplary embodiments of touch-free devices and systems comprising touch-free devices operating in a concerted effort are disclosed below. An exemplary touch-free device includes a spout, a processor, memory, an object sensor, a communication interface and logic stored on the memory. The logic contains processor readable instructions for causing the touch-free device to communicate with a second touch-free device. Wherein the processor readable instructions coordinate the operation of the touch-free device with respect to the second touch-free device.

Water-driven dispensing systems employing concentrated product

A dispenser for dispensing a diluted form of a concentrated product includes: a supply of concentrated product; a dilution chamber; an actuation assembly and a product pump mechanism having a water staging chamber. The actuation assembly receives water under pressure from a pressurized water supply. In a staging state, water from the pressurized water supply is fed to the water staging chamber, increasing the volume thereof and causing the actuating of the pump mechanism thereby driving a dose of product into the dilution chamber. In a return state, (a) water within the water staging chamber exits the water staging chamber, (b) water is advanced to the dilution chamber and mixes with the dose of product to create diluted product, and (c) a dose of concentrated product is drawn from the supply of concentrated product into the product pump mechanism.

Dispensers for wet-on-demand substrates

Exemplary embodiments wet-on-demand dispensers are disclosed herein. An exemplary dispenser for dispensing wet-on-demand substrates includes a housing, a container for holding a fluid, one or more wetting tips in fluid communication with the container. Each of the one or more wetting tips has a movable valve member. The exemplary dispenser further includes a holder for holding a roll of substrate and the movable valve members are moved as a function of contact with the substrate.

Lock-out mechanism for dispenser

A lock-out mechanism for use with a dispenser having a back plate and a cover hingedly attached thereto for receipt of a refill container with an attached pump. The cover carries a pressure member in the form of a push bar having a pump activating projection which normally activates the pump by engaging a collapsible portion thereof when the push bar is activated and the refill cartridge and pump are properly seated within the dispenser. The push bar also carries an interference rib on the push bar which projects therefrom and engages a non collapsible portion of the pump and prevents the pump activating projection from engaging the collapsible portion of the pump when the pump is misseated in the dispenser.

Vented refill units and dispensers having vented refill units

Exemplary embodiments of vented refill units and dispensers having vented refill units are disclosed herein. An exemplary refill unit includes a non-collapsing inverted container. The container has a neck located at the bottom of the container. A pump is secured to the neck. The pump has a housing that has a cylindrical outside surface. In addition, the housing has an attachment mechanism for attaching the pump to a venting insert. The venting insert has a cylindrical inside surface and a cylindrical outside surface. At least a portion of the venting insert is located within the neck. An air passage is located between the pump housing and the cylindrical inside surface of the venting insert. One or more apertures are located through the venting insert. A one-way air inlet valve is located proximate the one or more apertures.

COMPACT FOAM AT A DISTANCE PUMPS AND REFILL UNITS

Exemplary foam pumps, refill units and foam dispenser systems are disclosed herein. One exemplary refill unit includes a container and a foam pump secured to the container. The foam pump includes an outer housing, an inner housing and a cap. An air pump chamber is formed at least in part by the inner housing. In addition, a liquid pump chamber is formed at least in part by the inner housing. At least a portion of the liquid pump chamber is also formed by the outer housing. An air outlet is located at the bottom of the air pump chamber, which connects to an air outlet passage formed at least in part by the outer housing and the inner housing. Air and liquid dispense tubes are included as well as a mixing chamber located remotely from the foam pump. 1. A refill unit comprising:a container;a foam pump secured to the container; an outer housing;', 'an inner housing; and', an air pump chamber formed at least in part by the inner housing;', 'an air piston located at least partially within the air pump chamber;', 'a liquid pump chamber formed at least in part by the inner housing;', 'a liquid piston located at least partially within the liquid pump chamber;, 'a cap;'}, 'at least a portion of the liquid pump chamber formed by the outer housing;', 'an air outlet located at the bottom of the air pump chamber;', 'an air outlet passage formed at least in part by the outer housing and the inner housing;', 'an air dispense tube having a first end secured to the inner housing and a second end located remotely from the inner housing;', 'a liquid dispense tube having a first end secured to the inner housing and a second end located remotely from the inner housing; and', 'a mixing chamber located proximate the second end of the liquid dispense tube and the second end of the air dispense tubes., 'the foam pump having'}2. The refill unit if wherein a portion of the liquid pump chamber at least partially surrounds the air outlet passage.3. The refill unit if wherein the outer housing ...

Dispensers for wet-on-demand substrates

Exemplary embodiments wet-on-demand dispensers are disclosed herein. An exemplary dispenser for dispensing wet-on-demand substrates includes a housing, a container for holding a fluid, one or more wetting tips in fluid communication with the container. Each of the one or more wetting tips has a movable valve member. The exemplary dispenser further includes a holder for holding a roll of substrate and the movable valve members are moved as a function of contact with the substrate.

COUNTER MOUNT FOAM DISPENSING SYSTEMS HAVING IMPROVED FOAM QUALITY

An exemplary foam dispensing system includes a dispenser housing configured to be mounted below a counter, a spout configured to be mounted above a counter, a container supported by the dispenser housing, a pump in fluid communications with the container and configured to be mounted below a counter. The pump includes an air pump portion and a liquid pump portion. The pump also includes a mixing chamber. Liquid pumped from the liquid pump portion is mixed with air pumped from the air pump portion in the mixing chamber. A dispense tube is included that is configured to extend from the mixing chamber below a countertop to one or more mix media located above the countertop proximate an end of the spout. The one or more mix media are located near an end of the spout. An outlet nozzle is also provided and is located downstream of the one or more mix media. 1. A foam dispensing system comprising:a dispenser housing configured to be mounted below a counter;a spout configured to be mounted above a counter;a container supported by the housing;a pump in fluid communications with the container and configured to be mounted below a counter;the pump having an air pump portion and a liquid pump portion;the pump having a mixing area wherein liquid pumped from the liquid pump portion is mixed with air pumped from the air pump portion;one or more mix media located at the end of the dispense tube proximate an end of the spout;a dispense tube configured to extend from the mixing area below a countertop to the one or more mix media located above the counter proximate an end of the spout; andan outlet nozzle downstream of the one or more mix media.2. The foam dispensing system of wherein the diameter of the dispense tube is less than 3/16 of an inch.3. The foam dispensing system of wherein the diameter of the dispense tube is about ⅛ of an inch.4. The foam dispensing system of further comprising a check valve located between the mixing area and the mix media.5. The foam dispensing system ...

Dispenser with collapsible dispensing tube

A dispenser includes a housing and a push bar movable between a rest position and an actuated position. A container is retained in the housing and holds a liquid, and a pump is associated with a liquid. The pump is actuated to dispense a dose of the liquid, when the push bar is moved from its rest position to its actuated position. A dispensing tube includes an inlet associated with the pump, an outlet associated with the push bar, and a bellows portion between the inlet and the outlet. Upon moving the push bar from its rest position to its actuated position, the bellows portion is collapsed from an expanded volume to a compressed volume, and the outlet of the dispensing tube moves with the push bar. Upon return of the push bar from the actuated position to the rest position, the bellows portion expands from the compressed volume to the expanded volume, and draws liquid at the tip of the dispensing tube into the dispensing tube to reduce or eliminate dripping.

OFF-AXIS INVERTED FOAM DISPENSERS AND REFILL UNITS

An exemplary embodiment of a dispensing system includes a dispenser housing and a replaceable refill unit. The replaceable refill unit has a container that has a neck portion and a horizontal foam pump. The pump has an inlet orientated along an inlet axis and an outlet orientated along an outlet axis. A fluid passage extends from the pump chamber to the outlet. The inlet axis is offset from the outlet axis and the outlet axis is located closer to the front of the dispenser. An actuator is also located within the housing. In addition, an air compressor and an air passage to direct air into the fluid passage to mix the air with the fluid are included. The actuator is configured to drive the horizontal pump toward the front of the dispenser to dispense a fluid in the form of a foam. 1. An foam dispensing system having inverted containers comprising:a dispenser housing;a replaceable refill unit inserted at least partially in the housing; the container having a neck portion at the bottom of the container;', the pump having an inlet orientated along an inlet axis;', 'the pump having a liquid pump chamber;', 'the pump having a stationary outlet orientated along an outlet axis;', 'the pump having a fluid passage extending from the pump chamber to the outlet;', 'wherein the inlet axis is offset from the outlet axis; and', 'the outlet axis is located closer to the front of the dispenser than the inlet axis;, 'a horizontal foam pump secured to the neck portion;'}], 'a container;'}, 'the replaceable refill unit having'}an actuator located within the housing; and 'wherein the actuator is configured to drive the horizontal pump toward the front of the dispenser to dispense a fluid.', 'the air compressor having an air passage to direct air into the fluid passage;'}, 'an air compressor;'}2. The foam dispensing system of wherein the container has a center axis and a center of the neck portion is positioned along the center axis.3. The foam dispensing system of wherein the outlet ...

TOUCH-FREE DISPENSERS

Exemplary soap, sanitizer and lotion dispensers are disclosed herein. An exemplary dispenser includes a housing; a receptacle for receiving a container; a container of fluid comprising soap, sanitizer or lotion; a pump in fluid communication with the container; a power source; a pump coupled to a motor and pulse width modulation circuitry in circuit communication with the power source and the motor. The pulse width modulation circuitry is initially set to cause a selected dose of fluid to be dispensed at a base speed. A sensor for detecting a parameter indicative of an actual speed of a dispense of the fluid is also included. When the actual speed of the dispense of fluid is less than the base speed or greater than the base speed, the pulse width modulation circuitry adjusts the pulse width to cause the speed of a following dispense of fluid to be closer to the base speed. 1. A soap , sanitizer or lotion dispenser comprising:a housing;a receptacle for receiving a container;a container of fluid comprising soap, sanitizer or lotion;a pump in fluid communication with the container;a power source;a motor;the pump coupled to the motor;pulse width modulation circuitry in circuit communication with the power source and the motor;wherein the pulse width modulation circuitry is initially set to cause a selected dose of fluid to be dispensed at a base speed;a sensor for detecting a parameter indicative of an actual speed of a dispense of the fluid;wherein if the actual speed of the dispense of fluid is less than the base speed or greater than the base speed, the pulse width modulation circuitry adjusts the pulse width to cause the speed of a following dispense of fluid to be closer to the base speed.2. The soap claim 1 , sanitizing or lotion dispenser of wherein the sensor for detecting a parameter detects rotation of the pump or motor.3. The soap claim 1 , sanitizing or lotion dispenser of wherein the sensor for detecting a parameter is an optical sensor.4. The soap claim 1 ...

PULL PUMPS, REFILL UNITS AND DISPENSERS FOR PULL PUMPS

Dispensers, refill units and pumps are disclosed herein. The refill units include a container secured to a pump. Some exemplary refill units for dispensers include a container for holding a liquid and a post seal pump. As the post seal pump operates, a piston moves up and down over the pump seal. When the piston shaft is in a first position, fluid flows into the pump chamber and one or more apertures through the piston shaft are sealed off by the post seal. When the piston shaft is in a second position, the piston engages a wall of the pump chamber and the one or more apertures are away from the post seal to provide a fluid path from the pump chamber to the interior of the hollow piston shaft and is dispensed through an output. 1. A refill unit for a liquid dispenser comprising:a container for holding a liquid; and [ a housing;', 'the housing secured to the container;', 'a post secured to the housing;', 'a post seal on the post;', 'the housing having a pump chamber;', 'a base at one end of the pump chamber;', 'an aperture through the base;', 'a shaft seal secured to the housing and located proximate the aperture in the base;', 'a hollow piston shaft having a first end that fits over the post and engages the post seal and a second end that reciprocates within the aperture;', 'a fluid outlet located proximate the second end of the hollow piston shaft;', 'a piston located at an intermediary position on the shaft;', 'one or more apertures through the piston shaft located between the piston and the fluid outlet;, 'the post seal pump comprising'}, 'wherein when the piston shaft is in a first position, fluid flows into the pump chamber and the one or more apertures through the piston shaft are sealed off by the post seal; and', 'wherein when the piston shaft is in a second position, the piston engages a wall of the pump chamber and the one or more apertures provide a fluid path from the pump chamber to the interior of the hollow piston shaft., 'a post seal pump;'}2. The ...

FOAM-AT-A-DISTANCE DISPENSING SYSTEMS

A dispensing system includes an above-deck nozzle portion, a reservoir for holding fluid, a foam pump, a multi-lumen dispense passage, and a mixing portion. The above-deck nozzle portion has a dispenser outlet and is disposed above a counter. The foam pump is disposed below the counter and includes at least one liquid pump chamber in fluid communication with the reservoir, at least one air pump chamber, and a pump outlet. The multi-lumen dispense passage includes an inlet, an outlet, at least one liquid lumen, and at least two air lumens. The inlet is in fluid communication with the pump outlet, the outlet is in fluid communication with the dispenser outlet, and the at least one liquid lumen and the at least two air lumens are each in fluid communication with the inlet and the outlet of the multi-lumen dispense passage. The mixing portion is disposed between the multi-lumen dispense passage and the dispenser outlet. 1. A dispensing system , comprising:an above-deck nozzle portion having a dispenser outlet, wherein the above-deck nozzle portion is disposed above a counter;a reservoir for holding a fluid;a pump disposed below the counter, the pump comprising at least one liquid pump chamber in fluid communication with the reservoir, at least one air pump chamber, and a pump outlet having a liquid outlet and an air outlet separated from one another; an inlet in fluid communication with the pump outlet;', 'an outlet in fluid communication with the dispenser outlet;', 'one or more liquid lumens in fluid communication with the inlet and the outlet; and', 'one or more air lumens in fluid communication with the inlet and the outlet;', 'wherein if the one or more air lumens is a single air lumen, the single air lumen has an elongated cross-section;', 'wherein if the one or more air lumen is two or more air lumens, the two or more air lumens do not have to have an elongated cross-section;', 'wherein the cross-sectional area of the one or more liquid lumens is at least three ...

Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems

A foam dispenser includes a housing, a drive motor, and a foam pump. The foam pump includes a pump housing, and a molded multi-chamber diaphragm. The molded multi-chamber diaphragm includes a liquid pump diaphragm having a liquid pump stem and two or more air pump chambers each having an air pump stem. The length of the liquid pump stem is longer than the air pump stem. The foam pump further includes one or more outlet valves, a mixing chamber, an outlet for dispensing foam wherein the outlet is in fluid communication with the foam cartridge; and an actuator for sequentially actuating the liquid pump chamber and the two or more air pump chambers, wherein there is lost motion between the actuator and the liquid pump diaphragm.

DISPENSERS FOR WET-ON-DEMAND SUBSTRATES

Exemplary embodiments wet-on-demand dispensers are disclosed herein. An exemplary dispenser for dispensing wet-on-demand substrates includes a housing, a container for holding a fluid, one or more wetting tips in fluid communication with the container. Each of the one or more wetting tips has a movable valve member. The exemplary dispenser further includes a holder for holding a roll of substrate and the movable valve members are moved as a function of contact with the substrate. 1. A wet-on-demand dispenser comprising:a housing;a container for holding a fluid;one or more wetting tips;one or more movable valve members;one or more conduits placing the one or more wetting tips in fluid communication with the container;a roll of substrate;wherein one or more sheets of substrate are dispensed from the dispenser;wherein when the one or more sheets of substrate are dispensed form the dispenser, the one or more sheets of substrate contact the one or more movable valve members and move the one or more movable valve members to an open position to allow fluid to flow out of the one or more wetting tips.2. The wet-on-demand dispenser of wherein the one or more movable valve members are located at least partially within the one or more wetting tips.3. The wet-on-demand dispenser of wherein the roll of substrate is arranged horizontally.4. (canceled)5. (canceled)6. (canceled)7. (canceled)8. The wet-on-demand dispenser of comprising at least two or more wetting tips.9. The dispenser of wherein the container is removable.10. (canceled)11. The dispenser of wherein one or more biasing member biases the one or more movable valve members toward a closed position.12. The dispenser of further comprising on or more diffusers for diffusing fluid flowing out of the one or more wetting tips.13. The dispenser of further comprising a pump for pumping fluid from to container to the one or more wetting tips.14. (canceled)15. The dispenser of wherein a first number of wetting tips may utilized ...

Dispensers, refill units and pumps having vacuum actuated anti-drip mechanisms

A fluid dispenser includes a dispenser housing, a container for holding a foamable liquid, a foam pump, an outlet in fluid communication with the foam pump, and a vacuum actuated suck-back mechanism in fluid communication with the foam pump and the outlet. The foam pump has a liquid pump portion and an air pump portion. The vacuum actuated suck-back mechanism includes a chamber and a movable member. The chamber has a vacuum port that is in fluid communication with the air pump portion of the foam pump, and a suck-back port that is in fluid communication with the outlet. The movable member of the vacuum actuated suck-back mechanism moves under vacuum pressure to reduce the volume of the chamber. The volume of the chamber increases upon removal of the vacuum pressure.

SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS

A foam dispenser includes a housing, a drive motor, and a foam pump. The foam pump includes a pump housing, and a molded multi-chamber diaphragm. The molded multi-chamber diaphragm includes a liquid pump diaphragm having a liquid pump stem and two or more air pump chambers each having an air pump stem. The length of the liquid pump stem is longer than the air pump stem. The foam pump further includes one or more outlet valves, a mixing chamber, an outlet for dispensing foam wherein the outlet is in fluid communication with the foam cartridge; and an actuator for sequentially actuating the liquid pump chamber and the two or more air pump chambers, wherein there is lost motion between the actuator and the liquid pump diaphragm.

PEROXIDE POWERED PRODUCT DISPENSING SYSTEM

A dispensing system includes a decomposition chamber having a catalyst for the decomposition of hydrogen peroxide. The hydrogen peroxide and a foaming soap are provided in separate first and second chambers of a product reservoir portion of a refill unit. Decomposition of the hydrogen peroxide produces oxygen gas and water, that may be used as a propellant for the creation of the foamed product, or may be used to power a pump. Additionally, the oxygen gas may be used to power a scavenger for the creation of electricity for charging a battery within the dispenser. 1. A dispensing system comprising:(a) a decomposition chamber containing a catalyst for the decomposition of hydrogen peroxide;(b) a mixing chamber;(c) a first pump for pumping a foaming soap concentrate into said mixing chamber;(d) a second pump for pumping hydrogen peroxide into said decomposition chamber; and(e) a passage extending between said decomposition chamber and said mixing chamber for providing oxygen gas and water produced from the decomposition of the hydrogen peroxide to said mixing chamber.2. The dispensing system of claim 1 , said first pump being a peristaltic pump.3. The dispensing system of claim 1 , said second pump being a peristaltic pump.4. The dispensing system of claim 1 , further comprising a one-way valve positioned in said passage and allowing fluid flow toward said mixing chamber.5. The dispensing system of claim 1 , further comprising a refill unit including a product reservoir.6. The dispensing system of claim 5 , said product reservoir having a first chamber containing a foaming soap and a second chamber containing hydrogen peroxide.7. The dispensing system of claim 6 , said first and second chambers being separate from one another.8. The dispensing system of claim 6 , said foaming soap being a concentrate having a reduced water content.9. The dispensing system of claim 6 , said hydrogen peroxide having a concentration of less than 10%.10. The dispensing system of claim 9 , ...

FOAM CARTRIDGES, PUMPS, REFILL UNITS AND FOAM DISPENSERS UTILIZING THE SAME

Exemplary embodiments of foam cartridges, refill units for foam dispensers, and foam dispensers are disclosed herein. An exemplary foam cartridge for a foam pump that may be used in a refill unit includes a housing. The housing includes an upper cylindrical portion and a lower cylindrical portion. One or more air passageways are located through the upper cylindrical portion. The foam cartridge includes an interior cylindrical member having a dome. The interior cylindrical member is located at least partially within the upper cylindrical portion of the housing. One or more mixing passages located between the interior cylindrical member and the upper cylindrical portion of the housing, and one or more mix media are located at least partially within the lower cylindrical portion of the housing. 1. A foam cartridge for a foam pump comprising:a housing;the housing having an upper cylindrical portion and a lower cylindrical portion;one or more air passageways through the upper cylindrical portion; andan interior cylindrical member having a closed top;the interior cylindrical member is located at least partially within the upper cylindrical portion of the housing;one or more mixing passages located between the interior cylindrical member and the upper cylindrical portion of the housing; andone or more mix media located at least partially within the lower cylindrical portion of the housing.2. The foam cartridge of further comprising one or more curved ribs located on the closed portion of the interior cylindrical member.3. The foam cartridge of wherein the upper cylindrical portion has a smaller outside diameter than the lower cylindrical portion.4. The foam cartridge of wherein at least two of the air inlet passages are offset along the vertical axis.5. The foam cartridge of claim Error! Reference source not found claim 1 , wherein at least one air passage has an inward tapered shape.6. The foam cartridge of wherein at least a portion of the lower cylindrical portion has a ...

Universal dispenser mounting brackets

Exemplary embodiments of universal mounting brackets and dispensers with mounting brackets are disclosed herein. An exemplary universal dispenser mounting bracket includes a base. The base has a first surface for connecting to a dispenser. A first spring arm extends from the base in a first direction and has a first arm clamp. A second spring arm extends from the base in a second direction and has a second arm clamp. The first and second spring arms have a rest position and a biased position. Moving the first and second spring arms away from their rest position generates a clamp force in the spring arms that urges the first and second spring arms toward their rest position. When the mounting bracket is mounted to a surface, the base is on a first side of the surface and the first and second clamp arms are on a second side of the surface and the clamp force generated by the spring arms secures the mounting bracket to the surface.

FOAM-AT-A-DISTANCE SYSTEMS AND ANTI-DRIP MECHANISMS FOR SUCH SYSTEMS

Exemplary foam-at-a-distance systems include a spout, a container, and a foam generator having a suck-back mechanism located within the spout. The system includes a liquid pump chamber, an air pump chamber, a liquid conduit and an air conduit. The foam generator has a differential bore housing. The differential bore housing has a first portion with a first inside bore and a second portion with a second inside bore, wherein the first inside bore has a smaller diameter than the second inside bore. A piston having a seal extending from the piston that is in contact with the second inside bore is also included. A mixing chamber is located in the large bore. Movement of the seal in an upstream direction provides negative pressure in the second mixing chamber and draws in fluid from the outlet.

Foam dispensing systems with multiple liquid supplies, and related refill units

An exemplary foam dispenser includes a housing, a plate located in the housing, a first dispensing wheel located proximate the plate. The first dispensing wheel has a plurality of pinch members and is rotatable about an axis. The exemplary dispenser includes a second dispensing wheel located proximate the plate. The second dispensing wheel having a plurality of pinch members and rotatable about the same axis as the first dispensing wheel. Rotation of the first dispensing wheel is configured to pinch a first flexible tube against the plate and to move a first liquid through the first tube; and rotation of the second dispensing wheel is configured to pinch a second flexible tube against the plate and to move a second liquid through the first tube. The exemplary dispenser includes a motor for rotating the first and second dispensing wheels and a motor controller for starting and stopping the motor.

Foam pump with improved piston structure

A foam pump includes a piston housing and a piston assembly received in the piston housing thereby defining a collapsible liquid chamber and a collapsible air chamber. The piston assembly includes a premix chamber separated from both the collapsible liquid chamber and the collapsible air chamber by a premix chamber wall and fluidly communicating with both the collapsible liquid chamber and the collapsible air chamber through a mix aperture in the premix chamber wall. A biasing member urges the piston assembly to a non-actuated position. The foam pump is actuated by urging the piston assembly against the biasing member to an actuated position in which the collapsible air chamber and the collapsible liquid chamber are reduced in volume such that air and foamable liquid are expelled from their respective collapsible air chamber and collapsible liquid chamber through the mix aperture. The simultaneous movement of the air and foamable liquid through the mix aperture causes a turbulent mixing ...

Pull actuated foam pump

A foam dispenser having an actuator and a dispenser housing. The actuator releasably mates with a pomp of a refill unit and is moveable from a first position to a second position. Wherein the second position is further from the refill unit than the first position. Movement of the actuator from the first position to the second position causes the foam dispenser to dispense foam when a refill unit is inserted in the foam dispenser.

HORIZONTAL PUMPS, REFILL UNITS AND FOAM DISPENSERS

Disposable refill units, and pumps for disposable refill units for foam dispensers are disclosed herein. Exemplary embodiments include a container for holding a foamable liquid and a pump secured to the container. The pump includes a liquid chamber formed between a liquid inlet valve and a liquid outlet valve. In addition, the pump includes a sleeve that is located at least partially within the liquid chamber. One or more liquid passages are defined at least in part by an area located between an exterior wall of the sleeve and a wall of the liquid chamber. The pump also includes a piston body having a head and a sealing member located at a first end of the piston. The sealing member forms a seal against the interior wall of the sleeve and the piston head moves within the sleeve to reduce and enlarge the volume of the liquid chamber. 1. A disposable refill unit for a foam dispenser comprising:a container for holding a foamable liquid;a pump secured to the container;a liquid chamber formed between a liquid inlet valve and a liquid outlet valve;a sleeve located at least partially within the liquid chamber;a liquid passage defined at least in part by an area located between an exterior wall of the sleeve and a wall of the liquid chamber;a piston body having a head and a sealing member located at a first end;wherein the piston head moves within the sleeve and the sealing member forms a seal with an interior wall of the sleeve.2. The disposable refill unit of wherein a first vertical axis passing through the center of the liquid inlet valve is offset from a second vertical axis passing through the center of the liquid outlet valve.3. The disposable refill unit of wherein the liquid outlet valve is located closer to the front of the dispenser than the liquid inlet valve.4. The disposable refill unit of wherein the piston body comprises a second head and second sealing member claim 1 , wherein the second sealing member seals against an air cylinder and wherein movement of ...

Locking dispenser

A locking dispenser to dispense material from a replaceable refill container maintains a lock assembly having a plurality of spring-biased plungers configured in accordance with a predetermined lock parameter. The refill container carries a collar that includes a plurality of markers configured in accordance with a predetermined key parameter. Thus, when a refill container having a key parameter that is compatible with the lock parameter of the key block is installed at the dispenser, the plungers transition from a locked state to an unlocked state to enable the movement of an actuator, which when depressed by a user, results in the dispensement of material from the refill container.

Self-orientating wipes dispensing nozzles and wipes dispensers having the same

Exemplary embodiments of wipes dispensers are disclosed herein. An exemplary wipes dispenser having a self-centering nozzle includes a container, a plurality of wipes contained within the container, a fluid for wetting the plurality of wipes, a receiving member connected to the container, and an outlet nozzle housing for holding an elastomeric outlet nozzle. The nozzle housing is connected to the receiving member so that the nozzle housing is movable between two or more positions. A biasing member is connected to one of the receiving member, the nozzle housing and the elastomeric outlet nozzle. The elastomeric outlet nozzle moves from a centered upright position, the biasing member deflects and biases the outlet nozzle toward a centered position.

REFILLABLE DISPENSER HAVING RESERVOIRS AND REFILL CONTAINERS CONFIGURED FOR FLUID AND AIR TRANSFER THEREBETWEEN

A fluid dispenser includes a housing, a pump, an outlet nozzle, a reservoir, a liquid passage, an air passage, and a refill container. The pump and reservoir are attached to the housing, and both the outlet nozzle and the reservoir are in fluid communication with the pump. The reservoir has at least one engagement member, and the liquid passage and the air passage are located in the engagement member. The refill container has at least one sealing member, and the refill container is configured to be releasably attached to the reservoir such that the refill container is in fluid communication with the reservoir. When the refill container is attached to the reservoir, the engagement member engages the sealing member to cause the liquid passage and the air passage to be in fluid communication with the refill container.

DOUBLE ACTING BLADDER PUMP

An exemplary refill unit includes a container and a pump secured to the container. The pump includes a liquid inlet, a first chamber, a second chamber, a liquid inlet valve, a liquid outlet valve; and an outlet. The liquid inlet valve has a first sealing member that allows fluid to flow into the first chamber and a second sealing member that allows fluid to flow into the second chamber and prevents fluid from flowing out of the first chamber back into the container. The liquid outlet valve has a first sealing member that allows fluid to flow out of the first chamber and through the liquid outlet and a second sealing member that allows fluid to flow out of the second chamber and through the liquid outlet. 1. A refill unit comprising:a container; and [ a liquid inlet;', 'a first chamber;', 'a second chamber;', 'a liquid inlet valve;', 'a liquid outlet valve; and', 'an outlet;, 'the pump having'}, 'wherein the liquid inlet valve has a first sealing member that allows fluid to flow into the first chamber and a second sealing member that allows fluid to flow into the second chamber and prevents fluid from flowing out of the first chamber back into the container; and', 'wherein the liquid outlet valve has a first sealing member that allows fluid to flow out of the first chamber and through the liquid outlet and a second sealing member that allows fluid to flow out of the second chamber and through the liquid outlet., 'a pump secured to the container;'}2. The refill unit of further comprising an elastomeric diaphragm that forms at least a portion of the first and second chambers.3. The refill unit of wherein the liquid inlet valve comprises a plurality of wiper seals.4. The refill unit of wherein the liquid outlet valve comprises a plurality of wiper seals.5. The refill unit of wherein the liquid inlet valve is parallel to the liquid outlet valve.6. The refill unit of wherein the liquid inlet valve is a unitary part.7. The refill unit of wherein the elastomeric diaphragm ...

Fluid dispenser and fluid refill system for fluid dispenser

A fluid dispenser includes a dispensation conduit and a refill conduit. A refill system includes a refill reservoir and a refill distribution conduit. The refill distribution conduit is configured for selective fluid coupling with the refill conduit to facilitate refilling of the fluid dispenser.

REFILLING SYSTEMS, REFILLABLE CONTAINERS AND METHOD FOR REFILLING CONTAINERS

Exemplary sanitary soap refilling systems and methods are disclosed herein. An exemplary refill refilling system includes a housing, a pump located within the housing, and a bulk storage tank connector. The bulk storage tank connector having a liquid outlet and an air inlet. A liquid inlet conduit is in fluid communication with the pump the liquid outlet. A refill connector is included. The refill connector has a liquid inlet and an air outlet. The refill connector air outlet and the bulk storage tank connector air inlet are in fluid communication with one another. The refill liquid inlet is in fluid communication with the pump. 1. A portable soap refill system comprising:a housing configured to be moved from station to station to refill a plurality of soap dispensers;a concentrate refill container containing a concentrate fluid soap releasably secured to the housing;a water inlet;the concentrate refill container in fluid communication with a pump having an inlet for receiving fluid from the concentrate refill container and an outlet;a static mixer in fluid communication with the water inlet and the pump outlet for providing a diluted mixture;a hose in fluid communication with the static mixer;a quick connect fitting on an end of the hose;a dispenser;a dispenser container releasably secured to the dispenser;a refill port in fluid communication with the dispenser container;wherein the refill port is configured to connect with the quick connect fitting to fill dispenser container with the diluted mixture.2. The soap refill system of further comprising a three-way valve claim 1 , wherein an outlet of the three-way valve drives a piston to operate the pump;3. The soap refill system of further comprising a water piston.4. The soap refill system of wherein the water inlet is in fluid communication with a hose that is connectable to a restroom faucet.5. The soap refill system of further a limit switch for detecting compression of a pump chamber;6. The soap refill system of ...

Self-orienting wipes dispensing nozzles and wipes dispensers having the same

Exemplary embodiments of wipes dispensers are disclosed herein. An exemplary wipes dispenser includes a container, a plurality of wipes contained within the container, a fluid for wetting the plurality of wipes and a self-orientating outlet nozzle. The self-orientating outlet nozzle includes a moveable outlet opening. The moveable outlet opening aligns with the direction of pull of the wipe when the wipe is pulled out of the dispenser at an angle that is not substantially vertical.

DISPENSERS FOR DILUTING A CONCENTRATED LIQUID AND DISPENSING THE DILUTED CONCENTRATE

Exemplary embodiments of dispensers are disclosed herein. One exemplary dispenser is a soap or sanitizer dispenser. The dispenser includes a housing. A removable and replaceable concentrate container for holding concentrated soap or sanitizer is located within the housing. A concentrate pump is in fluid communication with the concentrate container. A diluent container for holding a liquid is also located within the housing and a diluent pump for pumping the diluent is also included. The dispenser includes a mixing chamber in fluid communication with the concentrate pump and the diluent pump. The dispenser includes an outlet. When concentrated soap or sanitizer is pumped from the concentrate container, it mixes with diluent pumped from the diluent container to form a diluted mixture. The diluted mixture is dispensed at the outlet of the dispenser. 1. A soap or sanitizer dispenser comprising:a housing;a removable and replaceable concentrate container for holding concentrated soap or sanitizer located within the housing;a concentrate pump in fluid communication with the concentrate container;a diluent container for holding a liquid located within the housing;a diluent pump for pumping the diluent;a mixing chamber in fluid communication with the concentrate pump and the diluent pump; andan outlet;wherein concentrated soap or sanitizer pumped from the concentrate container mixes with diluent pumped from the diluent container to form a diluted mixture and the diluted mixture is dispensed at the outlet.2. The soap or sanitizer dispenser of wherein the concentrate container is removable and replaceable when empty.3. The soap or sanitizer dispenser of wherein the concentrate pump is secured to the concentrate container and is removed with the concentrate container when the concentrate is empty.4. The soap or sanitizer dispenser of wherein the diluent container is refillable.5. The soap or sanitizer dispenser of wherein the diluent container is replaceable.6. The soap or ...

DISPENSERS FOR WET-ON-DEMAND SUBSTRATES

Exemplary embodiments wet-on-demand dispensers are disclosed herein. An exemplary dispenser for dispensing wet-on-demand substrates includes a housing, a container for holding a fluid, one or more wetting tips in fluid communication with the container. Each of the one or more wetting tips has a movable valve member. The exemplary dispenser further includes a holder for holding a roll of substrate and the movable valve members are moved as a function of contact with the substrate.

Pressure activated automatic source switching dispenser system

A dispenser includes a housing that holds first and second refill units, each including a product container and a valve assembly that receives product from the product container. An actuator mechanism associates with the first refill unit and is actuated to force air into the associated valve assembly and dispense product from the valve assembly until such time as the product container associated with that valve assembly is empty. When empty, a float valve of the valve assembly prevents the actuation of the actuator mechanism and forces the actuator mechanism to associate with the second refill unit. While so associated, the first refill unit can be replaced, thus, helping to ensure that the dispenser does not run out of product.

HORIZONTAL PUMPS, REFILL UNITS AND FOAM DISPENSERS WITH INTEGRAL AIR COMPRESSORS

Foam dispensers having integral air compressors with connectors to connect with a disposable refill unit, disposable refill units and liquid pumps are disclosed herein. A refill unit includes a container and a liquid pump. The liquid pump includes a liquid chamber defined at least in part by a liquid inlet valve and a liquid outlet valve. A piston that reciprocates horizontally in the liquid chamber. A mixing chamber is located downstream of the liquid chamber. The mixing chamber is in fluid communication with the liquid chamber and has an air inlet. A sanitary seal is located proximate the air inlet to prevent liquid from contaminating the air compressors.

FOAM PUMPS, REFILL UNITS AND DISPENSERS WITH DIFFERENTIAL BORE SUCK-BACK MECHANISM

An exemplary system for dispensing foam includes a container holding a foamable liquid, a pump, and a suck-back device. The suck back device has a housing having a small bore with first diameter and a large bore with a second diameter; a dual body piston with a first piston that reciprocates in the small bore and a second piston that reciprocates in the large bore; a flow restrictor located proximate the dual body piston, a suck back chamber formed at least in part by the large bore and the second piston, and a foam outlet. The flow restrictor is configured so that fluid flow into the suck back device causes the suck back chamber to compress and when the fluid flow stops, a biasing member causes the suck back chamber to expand and suck back residual foam into the suck back chamber.

Outlet valve arrangements for enhanced pump efficiency

A dispenser includes a housing, an inverted container disposed in the housing, a outlet nozzle, a pump, a first check valve, and a second check valve. The pump is disposed between the container and the outlet nozzle. The pump includes a pump inlet a pump outlet, and a pump chamber. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the pump and the outlet nozzle, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the outlet nozzle, and the second check valve has a second cracking pressure. The second cracking pressure of the second check valve is greater than the first cracking pressure of the first check valve.

LOW RESIDUAL INVERTED PUMPS, DISPENSERS AND REFILL UNITS

A foam pump including a housing and a piston that reciprocates within the housing is disclosed herein. The piston has a hollow portion and an orifice through the wall of the piston. A first seal located proximate the upper end of the piston provides a seal between the piston and the housing. A liquid inlet is located in the side wall of the housing at a point lower than the top of the piston. A one-way liquid inlet valve is located proximate the liquid inlet and a one-way liquid outlet valve is located prior to the liquid outlet. A charge chamber is defined at least in part by the liquid inlet valve, the liquid outlet valve, a wall of the piston and a wall of the housing. 1. A pull pump comprising:a housing;a piston that reciprocates within the housing;the piston having an outer wall and at least a portion of the center of the piston is hollow;the piston includes an orifice form the outer wall to the center of the piston;a first seal is located proximate the upper end of the piston to provide a seal between the piston and the housing;the first seal is located above the orifice in the piston wall;a liquid inlet in the side wall of the housing at a point lower than the top of the piston;a one-way liquid inlet valve;a liquid outlet having a one-way liquid outlet valve;a charge chamber defined at least in part by the one-way liquid inlet valve, the one-way liquid outlet valve, a wall of the housing and a wall of the piston; anda mixing chamber located downstream of the one-way liquid outlet valve;wherein the charge chamber is dispensed by pulling the piston downward and recharged by moving the piston upward.2. The pull pump of further comprising an air inlet in fluid communication with the liquid outlet and a foaming element located downstream of the air inlet and the liquid outlet.3. The pull pump of wherein the liquid inlet valve is lower than the liquid outlet valve.4. The pull pump of further comprising:a container for holding a fluid;a neck formed in the container; ...

SELF-ORIENTING WIPES DISPENSING NOZZLES AND WIPES DISPENSERS HAVING THE SAME

Exemplary embodiments of wipes dispensers are disclosed herein. An exemplary wipes dispenser includes a container, a plurality of wipes contained within the container, a fluid for wetting the plurality of wipes and a self-orientating outlet nozzle. The self-orientating outlet nozzle includes a moveable outlet opening. The moveable outlet opening aligns with the direction of pull of the wipe when the wipe is pulled out of the dispenser at an angle that is not substantially vertical. 1. A wipes dispenser comprising:a container;a plurality of wipes contained within the container;a fluid for wetting the plurality of wipes;a self-orientating outlet nozzle;wherein the self-orientating outlet nozzle comprises a moveable outlet opening;wherein the moveable outlet opening aligns with the direction of pull of the wipe when the wipe is pulled out of the dispenser at an angle that is not substantially vertical.2. The dispenser of wherein self-orientating outlet nozzle further comprises a ball and a socket.3. The dispenser of wherein self-orientating outlet nozzle further comprises one or more hinges about which the self-orientating outlet nozzle rotates.4. The dispenser of wherein self-orientating outlet nozzle further comprises a bellows.5. The dispenser of wherein self-orientating outlet nozzle further comprises a flexible dome.6. The dispenser of wherein self-orientating outlet nozzle further comprises an elastomeric member that allows an opening in the self-orientating outlet nozzle to align with the direction of pull of a wipe.7. The dispenser of wherein the outlet nozzle is elastomeric. comprises silicon nozzle member.8. The dispenser of wherein the outlet nozzle comprises silicon.9. A wipes dispenser comprising:a container for holding a plurality of wipes; anda self-orientating outlet nozzle secured to the container;the self-orientating nozzle having a housing that has a partial spherical shape;a resilient member having an outlet opening secured to the housing; anda ...

Sequentially activated multi-diaphragm foam pumps, refill units and dispenser systems

An exemplary foam dispenser includes a housing, a drive motor and a foam pump operatively coupled to the drive motor. The foam pump is secured to the housing and the foam pump includes a housing and a molded multi-chamber diaphragm. The molded multi-chamber diaphragm includes a liquid pump chamber, two or more air pump chambers; and an outlet valve. A mixing chamber is included and located downstream of the outlet valve for mixing foamable liquid from the liquid pump diaphragm with air from each of the two or more air pump chambers. In addition, a foam cartridge and an outlet for dispensing foam are also included.

Manual skin-care product dispenser

A product dispenser includes a housing having a backplate and a cover that, together, define a reservoir recess, and a refill unit received in the housing, the refill unit including a product reservoir positioned in the reservoir recess and holding product for dispensing, and a pump carried by the product reservoir and actuated to dispense the product. The cover pivots relative to the backplate and is pushed to pivot about a pivot point and actuate the pump. The pivot point is positioned such that the volume of the reservoir recess increases as the pump is actuated to dispense the product. The product reservoir may include a pair of cylindrical recess positioned on a common axis and projecting inwardly toward one another, and the cover may include a pair of inwardly projecting journals that are removably received in the cylindrical recesses, the cylindrical recesses and the journals acting together to form the pivot point of the cover.

Foam dispenser with liquid tube pump refill unit

A foam dispenser includes a housing and a refill unit. The refill unit carries a tube pump for pumping a foamable liquid, and the housing carries an air pump for pumping air. The tube pump and air pump fluidly communicate premixed chamber in a mixing unit to create a foam product when the dispenser is actuated to actuate both the 2 pump and the air pump.

Pumps with self-adjusting volumes, refill units and dispensers having same

Exemplary embodiments of pumps, refill units and dispenser systems are disclosed herein. An exemplary refill unit for a soap, sanitizer or lotion includes a container for holding a fluid and a pump secured to the container. The pump includes a housing, a liquid piston, a liquid pump chamber, an air piston, an air pump chamber; and a piston holder. The liquid piston is connected to the air piston. The piston holder is connected to one of the liquid piston and the air piston. The connection comprises one or more projections and one or more grooves. The volume of the liquid pump chamber and the air pump chamber both change as a function of the engagement of the one or more projections with the one or more grooves.

CLEANING APPARATUSES AND DEVICES FOR APPLYING CLEANING FLUID TO SUBSTRATES

Exemplary embodiments of cleaning buckets are shown and described herein. An exemplary cleaning bucket includes a housing that has a cleaning solution reservoir, a dirty water reservoir and an insert for inserting into the housing. The housing has a first surface. The first surface covers the cleaning solution reservoir. The first surface is configured to allow water to flow into the dirty water reservoir through one or more openings allowing fluid to flow into the dirty water reservoir. The insert further includes a cleaning solution dispensing member located on the first surface, a pump for drawing cleaning solution out of the cleaning solution reservoir; and an activation device for causing the pump to pump fluid from the cleaning solution reservoir to the cleaning solution dispensing member.

Foam soap dispenser with stationary dispensing tube

Dispensers are provided including pumps for dispensing a foamed product out of an outlet provided in a dispensing tube. The foam is created from the mixing of a foamable liquid and air, with separate pumps being provided for each component. The dispensing tube is stationary, although the pumps themselves have parts that must move to dispense the foamed product. A single actuator operates both the liquid and air pumps. Additionally, in some embodiments, the air pump advances air before the liquid pump advances liquid. These pumps are particularly suited to the dispensing of a foamed skin care or skin sanitizing product.

Peroxide powered product dispensing system

A dispensing system includes a decomposition chamber having a catalyst for the decomposition of hydrogen peroxide. The hydrogen peroxide and a foaming soap are provided in separate first and second chambers of a product reservoir portion of a refill unit. Decomposition of the hydrogen peroxide produces oxygen gas and water, that may be used as a propellant for the creation of the foamed product, or may be used to power a pump. Additionally, the oxygen gas may be used to power a scavenger for the creation of electricity for charging a battery within the dispenser.

Holder for aerosol dispenser

A container holder assembly for removably receiving a product dispensing container having a flexible nozzle spout includes a wall-mounting back plate having a longitudinal axis and a container holder for receipt of the dispensing container hingedly attached to the back plate. The container holder has a through central bore for receipt of the dispensing container and the longitudinal axis of that bore is disposed at an angle with respect to the longitudinal axis of the back plate so that the container, when inserted, is disposed at an angle with regard to that axis and with regard to any vertical surface supporting the back plate. The product dispensing container is inserted into the container holder in an inverted condition so that the flexible nozzle projects below the container holder whereby, when the container holder is moved toward the back plate, the nozzle will contact a portion of the back plate and be deflected to dispense product. The back plate is essentially L-shaped in elevation ...

COUNTER MOUNTED DISPENSING SYSTEM

A combination product container and pump includes a product container including a neck providing an open top, and a lug proximate a base of the neck. A pump is fitted within the open top and includes a piston. A cap provides a piston aperture and secures the pump to the container. The piston of the pump extends through the piston aperture. A dispensing tube port is offset from the piston. A collar key is fitted over the cap. The collar key includes an actuator aperture, and the piston extends through the actuator aperture. The collar key further includes a dispensing tube slot, and the dispensing tube port extends through the dispensing tube slot. The collar key also includes a notch that is circumferentially offset from the dispensing tube slot, the notch being fitted over the lug of the product container such that the dispensing tube slot and the dispensing tube port must occupy a particular orientation with respect to the lug.

Counter mounted dispensing system

A counter mounted dispensing system includes a bottle support under a counter and a product container having a collar key. The product container is received by the bottle support and held thereby without the need for relative rotational movement between the product container and the bottle support. The product container thus may have a cross-sectional shape that prohibits the product container from being rotated at the location of receipt, typically due to contact between the container and a wall or the sink basin. An alignment skirt on the bottle support ensures that the product container is properly oriented for receipt, and a release ring in the bottle support engages the collar key on the product container to releasably hold the product container.

Pull actuated foam pump

A foam dispenser includes a refill unit and a dispenser housing. The refill unit carries foamable liquid and provides a liquid pump portion actuated to advance foamable liquid through the dispenser. The dispenser housing provides an air pump portion actuated to advance air through the dispenser. The air pump portion communicates with the liquid pump portion when the refill unit is properly placed in the housing. The liquid pump portion includes a piston housing that reciprocally receives a piston assembly to define a collapsible liquid chamber. Similarly, the air pump portion includes a piston housing that reciprocally receives a piston assembly to define a collapsible air chamber. Upon actuation of the dispenser, both the liquid chamber and the air chamber collapse and thereby feed air and liquid to an extrusion chamber, and extrude the mixture of air and liquid therein through a premix chamber and at least one mesh screen. The pump is actuated my pulling the piston assembly away from ...

Wall-mounted dispenser assembly with transparent window

A dispenser for releasably receiving a collapsible bottle having a neck and a pump projecting from the neck. The dispenser includes a back plate with a cover hinged thereto and a container receiving bracket carried on the back plate for receiving the neck of the bottle. The bottle may include a security collar fixed to the neck with a rib geometry on its periphery for mating with a complemental geometry on the bracket to fix the bottle in place on the back plate. The cover carries a projecting transverse rib on its inner surface so that, when the cover is closed, the rib engages the security collar to further assist in retaining and locating the bottle. The cover also includes a transparent sight window located adjacent its lower end for observing the level of the contents of the bottle, a light window adjacent its upper end for admitting ambient light into the closed dispenser and a push bar for activating the pump to dispense material from the bottle.

Squeeze action foam pump

A foam dispenser includes a foam pump communicating with the contents of a container holding a foamable liquid. The foam pump includes a pump body, a passage extending through the pump body from an inlet to an outlet, an inlet valve including an inlet flow regulator, and an outlet valve including an outlet flow regulator. The inlet receives foamable liquid from the container. The inlet valve and outlet valve are positioned in the passage to define (a) an inlet stage, (b) an outlet stage, and (c) a transition stage. A liquid port extends through the pump body and communicates with the transition stage, and an air port extends through the pump body and communicates with the outlet stage. A liquid bellows surrounds the liquid port and an air bellows surrounds the air port. The liquid bellows contains the foamable liquid and is movable between an expanded volume and a contracted volume, and expels at least a portion of the foamable liquid to the passage through the liquid port when moved from ...

SPLIT BODY PUMPS FOR FOAM DISPENSERS AND REFILL UNITS

Foam dispensers, refill units for foam dispensers and liquid pumps for use in foam dispensers are disclosed herein. A refill unit for refilling a foam dispenser system is also disclosed herein. The foam dispenser has an air compressor secured thereto and the air compressor is not disposed of with the refill unit. The refill unit includes a liquid pump and a container for holding a foamable liquid that is connected to the liquid pump. The liquid pump includes a pump housing and a mixing chamber having an inlet check valve and an outlet check valve. The mixing chamber has an extended position with a first volume and a contracted position with a second volume. The pump housing includes an aperture therethrough configured to receive air from an air compressor that does not form part of the refill unit. One or more one-way sealing members are located within the pump housing between the aperture and the mixing chamber for preventing liquid from passing through the aperture in the pump housing for receiving air. A foaming element and outlet nozzle are located downstream of the mixing chamber. The refill unit is configured to be received by a foam dispenser having an air compressor located therein and configured to receive pressurized air from the air compressor through the first aperture. In addition, the refill unit may be disposed of without disposing of the air compressor. 1. A refill unit for refilling a foam dispenser system that has an air compressor secured thereto and the air compressor is not disposed of with the refill unit , the refill unit comprising:a liquid pump; anda container for holding a foamable liquid connected to the liquid pump;the liquid pump including:a pump housing;a mixing chamber having an inlet check valve and an outlet check valve;the mixing chamber having an extended position with a first volume and a contracted position with a second volume;an air inlet aperture through the pump housing configured to receive air from an air compressor that ...

Double inlet valve for enhanced pump efficiency

A dispenser having a housing, a container disposed in the housing for holding a liquid, a nozzle, and a pump. The pump includes a pump inlet, a pump outlet, a pump chamber. The pump inlet is in fluid communication with the container and the pump chamber, and the pump outlet is in fluid communication with the pump chamber and the nozzle. The pump chamber is movable between an expanded position and a compressed position. A first check valve is disposed between the container and the pump, and the first check valve has a first cracking pressure. A second check valve is disposed between the first check valve and the pump, and the second check valve has a second cracking pressure. The first cracking pressure of the first check valve is greater than the second cracking pressure of the second check valve.

Outlet valve arrangements for enhanced pump efficiency

A dispenser includes a housing, an inverted container disposed in the housing, a outlet nozzle, a pump, a first check valve, and a second check valve. The container holds a fluid. The pump is disposed between the container and the outlet nozzle. The pump includes a pump inlet in fluid communication with the container, a pump outlet in fluid communication with the outlet nozzle, and a pump chamber in fluid communication with the pump inlet and the pump outlet. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the pump and the outlet nozzle, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the outlet nozzle, and the second check valve has a second cracking pressure. The second cracking pressure of the second check valve is greater than the first cracking pressure of the first check valve.

High quality non-aerosol hand sanitizing foam

High quality non-aerosol foam sanitizers include a liquid mixture that includes an alcohol, water and a surfactant mixed with and entrapping air to form a plurality of foam bubbles. Wherein more than about 50 percent of the foam bubbles have a size of between about 50 μm and about 250 μm.

MANUALLY ACTIVATED DISPENSERS FOR SQUEEZABLE BOTTLES

Another exemplary dispenser includes a refill unit and a refill unit frame member. The refill unit frame member has a bracket for receiving a lower portion of the refill unit. A back plate for mounting the dispenser is also included. An actuator is hingedly connected to the bracket. A curved push bar is connected to the actuator. An anvil is connected to the curved push bar. Movement of the actuator toward the back of the dispenser causes the anvil to move toward the front of the dispenser. 1. A dispensing system comprising:a refill unit having a top and a bottom, the refill unit comprising:a resilient container;a pressure activated liquid outlet valve in fluid communication with the resilient container; andan outlet in fluid communication with the pressure activated outlet valve and disposed at the bottom of the refill unit;a frame having an upper end and a lower end, the frame comprising:an upper retainer attached to the upper end and configured to receive the top of the refill unit;a lower retainer attached to the lower end of the frame and configured to receive the bottom of the refill unit; andan anvil configured to engage the resilient container when the dispensing system is actuated; and 'wherein the actuator is connected to the anvil.', 'an actuator hingedly connected to the lower receptacle and extending below the lower receptacle;'}2. The dispensing system of claim 1 , wherein the actuator is connected to the anvil through a hinge.3. The dispensing system of claim 1 , wherein the anvil is disposed between the upper and lower ends of the frame.4. The dispensing system of claim 1 , wherein moving the actuator toward the rear of the dispenser moves the anvil portion forward to engage the resilient container.5. The dispensing system of claim 1 , wherein the actuator includes one or more biasing members to return the actuator to an unactuated state.6. The dispensing system of claim 5 , further comprising a curved push bar connecting the actuator to the anvil.7. ...

PUMP HAVING A FLEXIBLE MECHANISM FOR ENGAGEMENT WITH A DISPENSER

A foam pump having a flexible member for engagement with a dispenser, the pump being part of a refill unit including a product reservoir. The flexible connecting member extends from an extreme end of the pump and is received by an actuating carriage that is movably connected to an actuating mechanism. The flexible connecting member permits insertion of the pump into a dispenser, and may act to dampen actuating forces to reduce foam shearing. The flexible connecting member may be provided in the form of a flared tip that is received through an oval opening in the product dispenser, and the pump may include a locking member to prevent unwanted actuation thereof during insertion of the refill unit into the dispenser.

Dispensers for diluting a concentrated liquid and dispensing the diluted concentrate

Exemplary embodiments of dispensers are disclosed herein. One exemplary dispenser is a soap or sanitizer dispenser. The dispenser includes a housing. A removable and replaceable concentrate container for holding concentrated soap or sanitizer is located within the housing. A concentrate pump is in fluid communication with the concentrate container. A diluent container for holding a liquid is also located within the housing and a diluent pump for pumping the diluent is also included. The dispenser includes a mixing chamber in fluid communication with the concentrate pump and the diluent pump. The dispenser includes an outlet. When concentrated soap or sanitizer is pumped from the concentrate container, it mixes with diluent pumped from the diluent container to form a diluted mixture. The diluted mixture is dispensed at the outlet of the dispenser.

SELF-ORIENTING WIPES DISPENSING NOZZLES AND WIPES DISPENSERS HAVING THE SAME

Exemplary embodiments of wipes dispensers are disclosed herein. An exemplary wipes dispenser includes a container, a plurality of wipes contained within the container, a fluid for wetting the plurality of wipes and a self-orientating outlet nozzle. The self-orientating outlet nozzle includes a moveable outlet opening. The moveable outlet opening aligns with the direction of pull of the wipe when the wipe is pulled out of the dispenser at an angle that is not substantially vertical. 1. A wipes dispenser comprising:a container;a plurality of wipes contained within the container;a fluid for wetting the plurality of wipes;a lid having a socket; a spherical housing configured to be received by the socket;', 'an elastomeric member having an outlet opening;', 'the elastomeric member being secured to the spherical housing., 'a self-orientating outlet nozzle having;'}2. The dispenser of wherein the spherical housing has one or more projecting members for retaining the elastomeric member;3. The dispenser of wherein the housing extends over at least a portion of the elastomeric member.4. The dispenser of wherein the housing comprises an opening claim 3 , wherein the opening is about the same size as the outlet opening in the elastomeric member.5. The dispenser of wherein the housing comprises an opening claim 3 , wherein the opening is larger than the size as the outlet opening in the elastomeric member.6. The dispenser of wherein the housing comprises an opening claim 3 , wherein the opening is smaller than the size as the outlet opening in the elastomeric member.7. The dispenser of wherein the elastomeric member further comprises one or more annular projections located below the outlet opening.8. The dispenser of wherein the elastomeric member comprises silicon.9. A wipes dispenser comprising:a container for holding a plurality of wipes; andan outlet nozzle secured to the container;wherein the outlet nozzle comprises an elastomeric member;wherein the elastomeric member has ...

Air piston and dome foam pump

A foam pump for pumping a foamable liquid from a foamable liquid source includes a premix chamber having an interior volume receiving the foamable liquid from the foamable liquid source. The foam pump also include a premix chamber air inlet valve, and a collapsible air chamber surrounds the premix chamber and fluidly communicates with the interior volume of the premix chamber through said premix chamber air inlet valve. The collapsible air chamber has an expanded volume and a compressed volume, and, when the collapsible air chamber is moved from its expanded volume to its compressed volume, air within the collapsible air chamber is forced into the premix chamber through the premix chamber air inlet valve and mixes with the foamable liquid received in the premix chamber. An outlet communicates with the premix chamber and, upon compression of the collapsible air chamber from its expanded volume to its compressed volume, foamable liquid and air are advanced from the premix chamber into the ...

Pull pumps, refill units and dispensers for pull pumps

Dispensers, refill units and pumps are disclosed herein. The refill units include a container secured to a pump. Some exemplary refill units for dispensers include a container for holding a liquid and a post seal pump. As the post seal pump operates, a piston moves up and down over the pump seal. When the piston shaft is in a first position, fluid flows into the pump chamber and one or more apertures through the piston shaft are sealed off by the post seal. When the piston shaft is in a second position, the piston engages a wall of the pump chamber and the one or more apertures are away from the post seal to provide a fluid path from the pump chamber to the interior of the hollow piston shaft and is dispensed through an output.

Foam-at-a-distance systems, foam generators and refill units

Exemplary foam-at-a-distance systems, refill units and foam generators are disclosed herein. An exemplary foam generator includes a body having an inlet for receiving air and an inlet for receiving liquid. The foam generator includes a plurality of baffles located within the body. A plurality of elongated spaces are formed at least in part by the baffles. The elongated spaces have a length that is greater than a width.

Two-liquid dispensing systems, refills and two-liquid pumps

Exemplary embodiments of dispensing systems for dispensing mixtures of multiple liquids, refill units and pumps for such refill units and dispensers are disclosed herein. One refill unit includes a first container and a second container. The refill unit includes a first pump chamber that is associated with the first container and a second pump chamber that is associated with the second container. The first and second pump chambers include a liquid inlet valve and a liquid outlet valve. Expanding the first and second pump chambers draws liquid into the first and second pump chambers through the liquid inlet valves and compressing the first and second pump chambers forces liquid through the liquid outlet valves into a mixing chamber located downstream of the liquid outlet valves. The mixing chamber is formed at least in part by a flexible membrane. The refill unit also includes an outlet nozzle for dispensing the mixture.

Double inlet valve for enhanced pump efficiency

An dispenser includes a housing, a container disposed in the housing for holding a liquid, a nozzle, and a pump. The pump is disposed between the container and the nozzle. The pump includes a pump inlet, a pump outlet, a pump chamber, a first check valve, and a second check valve. The pump inlet is in fluid communication with the container and the pump chamber, and the pump outlet is in fluid communication with the pump chamber and the nozzle. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the container and the pump, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the pump, and the second check valve has a second cracking pressure. The first cracking pressure of the first check valve is greater than the second cracking pressure of the second check valve.

DOUBLE INLET VALVE FOR ENHANCED PUMP EFFICIENCY

An dispenser includes a housing, a container disposed in the housing for holding a liquid, a nozzle, and a pump. The pump is disposed between the container and the nozzle. The pump includes a pump inlet, a pump outlet, a pump chamber, a first check valve, and a second check valve. The pump inlet is in fluid communication with the container and the pump chamber, and the pump outlet is in fluid communication with the pump chamber and the nozzle. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the container and the pump, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the pump, and the second check valve has a second cracking pressure. The first cracking pressure of the first check valve is greater than the second cracking pressure of the second check valve.

DISPENSERS, REFILL UNITS AND PUMPS HAVING SUCK-BACK FEATURES

Exemplary embodiments of dispensers and refill units having suck-back mechanisms are disclosed herein. An exemplary refill unit includes a container, a pump connected to the container, and an outlet passage. The outlet passage includes a first cylindrical portion and a second portion. The diameter of the second portion is larger than the diameter of the first cylindrical portion. An inline suck-back valve is located in the in the outlet passage. The inline-suck-back valve moves within the first cylindrical portion and the second portion of the outlet passage. Movement of the inline suck-back valve in a first direction while the inline suck-back valve is located within the first cylindrical portion causes fluid in the outlet passage to be drawn back into the outlet passage. 1. A refill unit comprising:a container;a pump connected to the container; andan outlet passage;the outlet passage includes a first cylindrical portion and a second portion;wherein the diameter of the second portion is larger than the diameter of the first cylindrical portion;an inline suck-back valve located in the in the outlet passage;wherein the inline-suck-back valve moves within the first cylindrical portion and second portion of the outlet passage; andwherein movement of the inline suck-back valve in a first direction while the inline suck-back valve is located within the first cylindrical portion causes fluid in the outlet passage to be drawn back into the outlet passage.2. The refill unit of wherein the pump is a foam pump.3. The refill unit of wherein the refill unit is for an under-counter mount refill.4. The refill unit of further comprising a biasing member to bias the suck-back valve toward the pump.5. The refill unit of wherein the biasing member compresses when fluid is forced through the outlet by the pump.6. The refill unit of wherein the pump is located below the container.7. A refill unit comprising:a container;a pump connected to the container;an outlet passage having a first ...

COLLAPSIBLE CONTAINER

A container collapsible from a filled configuration to a substantially empty configuration during dispensing of the contents therein includes a front wall, a rear wall, right and left side walls, a bottom wall, and a top wall defining a container volume holding product. A first right side wall fold line is provided in the right side wall and extends in a general diagonal direction downwardly and away from the rear wall from a first end proximate the intersection of the top wall and the rear wall to a second end positioned within the surface area defined by the right side wall. A first left side wall fold line is provided in the left side wall and extends in a general diagonal direction downwardly and away from the rear wall from a first end proximate the intersection of the top wall and the rear wall to a second end positioned within the surface area defined by the left side wall. A rear wall fold line extends across the rear wall, separating it into a first facet between the rear wall fold line and the top wall and a second facet between the rear wall fold line and the bottom wall. The container is sealed such that the removal of the product from the container causes the container volume to decrease, and, as the container volume decreases, the container folds along the first right side wall fold line, first left side wall fold line and rear wall fold line such that the first facet folds down toward the second facet. 1. A container collapsible from a filled configuration to a substantially empty configuration during dispensing of the contents therein , the container comprising:a front wall;a rear wall;right and left side walls interconnecting said front wall and rear wall;a bottom wall interconnecting with said front wall, rear wall, right side wall and left side wall;a top wall interconnecting with said front wall, rear wall, right side wall and left side wall, said front wall, rear wall, right side wall, left side wall, top wall and bottom wall defining a ...

FLUID DISPENSER AND FLUID REFILL SYSTEM FOR FLUID DISPENSER

A fluid dispenser includes a dispensation conduit and a refill conduit. A refill system includes a refill reservoir and a refill distribution conduit. The refill distribution conduit is configured for selective fluid coupling with the refill conduit to facilitate refilling of the fluid dispenser.

FOAMING CARTRIDGE

Foaming cartridge for use with a foam pump, refill unit or foam dispenser includes a housing and a foaming stage disposed within the housing. The foaming stage includes two or more mix media located within the foaming stage. At least two of the mix media are sponges and the sponges have different porosities.

PULL ACTUATED FOAM PUMP

A foam dispenser having an actuator and a dispenser housing. The actuator releasably mates with a pomp of a refill unit and is moveable from a first position to a second position. Wherein the second position is further from the refill unit than the first position. Movement of the actuator from the first position to the second position causes the foam dispenser to dispense foam when a refill unit is inserted in the foam dispenser.

SPRAYERS HAVING INCREASED FINE DROPLET TRANSFER EFFICIENCY

A fine particle sprayer including a nozzle for dispersing a liquid disinfectant into a spray plume of droplets and a means for directing pressurized air below the spray plume to increase droplet transfer efficiency, and above and around the spray plume to prevent errant droplets from drifting toward an operator. A sprayer system includes a sprayer, a housing, and a blower that may be removably attached to the sprayer for generating an air stream below the droplets to improve droplet transfer efficiency. 1. A fine droplet sprayer for spraying a disinfectant onto a surface , comprising:a reservoir for holding a disinfectant fluid;a pump for pumping the disinfectant fluid;an applicator;a fluid dispensation conduit extending from the pump to the applicator; a housing;', 'a liquid outlet nozzle;', 'an air moving device;', 'a first air passageway from the air moving device to a first air outlet;', 'wherein the first air outlet is at least partially cylindrical;', 'wherein air flowing from the air moving device to the first air outlet forms at least a partial cylindrical air stream;', 'wherein the at least a partial cylindrical air stream exits the first air outlet at a first speed;', 'wherein the at least partial cylindrical air stream is located around a periphery of the housing;', 'wherein the at least partial cylindrical air stream is located away from the liquid outlet nozzle, such that the at least partial cylindrical air stream does not contact the fluid at the time the fluid is pumped out of the liquid outlet nozzle., 'the applicator having;'}2. The fine droplet sprayer for spraying a disinfectant onto a surface of wherein the housing is cylindrical.3. The fine droplet sprayer for spraying a disinfectant onto a surface of further comprising a second air passageway having a second air outlet claim 1 ,wherein the air moving device moves a second airstream out of the second air outlet; andwherein the second air outlet is located between the first air outlet and the ...

Foam-at-a-distance systems and anti-drip mechanisms for such systems

Exemplary foam-at-a-distance systems include a spout, a container, and a foam generator having a suck-back mechanism located within the spout. The system includes a liquid pump chamber, an air pump chamber, a liquid conduit and an air conduit. The foam generator has a differential bore housing. The differential bore housing has a first portion with a first inside bore and a second portion with a second inside bore, wherein the first inside bore has a smaller diameter than the second inside bore. A piston having a seal extending from the piston that is in contact with the second inside bore is also included. A mixing chamber is located in the large bore. Movement of the seal in an upstream direction provides negative pressure in the second mixing chamber and draws in fluid from the outlet.

Dispenser housing

Wearable dispenser

A wearable dispenser is provided having an elongate body having a first end and a second end and extending from the first end to the second end in an arc forming at least a portion of an ellipse, oval or circle and extending through greater than 180 degrees so as to fit over a wrist. A product is retained interiorly of the body, and a pump assembly fluidly communicates with the product in the body. The pump assembly includes a movable dispensing tip that, upon reciprocal movement, dispenses a dose of product from the pump assembly and draws another dose of product into the pump assembly.

Dispenser use monitor

A dispenser use monitor provides a housing configured to be removably attached to a portable dispenser, such as a soap dispenser. The housing includes a controller that stores one or more reference ID codes that match the tag ID codes associated with each of one or more data tags. The data tags are used to identify predetermined areas in which the portable dispenser is to be used. Thus, as the use monitor is brought into proximity with each data tag, indicating that the portable dispenser has been used in the associated area, the use monitor validates the reference ID codes if it matches the tag ID code of the particular data tag. In addition, an indicator displays the remaining number of reference ID codes that have not been validated, thereby providing a reminder to the user of the portable dispenser of the progress of their job completion.

Dispenser lockout mechanism

A product dispensing system includes a locking mechanism to prevent actuation of the system absent an authorized product refill unit. More specifically, the dispensing system includes a housing and an actuator slidably secured within the housing and including at least one locking post extending therefrom. The actuator is adapted to actuate a pump to cause dispensing of a product. A release ring is rotatably secured within the housing and includes at least one locking post extending therefrom and aligned with the locking post of the actuator. The release ring also includes at least one ramped surface. The locking posts of the actuator and release ring engage one another in a locked position to prevent actuation of the dispensing system, and the release ring is adapted to be rotated to an unlocked position upon insertion of an authorized refill unit.

Vortex atomizing foam pump and refill unit utilizing same

Foam dispensers, refill units for foam dispensers, and liquid pumps for use in foam dispensers are disclosed herein. In one embodiment, an inverted foam pump includes a compression chamber having an inlet valve and an outlet valve. The compression chamber is in fluid communication with a flow restrictor, an atomizer, a mixing chamber, a foaming chip and an outlet. The inlet valve, outlet valve, flow restrictor, atomizer, mixing chamber, foaming chip and outlet extend along a common axis. An air inlet is included that extends into the mixing chamber; the air inlet is an opening to atmospheric pressure. During operation, the liquid pump is located below the liquid container and liquid flowing from the compression chamber is accelerated and atomized. The atomized liquid enters the mixing chamber at a velocity sufficient to draw in air from the air inlet to mix with the liquid to form a foam.

TWO FLUID PUMP

Pumps with housing and a diaphragms located within the housing are disclosed herein. A diaphragm connected to an actuator separates the housing into a first chamber and a second chamber. Each chamber includes a one-way inlet valve and a one-way outlet valve. Movement of the actuator in a first direction causes the volume of the first chamber to contract and causes the first fluid to be expelled from the first chamber while causing the volume of the second chamber to expand and draw in the second fluid through the second one-way inlet valve. Movement of the actuator in the second direction has the opposite effect causing the first fluid to be drain to the first chamber and the second fluid to be expelled through the second one-way outlet valve. The first and second fluid combine in a mixing chamber and form a foam, which is expelled at an outlet. 1. A pump comprising:a housing;a diaphragm located within the housing;the diaphragm separating the housing into a first chamber and a second chamber;a first one-way inlet valve for allowing a first fluid into the first chamber;a first one-way outlet valve for allowing the first fluid out of the first chamber;a second one-way inlet valve for allowing a second fluid into the second chamber;a second one-way outlet valve for allowing the second fluid out of the second chamber;an actuator connected to the diaphragm;wherein movement of the actuator in a first direction causes the volume of the first chamber to contract and causes the first fluid to be expelled from the first chamber and causes the volume of the second chamber to expand and draw in the second fluid through the second one-way inlet valve; andmovement of the actuator in the second direction causes the volume of the first chamber to expand drawing the first fluid past the first one-way inlet valve into the first chamber and contracts the second chamber causing the volume of the second fluid to be expelled through the second one-way outlet valve.2. The pump of further ...

AIR-ACTIVATED SEQUENCED VALVE SPLIT FOAM PUMP

Foam dispenser systems and pumps for use in foam dispenser systems are disclosed herein. A refill unit for refilling a foam dispenser system comprises a container for holding a supply of foamable liquid and a pump housing connected to the container. The pump housing comprises one or more connections for connecting to one or more external air pumps, wherein the air pumps supply air pressure to move the foamable liquid into a mixing chamber and to mix air with the liquid in the mixing chamber and create a foamy air-liquid mixture. 1. A refill unit for refilling a foam dispenser system , the refill unit comprising:a container for holding a supply of foamable liquid; and a first connection for connecting to a first air pump, wherein the first air pump supplies a first source of air pressure to move the foamable liquid into a mixing chamber,', 'a first member for preventing liquid from flowing through the first connection into the first air pump; and', 'a second connection for connecting to a second air pump, wherein the second air pump supplies a second source of air pressure to mix air with the liquid in the mixing chamber and create a foamy air-liquid mixture., 'a pump housing connected to the container, the pump housing comprising'}2. The refill unit of claim 1 , wherein the first member is a first valve member.3. The refill unit of claim 2 , further comprising a second valve member movably disposed in the pump housing between a priming position and an actuating position.4. The refill unit of claim 3 , wherein the second valve member comprises a liquid delivery conduit for carrying liquid from a liquid charge chamber to the mixing chamber.5. The refill unit of claim 4 , further comprising a liquid outlet valve disposed between an outlet of the liquid delivery conduit and the mixing chamber.6. The refill unit of claim 3 , wherein the second valve member is a unitary valve member.7. The refill unit of claim 6 , wherein the pump housing further comprises a liquid charge ...

Customizable dispensing systems and dispensing systems delivering a dose of fragrance upon actuation

A customizable fluid product dispensing system includes a container including a volume of fluid product, a pump secured to the container and in fluid communication with the fluid product, and a cover assembly positioned over a portion of the pump and secured to the pump or container. The pump may include a plastic component infused with a fragrance for imparting the fragrance to the fluid dispensed from the system. The cover assembly may also include a plastic component with an infused fragrance for providing an air freshening function to the dispensing system. A vignette may be provided on the cover assembly, and may correspond to the fragrance of one or both of the pump and cover assembly. An air freshener base unit is provided to interact with the dispensing systems or with common desktop type dispensers.

WATER-DRIVEN DISPENSING SYSTEMS EMPLOYING CONCENTRATED PRODUCT

A dispenser for dispensing a diluted form of a concentrated product includes: a supply of concentrated product; a dilution chamber; an actuation assembly and a product pump mechanism having a water staging chamber. The actuation assembly receives water under pressure from a pressurized water supply. In a staging state, water from the pressurized water supply is fed to the water staging chamber, increasing the volume thereof and causing the actuating of the pump mechanism thereby driving a dose of product into the dilution chamber. In a return state, (a) water within the water staging chamber exits the water staging chamber, (b) water is advanced to the dilution chamber and mixes with the dose of product to create diluted product, and (c) a dose of concentrated product is drawn from the supply of concentrated product into the product pump mechanism. 1. A refill unit for a product dispenser , the refill unit comprising:a supply of concentrated product;a dilution chamber having an inlet for said concentrated product and an inlet for water;a product pump mechanism including:a product chamber that fluidly communicates with said supply of concentrated product and fluidly communicates with said dilution chamber, said product chamber structured to decrease in volume upon actuation of said product pump mechanism to thereby drive a dose of product from said product chamber toward said dilution chamber, said product chamber further structured to increase in volume after actuation of said product pump mechanism to thereby draw a dose of product from said supply of concentrated product into said product chamber2. The refill unit of claim 1 , further comprising a housing claim 1 , said supply of concentrated product and said product pump mechanism being held within said housing.3. The refill unit of claim 1 , wherein said housing is faucet-shaped to provide a common faucet-type appearance in use in a counter-mounted product dispenser.4. The refill unit of claim 1 , further ...

PULL-ACTIVATED FOAM PUMPS, DISPENSERS AND REFILL UNITS

Foam dispenser systems, pumps and refill units are disclosed herein. A refill unit for refilling a foam dispenser system comprises a container for holding a supply of foamable liquid and a foam pump connected to the container. The pump incorporates a simple and inexpensive valve arrangement to move liquid through the pump and to create the foam. For example, a liquid foam pump may include a housing and a valve stem that moves in two directions. The valve stem has an inlet liquid pathway and an outlet liquid pathway to convey liquid to a mixing. In addition, a moveable valve body is movable by the valve stem in a first direction to move the valve body to the first position to open a liquid inlet pathway, and moveable in a second direction to move the valve body to the second position to open the outlet liquid pathway. 1. A foam pump comprising:a housing;a valve stem located at least partially within the housing, wherein the valve stem moves in opposite first and second directions along a longitudinal axis, and the valve stem has an inlet liquid pathway configured to convey liquid to a liquid charge chamber, and an outlet liquid pathway configured to convey liquid from the liquid charge chamber to a mixing chamber for mixing liquid and air together;a valve body movable between a first position and a second position with respect to the valve stem, wherein the valve body opens the inlet liquid pathway in the first position, and opens the outlet liquid pathway in the second position;wherein movement of the valve stem in the first direction moves the valve body to the first position, and movement of the valve stem in the second direction moves the valve body to the second position.2. The pump of wherein the valve body closes the outlet liquid pathway in the first position claim 1 , and closes the inlet liquid pathway in the second position.3. The pump of wherein the longitudinal axis is a vertical axis aligned with a force of gravity acting on the liquid claim 2 , such ...

FOAM DISPENSERS AND REFILL UNITS FOR FOAM DISPENSERS

A refill unit for a foam dispenser that has an air compressor permanently attached to the dispenser is provided herein. The refill unit includes a liquid container and a body portion having a first end and a second end. The first end of the body portion is fluidly coupled to the liquid container. A liquid chamber is located in the pump body, the liquid chamber having an expanded state and a contracted state. An outlet nozzle is located proximate a second end of the body portion. A mixing chamber is located within the body portion. An air inlet is located through the body portion and is in fluid communication with the mixing chamber. A sanitary seal is located proximate the air inlet. The sanitary seal allows air to enter into the mixing chamber and prevents liquid from traveling out of the body portion through the air inlet. 1. A refill unit for a foam dispenser that has an air compressor permanently attached to the dispenser , comprising:a liquid container for holding liquid material;a body portion having a first end and a second end, the first end of the body portion fluidly coupled to the liquid container;a resilient member secured to the body portion;a liquid chamber formed at least partially by the resilient member, the liquid chamber having a first expanded state and a second contracted state;an outlet nozzle located proximate the second end of the body portion;a mixing chamber located within the body portion in fluid communication with the liquid chamber;an air inlet located through a wall of the body portion in fluid communication with the mixing chamber;the air inlet configured to releasably connect to an air compressor that is permanently attached to a dispenser;a sanitary seal located proximate the air inlet;the air inlet opens to the atmosphere prior to being installed in a dispenser;wherein the sanitary seal allows air into the mixing chamber and prevents liquid from traveling out of the body portion through the air inlet.2. The refill unit of wherein ...

DOUBLE ACTING VALVE FOR LIQUID PUMPS

A refill unit includes a container for holding a liquid and a pump. The pump includes a housing that has one or more liquid inlets. In addition, the housing includes one or more liquid outlets. At least a portion of the liquid outlet(s) is made of a resilient material. A liquid chamber having a first volume and a second volume is located at least partially within the housing. A valve body having a protruding member and a valve seat is located within the housing. The protruding member acts as a one-way valve allowing fluid to flow from the container into the liquid chamber and preventing fluid from flowing out of the liquid chamber into the container. In addition, the liquid outlet contacts the valve seat to seal the outlet and flexes away from the valve seat to allow liquid under pressure to exit the liquid chamber. 1. A refill unit for a foam dispenser comprising:a container for holding a liquid;a pump in fluid communication with the container; a housing;', 'one or more liquid inlets through the housing and in fluid communication with the container;', 'one or more liquid outlets located through the housing, wherein at least a portion of the liquid outlet is made of a resilient material;', 'a liquid chamber located at least partially within the housing, the liquid chamber having a first volume and a second volume;', 'a one-piece valve body having a protruding member and a valve seat;', 'wherein the protruding member acts as a one-way valve allowing fluid to flow from the container into the liquid chamber and preventing fluid from flowing out of the liquid chamber into the container; and', 'wherein the valve seat contacts the liquid outlet, and wherein the liquid outlet flexes away from the valve seat when the liquid chamber is pressurized to dispense liquid., 'the pump comprising,'}2. The refill unit of further comprising a soap dispenser housing for receiving the refill unit and an actuator for causing the soap dispenser to dispense fluid from the refill unit.3. ...

FOAM SOAP DISPENSER WITH STATIONARY DISPENSING TUBE

Dispensers are provided including pumps for dispensing a foamed product out of an outlet provided in a dispensing tube. The foam is created from the mixing of a foamable liquid and air, with separate pumps being provided for each component. The dispensing tube is stationary, although the pumps themselves have parts that must move to dispense the foamed product. A single actuator operates both the liquid and air pumps. Additionally, in some embodiments, the air pump advances air before the liquid pump advances liquid. These pumps are particularly suited to the dispensing of a foamed skin care or skin sanitizing product. 1. An under counter mount dispenser comprising:a container for holding a foamable liquid;the container having a neck portion and an opening at the top of the neck portion;a pump housing having a mounting member for mounting the pump housing below a countertop and a connecting member for connecting to the container;a compressible air pump and a compressible liquid pump located above an upper liquid level of the container when the container is filled with the foamable liquid; andwherein the compressible liquid pump is configured to draw the foamable liquid up from the container;a stationary dispensing tube in communication with an outlet of the liquid pump and an outlet of the air pump;a mixing chamber configured to be located above the countertop in communication with the stationary dispensing tube;the stationary dispensing tube having a first passageway for providing passage of the foamable liquid to the mixing chamber, and a second passageway for providing passage of air to the mixing chamber;wherein the air and foam\sable liquid can be mixed in the mixing chamber to form a mixture;a foaming member located proximate the mixing chamber for receiving the mixture; andan outlet for dispensing the mixture in the form of a foam.2. The dispenser of wherein the stationary dispensing tube is a bilumen.3. The dispenser of wherein the stationary dispensing tube ...

HORIZONTAL PUMPS, REFILL UNITS AND FOAM DISPENSERS

Disposable refill units, and pumps for disposable refill units for foam dispensers are disclosed herein. Exemplary embodiments include a container for holding a foamable liquid and a pump secured to the container. The pump includes a liquid chamber formed between a liquid inlet valve and a liquid outlet valve. In addition, the pump includes a sleeve that is located at least partially within the liquid chamber. One or more liquid passages are defined at least in part by an area located between an exterior wall of the sleeve and a wall of the liquid chamber. The pump also includes a piston body having a head and a sealing member located at a first end of the piston. The sealing member forms a seal against the interior wall of the sleeve and the piston head moves within the sleeve to reduce and enlarge the volume of the liquid chamber. 1. A refill unit comprising:a container for holding a foamable liquid;a pump housing connected to the container;the pump housing including a cavity, a liquid inlet passage and a liquid outlet passage;the liquid inlet passage placing the container in fluid communication with the cavity;the liquid outlet passage placing the cavity in fluid communication with a mixing chamber;a liquid outlet valve located downstream of the liquid outlet passage and upstream of the mixing chamber;a liquid inlet valve located between the container and the cavity;a cylindrical sleeve located at least partially within the cavity;a liquid piston reciprocally movable within the cylindrical sleeve;the cylindrical sleeve forming at least a portion of a liquid pump chamber;an air compressor;an air passageway placing the air compressor in fluid communication with the mixing chamber; andan outlet nozzle in fluid communication with the mixing chamber for dispensing a mixture of foamable liquid and air.2. The refill unit of wherein the liquid inlet valve is a flexible membrane located at least partially within the cavity claim 1 , the flexible membrane having one or ...

FOAMING CARTRIDGES, PUMPS, REFILL UNITS, AND FOAM DISPENSERS USING THE SAME

An exemplary foam cartridge for a foam pump includes a housing having an inner diameter, a first foaming stage disposed within the housing, and a second foaming stage disposed within the housing. The first foaming stage is spaced apart from the second foaming stage. The first foaming stage has at least two different types of mix media, and the second foaming stage has at least two different types of mix media. 1. A foam cartridge for a foam pump comprising:a housing having an inner diameter;a first foaming stage disposed within the housing;the first foaming stage having at least two different types of mix media; anda second foaming stage disposed within the housing;the second foaming stage having at least two different types of mix media;wherein the second foaming stage is spaced apart from the first foaming stage.2. The foam cartridge of wherein:the housing comprises a first portion and second portion;the first foaming stage is disposed within the first portion andthe second foaming stage is disposed within the second portion.3. The foam cartridge of wherein the second foaming stage is spaced apart from the first foaming stage by about 10% of the inner diameter of the housing to about 50% of the inner diameter of the housing.4. The foam cartridge of wherein:the first foaming stage comprises at least two mix media selected from a coarse screen, a sponge, and a fine screen; andthe second foaming stage comprises at least two mix media selected from a course screen, a sponge, and a fine screen.5. The foam cartridge of wherein the course screen has about 40 to about 80 threads per inch claim 4 , the fine screen has about 80 to about 200 threads per inch claim 4 , and the sponge has about 10 to about 100 pores per inch.6. The foam cartridge of claim 1 , wherein the mix media comprise at least one fine screen and one course screen.7. A refill unit for a foam dispenser comprising:a container for holding foamable liquid;a liquid pump;an air pump;an outlet nozzle; and a ...

VENTED REFILL UNITS AND DISPENSERS HAVING VENTED REFILL UNITS

Exemplary embodiments of vented refill units and dispensers having vented refill units are disclosed herein. An exemplary refill unit includes a non-collapsing inverted container. The container has a neck located at the bottom of the container. A pump is secured to the neck. The pump has a housing that has a cylindrical outside surface. In addition, the housing has an attachment mechanism for attaching the pump to a venting insert. The venting insert has a cylindrical inside surface and a cylindrical outside surface. At least a portion of the venting insert is located within the neck. An air passage is located between the pump housing and the cylindrical inside surface of the venting insert. One or more apertures are located through the venting insert. A one-way air inlet valve is located proximate the one or more apertures. 1. A refill unit for a soap , sanitizer or lotion comprising:a non-collapsing inverted container;the non-collapsing inverted container having a neck located at the bottom of the container;a pump secured to the neck;the pump having a housing;the housing having a cylindrical outside surface;the housing having an attachment mechanism for attaching the pump to a venting insert;the venting insert having a cylindrical inside surface and a cylindrical outside surface;at least a portion of the venting insert is located within the neck;air passage is located between the pump housing and the cylindrical inside surface of the venting insert;the venting insert includes one or more apertures therethrough;a one-way air inlet valve is located proximate the one or more apertures;the one-way air inlet valve opens when the vacuum pressure in the container exceeds the cracking pressure of the one-way air inlet valve to allow air to vent the container.2. The refill unit of wherein the venting insert includes a central opening for allowing liquid to flow into a liquid pump chamber;3. The refill unit of wherein the pump is a foam pump and includes both a liquid pump ...

FOAM PUMPS WITH LOST MOTION AND ADJUSTABLE OUTPUT FOAM PUMPS

Embodiments of lost motion foam pumps are disclosed herein. One exemplary embodiment includes a liquid chamber, a liquid piston movable in the liquid chamber, an air chamber and an air piston movable in the air chamber. The air piston is linked to the liquid piston. A connector is linked to the air piston or the liquid piston. The connector includes an engagement member for connecting to an actuator of a foam dispenser. Movement of the actuator in a first direction moves the liquid and air pistons to contract the liquid chamber and the air chamber. Movement of the actuator a first distance in a second direction does not move the liquid piston or the air piston; however, continued movement of the actuator a second distance in the second direction moves the liquid piston and the air piston and expands the liquid and air chambers. 1. A refill unit having a lost motion foam pump comprising:a container for holding a foamable liquid;a pump housing connected to the container;a liquid chamber;a liquid piston movable in the liquid chamber;an air chamber;an air piston movable in the air chamber;the air piston linked to the liquid piston;a lost motion connector linked to the air piston or the liquid piston;the lost motion connector having an engagement member for connecting to an actuator of a foam dispenser;wherein movement of the lost motion connector in a first direction moves the liquid and air pistons to contract the liquid chamber and the air chamber;wherein movement of the lost motion connector a first distance in a second direction results in lost motion between the actuator and the liquid piston and the air piston; andwherein continued movement of the lost motion connector a second distance in the second direction moves the liquid piston and the air piston and expands the liquid and air chambers.2. The refill unit of wherein the engagement member comprises an annular projection.3. The refill unit of wherein the engagement member comprises a slot.4. The refill unit of ...

HIGH QUALITY NON-AEROSOL HAND SANITIZING FOAM

Exemplary embodiments of high non-aerosol foam sanitizers are disclosed herein. An exemplary embodiment of high non-aerosol foam sanitizer includes a liquid mixture that includes an alcohol, water and a surfactant mixed with and entrapping air to form a plurality of foam bubbles. Wherein more than about 50 percent of the foam bubbles have a size of between about 50 m and about 250 μm. 1. A high quality non-aerosol foam sanitizer product comprising:foam bubbles formed from a liquid mixture entrapping air;{'sub': 1', '8, 'wherein the liquid mixture comprises between 40% and 85% by weight of a C-Calcohol, at least one surfactant, and water;'}wherein air is entrapped in the liquid mixture by repeatedly pumping a shot of the liquid mixture through a liquid pumping mechanism into a mixing chamber followed by pumping two or more shots of ambient air through two or more air pumping mechanisms into the mixing chamber to mix with the liquid mixture to form the foam product that is comprised of a plurality of foam bubbleswherein at the time they are dispensed from a dispenser, more than about 50 percent of the foam bubbles have a diameter of between about 50 μm and about 250 μm.2. The high quality non-aerosol foam sanitizer product of wherein the foam bubbles have a density of greater than about 0.10 grams/millimeter.3. The high quality non-aerosol foam sanitizer product of wherein the surfactant comprises a compound containing silicone.4. The high quality non-aerosol foam sanitizer product of wherein the surfactant comprises silane.5. The high quality non-aerosol foam sanitizer product of wherein the surfactant comprises dimethicone.6. The high quality non-aerosol foam sanitizer product of wherein the alcohol by volume greater than about 60%.7. A high quality non-aerosol foam sanitizer product comprising:a plurality of foam bubbles;{'sub': 1', '8, 'wherein the plurality of foam bubbles are formed by a mixture of at least about 40% of a C-Calcohol, water, a surfactant and ...

ALCOHOL CONTAINING LOW-WATER CLEANSING COMPOSITION

A low-water cleansing composition is provided that includes 5.0 wt. % to less than 40 wt. % of one or more C-Calcohol, at least 10.0 wt. % of a mixture of two or more surfactants, at least 0.05 wt. % of a pH adjuster; and water, the concentrations being based on a total weight of the low-water cleansing composition. 1. A low-water cleansing composition comprising:{'sub': 1', '8, 'from greater than 10 wt. % to less than 40 wt. % of one or more C-Calcohols;'}two or more surfactants, the surfactants comprising from 10 wt. % to 25 wt. % of one or more primary surfactants and from 2 wt. % to 20 wt. % of one or more secondary surfactants, the wt. % being based on the total weight of the low-water cleansing composition;from 0.01 wt. % to 1 wt. % of one or more pH adjusting agents; andwater,wherein the low-water cleansing composition comprises at least 7% active surfactant.2. The low-water cleansing composition of claim 1 , wherein the composition comprises greater than 12 wt. % of the primary surfactants and greater than 5 wt. % of the secondary surfactants claim 1 , the wt. % being based on the total weight of the low-water cleansing composition.3. The low-water cleansing composition of claim 1 , wherein the one or more primary surfactants consist of anionic surfactants and the one or more secondary surfactants consist of amphoteric surfactants.4. The low-water cleansing composition of claim 1 , wherein the composition comprises at least 10% active surfactant.5. The low-water cleansing composition of claim 1 , wherein the composition is a non-antimicrobial cleansing composition.6. The low-water cleansing composition of claim 1 , wherein the composition comprises two or more C-Calcohols.7. The low-water claim 3 , cleansing composition of claim 3 , wherein the anionic surfactants are selected from the group consisting of sodium alkyl sulfate claim 3 , sodium dodecyl sulfate claim 3 , sodium dodecylbenzene sulfonate claim 3 , sodium laurate claim 3 , sodium laureth sulfate ...

Under-counter mount foam dispensing systems with permanent air compressors and refill units for same

Under-counter foam dispensing systems and refill units for under-counter mount foam dispensing systems are disclosed herein. An exemplary refill unit includes a container for holding a liquid, at least a portion of a liquid pump, a quick-connect air manifold for releasably connecting to a pressurized air source, an air passage to a mixing chamber and a liquid passage to the mixing chamber. The air inlet is in fluid communication with the source for pressurized air when the refill unit is mounted in the dispensing system and disengages from the pressurized air source when the refill unit is removed from the under-counter mount foam dispensing system.

Multi-chamber refill unit and dispensers

Exemplary embodiments of refill units and dispensers are provided herein. An exemplary refill unit or dispenser includes an air pump portion having a flexible plastic portion that includes a first side and a second side, an inlet valve, a foam located between the first side and the second side and an air outlet valve. A liquid pump portion is included that has a flexible plastic portion that includes a first side and a second side, a liquid inlet, a foam located between the first side and the second side and a liquid outlet valve for allowing liquid out of the liquid pump portion is included. A foaming chamber is located downstream of the liquid outlet valve and the air outlet valve. The foaming chamber has a flexible plastic portion having a first side and a second side, and an open cell foam located there between.

REFILLING SYSTEMS, REFILLABLE CONTAINERS AND METHOD FOR REFILLING CONTAINERS

Exemplary sanitary soap refilling systems and methods are disclosed herein. An exemplary refill refilling system includes a housing, a pump located within the housing, and a bulk storage tank connector. The bulk storage tank connector having a liquid outlet and an air inlet. A liquid inlet conduit is in fluid communication with the pump the liquid outlet. A refill connector is included. The refill connector has a liquid inlet and an air outlet. The refill connector air outlet and the bulk storage tank connector air inlet are in fluid communication with one another. The refill liquid inlet is in fluid communication with the pump.

Self-orientating wipes dispensing nozzles and wipes dispensers having the same

Exemplary embodiments of wipes dispensers are disclosed herein. An exemplary wipes dispenser having a self-centering nozzle includes a container, a plurality of wipes contained within the container, a fluid for wetting the plurality of wipes, a receiving member connected to the container, and an outlet nozzle housing for holding an elastomeric outlet nozzle. The nozzle housing is connected to the receiving member so that the nozzle housing is movable between two or more positions. A biasing member is connected to one of the receiving member, the nozzle housing and the elastomeric outlet nozzle. The elastomeric outlet nozzle moves from a centered upright position, the biasing member deflects and biases the outlet nozzle toward a centered position.

PEROXIDE POWERED PRODUCT DISPENSING SYSTEM

A dispensing system includes a decomposition chamber having a catalyst for the decomposition of hydrogen peroxide. The hydrogen peroxide and a foaming soap are provided in separate first and second chambers of a product reservoir portion of a refill unit. Decomposition of the hydrogen peroxide produces oxygen gas and water that may be used as a propellant for the creation of the foamed product, or may be used to power a pump. Additionally, the oxygen gas may be used to power a scavenger for the creation of electricity for charging a battery within the dispenser. 1. A dispensing system comprising:(a) a decomposition chamber containing a catalyst for the decomposition of hydrogen peroxide to produce oxygen gas and water;(b) a foaming soap pump in fluid communication with a foaming soap reservoir;(c) a passage extending between the decomposition chamber and the foaming soap pump;(d) a scavenger for generating electricity;(e) a passage extending between the decomposition chamber and the scavenger; and(f) a rechargeable battery in communication with the scavenger.2. The dispensing system of claim 1 , said foaming soap pump including a piston movably positioned with the pump claim 1 , the piston forming one surface of a gas chamber that is in fluid communication with said passage extending from the decomposition chamber.3. The dispensing system of claim 2 , wherein said foaming soap pump draws foaming soap from said foaming soap reservoir upon movement of said piston claim 2 , movement of said piston being generated by the oxygen gas produced in said decomposition chamber.4. The dispensing system of claim 1 , further comprising a refill unit including a product reservoir.5. The dispensing system of claim 4 , said product reservoir having a first chamber containing a foaming soap and a second chamber containing hydrogen peroxide.6. The dispensing system of claim 5 , said first and second chambers being separate from one another.7. The dispensing system of claim 5 , said ...

TWO-LIQUID DISPENSING SYSTEMS, REFILLS AND TWO-LIQUID PUMPS

Exemplary embodiments of dispensing systems for dispensing mixtures of multiple liquids, refill units and pumps for such refill units and dispensers are disclosed herein. One refill unit includes a first container and a second container. The refill unit includes a first pump chamber that is associated with the first container and a second pump chamber that is associated with the second container. The first and second pump chambers include a liquid inlet valve and a liquid outlet valve. Expanding the first and second pump chambers draws liquid into the first and second pump chambers through the liquid inlet valves and compressing the first and second pump chambers forces liquid through the liquid outlet valves into a mixing chamber located downstream of the liquid outlet valves. The mixing chamber is formed at least in part by a flexible membrane. The refill unit also includes an outlet nozzle for dispensing the mixture. 1. A refill unit for a foam dispenser comprising:a first container and a second container;a first pump chamber associated with the first container and a second pump chamber associated with the second container; 'wherein expanding the first and second pump chambers draws liquid into the first and second pump chambers through the liquid inlet valves and compressing the first and second pump chambers forces liquid through the liquid outlet valves;', 'the first and second pump chambers having a liquid inlet valve and a liquid outlet valve;'}a mixing chamber located downstream of the liquid outlet valves;the mixing chamber formed at least in part by a flexible membrane; andan outlet nozzle located downstream of the mixing chamber.2. The refill unit of wherein the mixing chamber is in the form of a bellows.3. The refill unit of wherein the bellows has a tapered configuration.4. The refill unit of further comprising a first piston associated with the first pump chamber and a second piston associated with the second pump chamber claim 1 , wherein movement of ...

PUMPS WITH CONTAINER VENTS

Exemplary embodiments of pumps, refill units and dispensers are disclosed herein. Some embodiments include a container for holding a fluid and a pump housing secured to the container. The pump housing includes an annular collar for securing the pump housing to the container. The pump housing includes an air chamber and a vent valve located at least partially within the air chamber. One or more air passageways are provided in the collar for providing air to the air chamber. A compressible liquid pump chamber is also located in the housing. The exemplary embodiment includes a liquid inlet valve for allowing liquid to flow from the container into the compressible pump chamber; and a liquid outlet valve located downstream of the pump chamber. 1. A refill unit comprising:an inverted container for holding a fluid;the inverted container having a neck portion located on the bottom of the inverted container;a pump housing secured to the neck of the inverted container to pump liquid;the pump housing having an annular collar for securing to the neck of the inverted container;an air chamber located within the pump housing;a vent valve located at least partially within the air chamber;one or more air passageways in the collar for providing air to the air chamber;a compressible liquid pump chamber located in the housing;a liquid inlet valve for allowing liquid to flow from the container into the compressible pump chamber; anda liquid outlet valve located downstream of the pump chamber.2. The refill unit of wherein the vent valve is located adjacent the liquid inlet valve.3. The refill unit of further comprising a seat member claim 1 , wherein the seat member comprises an air passage and a liquid passage claim 1 , and the vent valve is located proximate the air passage and the liquid inlet valve is located proximate the liquid passage.4. The refill unit of wherein the neck of the inverted container is in contact with the seat member.5. The refill unit of wherein the seat member ...

WEARABLE DISPENSER

A wearable dispenser is provided having an elongate body having a first end and a second end and extending from the first end to the second end in an arc forming at least a portion of an ellipse, oval or circle and extending through greater than 180 degrees so as to fit over a wrist. A product is retained interiorly of the body, and a pump assembly fluidly communicates with the product in the body. The pump assembly includes a movable dispensing tip that, upon reciprocal movement, dispenses a dose of product from the pump assembly and draws another dose of product into the pump assembly. 1. A wearable dispenser comprising:an elongate body having a first end and a second end and extending from said first end to said second end in an arc forming at least a portion of an ellipse, oval or circle and extending through greater than 180 degrees so as to fit over a wrist; 'a pump assembly and a collapsible container, said collapsible container being received in said elongate body and holding product to be dispensed, said pump assembly including a movable dispensing tip that, upon reciprocal movement, dispenses a dose of product from the pump assembly and draws another dose of product into the pump assembly from the collapsible container.', 'a refill unit including2. The wearable dispenser of claim 1 , wherein said pump assembly and said collapsible container form a refill unit removable from said body.3. The wearable dispenser of claim 1 , wherein said body is vented such that air may enter between said body and said collapsible container.4. The wearable dispenser of claim 1 , wherein said collapsible container is a bellows chamber.5. The wearable dispenser of claim 1 , wherein said collapsible container is a collapsible bag.6. A wearable dispenser comprising:an elongate body having a first end and a second end and extending from said first end to said second end in an arc forming at least a portion of an ellipse, oval or circle and extending through greater than 180 ...

SEQUENCED ADJUSTABLE VOLUME PUMPS, REFILL UNITS AND DISPENSERS

Embodiments of sequenced foam pumps, refill units and dispensers are disclosed herein. One exemplary refill unit includes a container for holding a foamable liquid and a sequenced pump. The sequenced pump has a housing with a chamber located within the housing. There is an air inlet and a liquid inlet into the chamber. A hollow valve stem is movable within the chamber. A sealing member forms a seal between the valve stem and the chamber. When the valve stem is in a first position liquid flows into the chamber and air in the chamber flows into the container; and when the valve stem is in a second position, the sealing member seals off the liquid inlet, and air travels through the air inlet and mixes with the liquid in the chamber. The air and liquid mixture travels through the center of the valve stem and out of an outlet. 1. A refill unit for a foam dispenser comprising:a container for holding a foamable liquid; [ a housing;', 'a chamber located within the housing;', 'an air inlet into the chamber;', 'a liquid inlet into the chamber;', 'a valve stem having a hollow interior portion;', 'at least one aperture through the outside of the valve stem to the hollow interior of the valve stem;, 'the sequenced pump comprising, 'a sealing member that forms a seal between the valve stem and the chamber; and', 'an outlet nozzle;', 'wherein during a first sequence, the valve stem is in a first position and liquid flows from the container into the chamber, and air in the chamber travels into the container; and', 'wherein during a subsequent sequence, the valve stem is in a second position and seals off the liquid inlet from the container, and air travels through the air inlet and mixes with the liquid in the chamber; and', 'the air and liquid mixture travels through the aperture and into the center of the valve stem and out of the outlet nozzle., 'a sequenced pump secured to the container;'}2. The refill unit of further comprising an adjustment member for adjusting the volume of ...

FOAM PUMPS WITH LOST MOTION AND ADJUSTABLE OUTPUT FOAM PUMPS

Embodiments of lost motion foam pumps are disclosed herein. One exemplary embodiment includes a liquid chamber, a liquid piston movable in the liquid chamber, an air chamber and an air piston movable in the air chamber. The air piston is linked to the liquid piston. A connector is linked to the air piston or the liquid piston. The connector includes an engagement member for connecting to an actuator of a foam dispenser. Movement of the actuator in a first direction moves the liquid and air pistons to contract the liquid chamber and the air chamber. Movement of the actuator a first distance in a second direction does not move the liquid piston or the air piston; however, continued movement of the actuator a second distance in the second direction moves the liquid piston and the air piston and expands the liquid and air chambers. 120-. (canceled)21. A dispenser having a lost motion foam pump comprising:a dispenser housing;an actuator for moving a foam pump piston;the actuator having a slot for receiving an engagement member;the engagement member having a u-shaped opening;the engagement member having one or more projection members that extend into the u-shaped opening to engage the foam pump piston when a refill unit is installed in the dispenser;wherein movement of the actuator in a first direction moves the foam pump piston to discharges the foam pump;wherein movement of the actuator a first distance in a second direction does not move the foam pump piston; andwherein further movement of the actuator in the second direction moves the foam piston to at least partially recharge the foam pump.22. The dispenser of wherein the actuator includes a slot for securing the lost engagement member to the actuator.23. The dispenser of wherein the engagement member is removable from the actuator.24. The dispenser of wherein the stroke of the actuator is selected so that full movement of the actuator in the first direction completely discharges the contents of the foam pump.25. The ...

SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS

A sequentially activated multi-diaphragm foam pump for a foam dispenser includes a housing with a liquid pump portion and air pump portion secured to the housing. The liquid pump portion has a liquid inlet, a liquid inlet valve, a liquid pump diaphragm, a liquid outlet valve, and a liquid outlet. The air pump portion has a first and second air inlet, a first and second air inlet valve, a first and second air pump diaphragm, and a first and second air outlet. The sequentially activated multi-diaphragm foam pump also includes a mixing chamber that is in fluid communication with the liquid outlet, the first air outlet, and the second air outlet. The liquid pump diaphragm, the first air pump diaphragm, and the second air pump diaphragm operate in sequential order. The liquid pump diaphragm pumps liquid into the mixing chamber, the first air pump diaphragm pumps air into the mixing chamber to mix with the liquid to form a liquid air mixture, and the second air pump diaphragm pumps air into the mixing chamber to mix with the liquid air mixture to form a foamy mixture. The foamy mixture is dispensed through an outlet that is in fluid communication with the mixing chamber. 1. A sequentially activated multi-diaphragm foam pump for a foam dispenser comprising:a housing; 'a liquid inlet; a liquid inlet valve; a liquid pump diaphragm; a liquid outlet valve; and a liquid outlet;', 'the liquid pump portion having, 'a liquid pump portion secured to the housing;'} a first air inlet, a first air inlet valve, a first air pump diaphragm and a first air outlet; and', 'a second air inlet, a second air inlet valve, a second air pump diaphragm and a second air outlet;, 'the air pump portion having, 'an air pump portion secured to the housing;'}wherein the liquid pump diaphragm, the first air pump diaphragm and the second air pump diaphragm are formed in a unitary resilient member;a mixing chamber in fluid communication with the liquid outlet, the first air outlet and the second air outlet ...

SEQUENTIALLY ACTIVATED MULTI-DIAPHRAGM FOAM PUMPS, REFILL UNITS AND DISPENSER SYSTEMS

Refill units for foam dispensers include a container for holding foamable liquid, a foam pump secured to the container, a foaming cartridge, an outlet and an actuation mechanism. The foam pump includes a housing, a liquid pump diaphragm, a plurality of air pump diaphragms, and a mixing chamber. An actuation mechanism releasably connects to a drive system in the dispenser. The actuation mechanism sequentially activates the liquid pump diaphragm and the air pump diaphragms when the refill unit is connected to the dispenser and the drive system. Sequential activation of the liquid pump diaphragm and air pump diaphragms causes the liquid pump diaphragm to pump at least a partial dose of liquid into the mixing chamber and the air pump diaphragms to pump at least a partial dose of air into the mixing chamber. 1. A refill unit for a foam dispenser comprising:a container for holding foamable liquid; a housing;', 'a liquid pump diaphragm in fluid communication with the container; and', 'a plurality of air pump diaphragms;', 'a mixing chamber for mixing foamable liquid from the liquid pump diaphragm with air from the plurality of air pump diaphragms;, 'a foam pump secured to the container wherein the foam pump includesa foaming cartridge in fluid communication with the mixing chamber;an outlet for dispensing foam wherein the outlet is in fluid communication with the foaming cartridge; andan actuation mechanism to sequentially activate the liquid pump diaphragm and the plurality of air pump diaphragms;wherein the sequential operation of the liquid pump diaphragm and the air pump diaphragms is such that the liquid pump diaphragm pumps at least a partial dose of liquid into the mixing chamber prior to the air pump diaphragms pumping one or more doses of air into the mixing chamber;wherein the actuation mechanism is configured to releasably connect to a drive system that is permanently attached to a dispenser; andwherein the actuation mechanism sequentially activates the liquid ...

DOUBLE INLET VALVE FOR ENHANCED PUMP EFFICIENCY

An dispenser includes a housing, a container disposed in the housing for holding a liquid, a nozzle, and a pump. The pump is disposed between the container and the nozzle. The pump includes a pump inlet, a pump outlet, a pump chamber, a first check valve, and a second check valve. The pump inlet is in fluid communication with the container and the pump chamber, and the pump outlet is in fluid communication with the pump chamber and the nozzle. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the container and the pump, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the pump, and the second check valve has a second cracking pressure. The first cracking pressure of the first check valve is greater than the second cracking pressure of the second check valve. 1. A dispenser comprising:a housing;a container disposed in the housing for holding a liquid;a nozzle; and a pump inlet in fluid communication with the container;', 'a pump outlet in fluid communication with the nozzle;', 'a pump chamber in fluid communication with the pump inlet and the pump outlet, wherein the pump chamber is movable between an expanded position and a compressed position;, 'a pump disposed between the container and the nozzle, the pump havinga first check valve disposed between the container and the pump, wherein the first check valve has a first cracking pressure; and 'wherein the first cracking pressure of the first check valve is greater than the second cracking pressure of the second check valve.', 'a second check valve disposed between the first check valve and the pump, wherein the second check valve has a second cracking pressure;'}2. The dispenser of claim 1 , the first valve has a first action rate and the second valve as a second actuation rate claim 1 , and wherein the second actuation rate is faster than the first actuation rate.5. ...

TRIGGER SPRAYER WITH REFILL PORT

A system for refilling a trigger sprayer bottle assembly includes the trigger sprayer bottle assembly including a trigger movable between a first trigger position and a second trigger position. A refillable bottle is coupled to the trigger such that material within the refillable bottle is dispensed from the refillable bottle when the trigger is moved from the first trigger position to the second trigger position. The trigger sprayer bottle assembly includes a first refill port through which material is added to the refillable bottle. The trigger sprayer bottle assembly is selectively coupled to a refilling assembly. The refilling assembly includes a refill reservoir and a second refill port through which material is removed from the refill reservoir. The second refill port is selectively coupled to the first refill port when the trigger sprayer bottle assembly is coupled to the refilling assembly. 1. A system for refilling a trigger sprayer bottle assembly comprising: a trigger movable between a first trigger position and a second trigger position;', 'a refillable bottle coupled to the trigger such that material within the refillable bottle is dispensed from the refillable bottle when the trigger is moved from the first trigger position to the second trigger position; and', 'a first refill port through which material is added to the refillable bottle; and, 'the trigger sprayer bottle assembly comprising a refill reservoir; and', 'a second refill port through which material is removed from the refill reservoir, wherein the second refill port is selectively coupled to the first refill port when the trigger sprayer bottle assembly is coupled to the refilling assembly., 'a refilling assembly to which the trigger sprayer bottle assembly is selectively coupled, the refilling assembly comprising2. The system for refilling a trigger sprayer bottle assembly of claim 1 , wherein the material within the refillable bottle is not dispensed from the refillable bottle when the ...

TOUCH-FREE DISPENSERS

Exemplary soap, sanitizer and lotion dispensers are disclosed herein. An exemplary dispenser includes a housing; a receptacle for receiving a container; a container of fluid comprising soap, sanitizer or lotion; a pump in fluid communication with the container; a power source; a pump coupled to a motor and pulse width modulation circuitry in circuit communication with the power source and the motor. The pulse width modulation circuitry is initially set to cause a selected dose of fluid to be dispensed at a base speed. A sensor for detecting a parameter indicative of an actual speed of a dispense of the fluid is also included. When the actual speed of the dispense of fluid is less than the base speed or greater than the base speed, the pulse width modulation circuitry adjusts the pulse width to cause the speed of a following dispense of fluid to be closer to the base speed. 1. A soap , sanitizer or lotion dispenser comprising:a reservoir;an outlet;a motor;a rotary pump;a sensor for sensing the speed of the motor;pulse width modulation circuitry;a processor;a memory;a base motor speed stored in memory;wherein the processor causes the pulse with modulation circuitry to provide a first constant frequency signal to the motor over a dispense cycle;wherein the processor detects the actual motor speed over the dispense cycle and stores the sensed speed in the memory;wherein the actual motor speed is stored in the memory;wherein the processor compares the actual motor speed to the base motor speed; andwherein the processor adjusts the pulse width modulation circuitry to provide a second constant frequency signal to the motor to cause the motor to operate at a speed closer to the base motor speed on a subsequent dispense cycle that is separate and discrete from a prior dispense cycle.2. The dispenser of wherein the base motor speed is preset in the dispenser.3. The dispenser of wherein the processor receives the base motor speed through a communication port and stores the ...

SYSTEM FOR PRODUCING A CUSTOMIZABLE PERSONAL SKINCARE PRODUCT IN A PORTABLE DISPENSER, AND RELATED METHODS

A system and method for producing a customizable personal skincare liquid product in a portable dispenser are disclosed herein. The system includes a processor, a memory, a supply of portable dispensers, a supply of a base liquid material, and a supply of additional substances. A user provides selections and instructions to the system. The system mixes the base liquid material with one or more of the additional substances in the portable dispenser to create a customizable personal skincare liquid product according to the user specifications. 1. A system for producing a customizable personal skincare product stored in a portable dispenser in accordance with specifications provided by a user , the system comprising:an enclosure containing at least one processor and memory;an input the user may employ to input selections and instructions to the system;a supply of portable dispensers, and a supply of a base personal skincare material;multiple storage units, wherein each storage unit contains at least one additional substance which may be added to the base personal skincare material within the portable dispenser to create a customizable personal skincare product according to the user specifications; andat least one mechanical drive system controlled by the processor, wherein the mechanical drive system operates to position a selected portable dispenser to receive substances from one or more of the multiple storage units.2. The system of claim 1 , wherein the customizable personal skincare product comprises a sanitizer claim 1 , and the base liquid material comprises a sanitizer material.3. The system of claim 1 , wherein the customizable personal skincare product comprises a soap claim 1 , and the base liquid material comprises a soap material.4. The system of claim 3 , wherein the additional substances permit the user to specify at least one property selected from the group consisting of a color claim 3 , a suspended visual agent claim 3 , a bead claim 3 , a flake claim ...

Personal Dispenser Refilling Station

A refilling station for personal dispensers includes a housing having one or more docks that are configured to receive and retain compatible personal dispensers therein. The refilling station also includes a manifold system that fluidly couples a refill container to one or more personal dispensers. Thus, when a personal dispenser is placed in the dock, it is automatically refilled with material, such as sanitizer, from the refill container. The refilling station may also include a sanitizing light to disinfect the personal dispensers as they are being refilled to reduce the spread of bacteria, viruses, and other pathogens. 1. A refilling station for refilling one or more personal dispensers with material from a refill container , the refilling station comprising:a housing having one or more docks each configured to carry a personal dispenser;a manifold carried by said housing, said manifold having an inlet and a plurality of outlets, said inlet adapted to be fluidly coupled to the refill container, and each said outlet adapted to be fluidly coupled to said personal dispenser;a valve in fluid communication with each said outlet, each said valve configured to control the flow of material through each said outlet and into each said personal dispenser fluidly coupled thereto; andan actuator coupled to said valve;wherein when said actuator is actuated, said valve is transitioned from its normally closed state to an opened state to allow material from the refill container to flow through said manifold and into each said personal dispenser.2. The refilling station of claim 1 , further comprising a detection switch respectively associated with each said dock claim 1 , each said detection switch respectively coupled to one said valve claim 1 , such that each said detection switch is activated by the presence of said personal dispenser carried in said dock claim 1 , wherein each said valve includes a first trigger set by the actuation of said actuator claim 1 , and a second ...

FOAM-AT-A-DISTANCE SYSTEMS, FOAM GENERATORS AND REFILL UNITS

Exemplary foam-at-a-distance systems, refill units and foam generators are disclosed herein. An exemplary foam generator includes a body having an inlet for receiving air and an inlet for receiving liquid. The foam generator includes a plurality of baffles located within the body. A plurality of elongated spaces are formed at least in part by the baffles. The elongated spaces have a length that is greater than a width. 1. A foam generator comprising:a body having an inlet and an outlet;a fluid passage between the inlet and the outlet;the inlet configured to receive air from an air supply and liquid from a liquid supply;the body made of a first half and a second half;the first half and the second half made of a molded plastic;at least one of the first half and the second half including a plurality of baffles;a plurality of elongated spaces located between at least a portion of the plurality of baffles and the inside of the body when the first half and the second half are joined together;wherein the plurality of baffles cause the fluid passage between the inlet and the outlet to be a tortuous path.2. The foam generator of wherein the first half of the body includes a plurality of baffles and the second half of the body includes a plurality of baffles.3. The foam generator of wherein the plurality of baffles on the first half of the body have the same shape as the plurality of baffles on the second half of the body.4. The foam generator of wherein two or more of the plurality of baffles have different shapes.5. A foam generator comprising:a body;the body having an inlet for receiving air;the body having an inlet for receiving liquid;a plurality of elongated members located within the body;a plurality of elongated spaces formed at least partially by the elongated members;the elongated spaces having a length that is greater than a width.6. The foam generator of wherein at least three elongated members are aligned in a row traverse the flow of fluid past the elongated ...

SIMPLIFIED LIQUID OUTLET VALVES, PUMPS AND REFILL UNITS

Exemplary simplified outlet valves, pumps and refill units are disclosed herein. An exemplary inverted refill unit for a dispenser includes a container and a pump secured to the bottom of container. The pump has a liquid inlet valve and a liquid outlet having an annular housing. One or more liquid outlet passages are located within the annular housing. A valve seat is located proximate the liquid outlet passages. A liquid outlet valve is also included. The liquid outlet valve includes an annular body and a resilient disc located on the interior of the annular body. The resilient disc has an opening in the center and seals against the valve seat to seal the one or more liquid outlet passages in a normal state. The resilient disc deflects from the valve seat under pressure so that liquid flows through the liquid outlet passages and through the center of the resilient disc. 1. An inverted refill unit for a dispenser comprising:a container; the pump having', 'a liquid inlet valve;', 'a pump chamber;', 'a liquid outlet having an annular housing, with one or more liquid outlet passages located within the annular housing;', 'a valve seat located proximate the liquid outlet passages; and', 'a liquid outlet valve;, 'a pump secured to the bottom of container;'} an annular body,', 'a resilient disc located on the interior of the annular body;', 'the resilient disc having an opening in the center;', 'the resilient disc sealing against the valve seat to seal the one or more liquid outlet passages in a normal state; and', 'the disc deflecting from the valve seat under pressure so that liquid flows through the liquid outlet passages and through the center of the resilient disc., 'the liquid outlet valve having'}2. The inverted refill unit for a dispenser of further comprising a plurality of feet located below the resilient disc.3. The inverted refill unit for a dispenser of wherein the resilient disc is loaded with deflection such that the resilient disc angles upward to contact ...

Counter mount above-counter fill dispensing systems and refill units for same

Exemplary embodiments of dispensing systems and refill units for dispensing systems are provided. One exemplary refill unit for a counter mount dispenser includes a collapsed bag and a tube extending down into the collapsed bag. A fitment is secured to the collapsed bag. The fitment has a filling orifice. A pump for pumping fluid out of the bag is also provided. The collapsed bag fits through an opening in a countertop so that the collapsed bag may be inserted from above the countertop through the opening and at least a part of the collapsed bag extends below the countertop. The collapsed bag is configured to be filled with a liquid after being inserted through the opening in the countertop and the volume of the collapsed bag expands when the collapsed bag is filled with liquid.

SELF-ORIENTATING WIPES DISPENSING NOZZLES AND WIPES DISPENSERS HAVING THE SAME

Exemplary embodiments of wipes dispensers are disclosed herein. 1. A wipes dispenser having a self-centering nozzle comprising:a container;a plurality of wipes contained within the container;a fluid for wetting the plurality of wipes;a receiving member connected to the container;a nozzle housing for holding an elastomeric outlet nozzle;the nozzle housing connected to the receiving member, wherein the nozzle housing is movable between two or more positions; anda biasing member secured to at least one of the receiving member, the nozzle housing and the nozzle;wherein when the elastomeric outlet nozzle moves from a centered upright position, the biasing member deflects and biases the outlet nozzle toward a centered position.2. The dispenser of wherein the nozzle is an elastomeric nozzle and the biasing member is an integral portion of the elastomeric outlet nozzle.3. The dispenser of wherein the elastomeric nozzle comprise a fluid retaining member and the fluid retaining member forms at least a portion of the biasing member.4. The dispenser of wherein the biasing member is located on the nozzle.5. The dispenser of further comprising a centering post attached to the receiving member.6. The dispenser of wherein the receiving member comprises at least a portion of a socket and the nozzle housing comprises at least a portion of a ball.7. The dispenser of wherein the biasing member is a resilient member located between the receiving member and one of the nozzle and a nozzle housing.8. The dispenser of wherein the biasing member is a weighted member and gravitational forces urges the nozzle member to self-center.9. A wipes dispenser having self-centering outlet nozzle comprising:a container for holding a plurality of wipes and a liquid for wetting the wipes;a nozzle receiving member;a moveable outlet nozzle configured to move relative to the nozzle receiving member;the moveable outlet nozzle having an opening that is in a centered position while in a rest state;a biasing ...

Refillable dispenser having reservoirs and refill containers configured for fluid and air transfer therebetween

A fluid dispenser includes a housing, a pump, an outlet nozzle, a reservoir, a liquid passage, an air passage, and a refill container. The pump and reservoir are attached to the housing, and both the outlet nozzle and the reservoir are in fluid communication with the pump. The reservoir has at least one engagement member, and the liquid passage and the air passage are located in the engagement member. The refill container has at least one sealing member, and the refill container is configured to be releasably attached to the reservoir such that the refill container is in fluid communication with the reservoir. When the refill container is attached to the reservoir, the engagement member engages the sealing member to cause the liquid passage and the air passage to be in fluid communication with the refill container.

SANITIZATION STATION USING PLASMA ACTIVATED FLUID

A sanitization station including a fluid source and one or more plasma generators for generating non-thermal plasma is disclosed. One or more nozzles spray a mist or stream of fluid through plasma generated by the one or more plasma generators to activate the fluid. The fluid is then used to sterilize an object. Another sanitization station includes a chamber for holding a fluid and a plasma generator in fluid communication with the chamber for generating plasma. A circulating source moves the fluid in the chamber past plasma generated by the plasma generator to activate the fluid and one or more spray nozzles coat the surface of an object with fluid that is activated by plasma. 1. A sanitizing station comprising:a housing;a fluid source;one or more plasma generators for generating non-thermal plasma; anda plurality of nozzles for spraying a mist or stream of fluid through plasma generated by the one or more plasma generators to activate the fluid;wherein the plurality of nozzles are directed in a plurality of intersecting angles to direct activated fluid to a plurality of surfaces on an object located within the housing.2. The sanitizing station of further comprising a holding tank located in the housing for receiving and holding the activated fluid.3. The sanitizing station of wherein the housing comprises a transparent portion.4. The sanitizing station of wherein the housing comprises one or more openings for moving an object into the housing.5. The sanitizing station of wherein the housing comprises a room.6. A sanitizing station comprising:a chamber for holding a fluid;a plasma generator located in fluid communication with the chamber for generating plasma;a circulating source for moving fluid in the chamber past plasma generated by the plasma generator for activating the fluid;one or more spray nozzles for coating the surface of an object with fluid that is activated by plasma.7. The sanitizing station of further comprising a gas source for providing a gas to ...

HIGH QUALITY NON-AEROSOL HAND SANITIZING FOAM

Exemplary embodiments of high non-aerosol foam sanitizers are disclosed herein. An exemplary embodiment of high non-aerosol foam sanitizer includes a liquid mixture that includes an alcohol, water and a surfactant mixed with and entrapping air to form a plurality of foam bubbles. Wherein more than about 50 percent of the foam bubbles have a size of between about 50 μm and about 250 μm. 1. A high quality non-aerosol foam sanitizer comprising:a liquid mixture that includes an alcohol, water and a surfactant mixed with and entrapping ambient air sourced from the atmosphere to form a plurality of foam bubbles;wherein more than about 50 percent of the foam bubbles have a size of between about 50 μm and about 250 μm.2. The high quality non-aerosol foam sanitizer of wherein the air is substantially free of hydrocarbons.3. The high quality non-aerosol foam sanitizer of wherein the foam bubbles have a density of greater than about 0.10 grams/millimeter.4. The high quality non-aerosol foam sanitizer of wherein the surfactant comprises a compound containing silicone.5. The high quality non-aerosol foam sanitizer of wherein the surfactant comprises silane.6. The high quality non-aerosol foam sanitizer of wherein the surfactant comprises dimethicone.7. The high quality non-aerosol foam sanitizer of any of wherein the alcohol by volume greater than about 60%.8. The high quality non-aerosol foam sanitizer of any of wherein the alcohol by volume greater than about 30%.9. A high quality non-aerosol foam sanitizer comprising:a liquid mixture that includes an alcohol, water and a surfactant mixed with and entrapping ambient air sourced from the atmosphere to form a plurality of foam bubbles;wherein when the liquid mixture is passed through an non-aerosol foam pump, the average diameter of the foam bubbles are less than about 190 μm.10. The high quality non-aerosol foam sanitizer of wherein the average diameter of the foam bubbles are between about 160 μm and 190 μm.11. The high ...

UNIVERSAL DISPENSER MOUNTING BRACKETS

Exemplary embodiments of universal mounting brackets and dispensers with mounting brackets are disclosed herein. An exemplary universal dispenser mounting bracket includes a base. The base has a first surface for connecting to a dispenser. A first spring arm extends from the base in a first direction and has a first arm clamp. A second spring arm extends from the base in a second direction and has a second arm clamp. The first and second spring arms have a rest position and a biased position. Moving the first and second spring arms away from their rest position generates a clamp force in the spring arms that urges the first and second spring arms toward their rest position. When the mounting bracket is mounted to a surface, the base is on a first side of the surface and the first and second clamp arms are on a second side of the surface and the clamp force generated by the spring arms secures the mounting bracket to the surface. 1. A dispenser mounting bracket comprising.a base;the base having a first surface for connecting to a dispenser;a first spring arm extending from the base in a first direction;the first spring arm having a first arm clamp;a second spring arm extending from the base in a second direction;the second spring arm having a second arm clamp;wherein the first and second spring arms have a rest position and a biased position and wherein moving the first and second spring arms away from their rest position generates a clamp force in the spring arms that urges the first and second spring arms toward their rest position;wherein when the mounting bracket is mounted to a surfacethe base is on a first side of the surface and the first and second clamp arms are on a second side of the surface; and the clamp force generated by the spring arms secures the mounting bracket to the surface.2. The dispenser mounting bracket of wherein the 1st spring arm and the second spring arm are part of a unitary piece.3. The dispenser mounting bracket of wherein a portion of ...

PUMPS WITH CONTAINER VENTS

Exemplary embodiments of pumps, refill units and dispensers are disclosed herein. Some embodiments include a container for holding a fluid and a pump housing secured to the container. The pump housing includes an annular collar for securing the pump housing to the container. The pump housing includes an air chamber and a vent valve located at least partially within the air chamber. One or more air passageways are provided in the collar for providing air to the air chamber. A compressible liquid pump chamber is also located in the housing. The exemplary embodiment includes a liquid inlet valve for allowing liquid to flow from the container into the compressible pump chamber; and a liquid outlet valve located downstream of the pump chamber. 1. A refill unit comprising:an inverted container for holding a fluid;the inverted container having a neck portion located on the bottom of the inverted container;a pump housing secured to the neck of the inverted container to pump liquid;the pump housing having an annular collar for securing to the neck of the inverted container;an air chamber located within the pump housing;a vent valve located at least partially within the air chamber;one or more air passageways in the collar for providing air to the air chamber;a compressible liquid pump chamber located in the housing;a liquid inlet valve for allowing liquid to flow from the container into the compressible pump chamber; anda liquid outlet valve located downstream of the pump chamber.2. The refill unit of wherein the vent valve is located adjacent the liquid inlet valve.3. The refill unit of further comprising a seat member claim 1 , wherein the seat member comprises an air passage and a liquid passage claim 1 , and the vent valve is located proximate the air passage and the liquid inlet valve is located proximate the liquid passage.4. The refill unit of wherein the neck of the inverted container is in contact with the seat member.5. The refill unit of wherein the seat member ...

VACUUM PRIME FOAM PUMPS, REFILL UNITS AND DISPENSERS

Exemplary embodiments of foam pumps, refill units and dispenser systems are disclosed herein. Some embodiments have a foam pump that includes a chamber having a liquid inlet, a vacuum outlet, a pressurized air inlet and a liquid air mixture outlet. An exemplary foam pump includes a liquid inlet valve to allow liquid to enter the chamber and to prevent liquid from exiting the chamber through the liquid inlet. Vacuum pressure applied to the vacuum outlet causes fluid to flow through the liquid inlet, past the liquid inlet valve and into the chamber. Pressurized air flows through the pressurized air inlet and mixes with the liquid and the liquid air mixture is forced out of the liquid air mixture outlet. The foam pump includes a mix media. The liquid air mixture flows through the mix media and flows through an outlet to be dispensed as a foam. 1. A foam pump comprising:a chamber having a liquid inlet, a vacuum outlet, a pressurized air inlet and a liquid air mixture outlet;a liquid inlet valve located in fluid communications with the liquid inlet to allow liquid to enter the chamber and prevent liquid from exiting the chamber through the liquid inlet;a mix media in fluid communication with the liquid air mixture outlet; andan outlet;wherein vacuum pressure applied to the vacuum outlet causes liquid to flow through the liquid inlet, past the liquid inlet valve and into the chamber;wherein pressurized air flows through the pressurized air inlet and mixes with the liquid and wherein the liquid air mixture is forced out of the liquid air mixture outlet; andwherein the liquid air mixture flows through the mix media and flows through the outlet to be dispensed as a foam.2. The foam pump of further comprising a vacuum outlet valve claim 1 , wherein the vacuum outlet valve closes when a desired amount of liquid has been drawn into the chamber.3. The foam pump of wherein the vacuum outlet valve floats on the liquid.4. The foam pump of wherein the vacuum outlet valve is movable ...

REFILLING SYSTEMS, REFILLABLE CONTAINERS AND METHOD FOR REFILLING CONTAINERS

Exemplary sanitary soap refilling systems and methods are disclosed herein. An exemplary refill refilling system includes a housing, a pump located within the housing, and a bulk storage tank connector. The bulk storage tank connector having a liquid outlet and an air inlet. A liquid inlet conduit is in fluid communication with the pump the liquid outlet. A refill connector is included. The refill connector has a liquid inlet and an air outlet. The refill connector air outlet and the bulk storage tank connector air inlet are in fluid communication with one another. The refill liquid inlet is in fluid communication with the pump. 1. A soap refill system comprising:a bulk refill container containing a fluid soap;a pump in fluid communication with the bulk refill container;a first hose in fluid communication with the pump;a quick connect fitting on an end of the first hose;a second hose in fluid communication with the bulk refill container;a second quick connect fitting on an end of the second hose;a dispenser;a dispenser container located in the dispenser;a first dispenser fitting in fluid communication with the dispenser container;the first dispenser fitting configured to releasably connect to the first quick connect fitting;a second dispenser fitting in fluid communication with the dispenser container;the second dispenser fitting configured to releasably connect to the second quick connecting fitting;wherein when the first and second quick connect fittings are connected to the first dispenser fitting and the second dispenser fitting, air flows through one of the first and second hoses and soap flows through the other of the first and second hoses to fill the dispenser container with soap;wherein air is transferred from the dispenser container to the bulk refill container and liquid soap is transferred from the bulk refill container to the dispenser container.2. The soap refill system of wherein air flows through the first hose and the pump pumps air out of the ...

SYSTEMS AND METHODS FOR CONTROLLING A PLURALITY OF TOUCH-FREE DEVICES IN A COORDINATED MANNER

Exemplary embodiments of touch-free devices and systems comprising touch-free devices operating in a concerted effort are disclosed below. An exemplary touch-free device includes a spout, a processor, memory, an object sensor, a communication interface and logic stored on the memory. The logic contains processor readable instructions for causing the touch-free device to communicate with a second touch-free device. Wherein the processor readable instructions coordinate the operation of the touch-free device with respect to the second touch-free device. 1. A touch-free dispensing system comprising:a touch-free faucet,a touch-free soap dispenser;communications circuitry for allowing the touch-free faucet to communicate with the touch-free soap dispenser;memory;logic stored on the memory;the logic containing processor readable instructions for coordinating operation of the faucet and operation of the soap dispenser.2. The touch-free dispensing system of wherein soap is prevented from dispensing while water is being dispensed.3. The touch-free dispensing system of further comprising compliance logic to ensure a user complies with guidelines for washing hands.4. The touch-free dispensing system of wherein the compliance logic prevents the water from running for greater than a set time unless the soap dispenser has dispensed soap.5. The touch-free dispensing system of further comprising an indictor to indicate to a user to use soap.6. The touch-free dispensing system of further comprising a hand dryer and logic for coordinating the dispensing of water claim 1 , soap and air.7. The touch-free dispensing system of further comprising logic for preventing the soap from dispensing when air is being dispensed.8. A touch-free device comprising:a spout;a processor;memory;an object sensor;a communication interface; andlogic stored on the memory;the logic containing processor readable instructions for causing the touch-free device to communicate with a second touch-free device; ...

WATER-DRIVEN DISPENSING SYSTEMS EMPLOYING CONCENTRATED PRODUCT

A dispenser for dispensing a diluted form of a concentrated product includes: a supply of concentrated product; a dilution chamber; an actuation assembly and a product pump mechanism having a water staging chamber. The actuation assembly receives water under pressure from a pressurized water supply. 1. A refill unit for a product dispenser , the refill unit comprising:a supply of concentrated product;a dilution chamber having an inlet for said concentrated product and an inlet for water;a product pump mechanism including:a product chamber that fluidly communicates with said supply of concentrated product and fluidly communicates with said dilution chamber, said product chamber structured to decrease in volume upon actuation of said product pump mechanism to thereby drive a dose of product from said product chamber toward said dilution chamber, said product chamber further structured to increase in volume after actuation of said product pump mechanism to thereby draw a dose of product from said supply of concentrated product into said product chamber2. The refill unit of claim 1 , further comprising a housing claim 1 , said supply of concentrated product and said product pump mechanism being held within said housing.3. The refill unit of claim 1 , wherein said housing is faucet-shaped to provide a common faucet-type appearance in use in a counter-mounted product dispenser.4. The refill unit of claim 1 , further comprising a dispensing tube fluidly communicating with said dilution chamber and extending through said housing to a dispensing outlet.5. The refill unit of claim 4 , further comprising a water inlet port providing fluid communication to said dilution chamber.6. The refill unit of claim 5 , further comprising a foaming chamber claim 5 , said dilution chamber fluidly communicating with said foaming chamber.7. The refill unit of claim 5 , further comprising an air inlet communicating with an air passage that bypasses said dilution chamber to fluidly communicate ...

OUTLET VALVE ARRANGEMENTS FOR ENHANCED PUMP EFFICIENCY

A dispenser includes a housing, an inverted container disposed in the housing, a outlet nozzle, a pump, a first check valve, and a second check valve. The container holds a fluid. The pump is disposed between the container and the outlet nozzle. The pump includes a pump inlet in fluid communication with the container, a pump outlet in fluid communication with the outlet nozzle, and a pump chamber in fluid communication with the pump inlet and the pump outlet. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the pump and the outlet nozzle, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the outlet nozzle, and the second check valve has a second cracking pressure. The second cracking pressure of the second check valve is greater than the first cracking pressure of the first check valve.

DISPENSERS FOR DILUTING A CONCENTRATED LIQUID AND DISPENSING THE DILUTED CONCENTRATE

Exemplary embodiments of dispensers are disclosed herein. One exemplary dispenser is a soap or sanitizer dispenser. The dispenser includes a housing. A removable and replaceable concentrate container for holding concentrated soap or sanitizer is located within the housing. A concentrate pump is in fluid communication with the concentrate container. A diluent container for holding a liquid is also located within the housing and a diluent pump for pumping the diluent is also included. The dispenser includes a mixing chamber in fluid communication with the concentrate pump and the diluent pump. The dispenser includes an outlet. When concentrated soap or sanitizer is pumped from the concentrate container, it mixes with diluent pumped from the diluent container to form a diluted mixture. The diluted mixture is dispensed at the outlet of the dispenser. 1. A dispenser comprising:a concentrate container for holding a concentrated liquid;a concentrate pump in fluid communication with the concentrate container;a diluent inlet;a mixing chamber in fluid communication with the concentrate pump and the diluent inlet wherein the concentrate and diluent are mixed together to form a diluted mixture;a diluted mixture passageway from the mixing chamber to an outlet of the dispenser;an air pump;an air passageway in fluid communication with the diluted mixture passageway;a mixing media;wherein the diluted mixture is mixed with compressed air from the air pump and the air and diluted mixture flow through the mixing media and is dispensed at the outlet as a foam; andwherein movement of the air pump requires presence of diluent.2. The dispenser of wherein the diluent inlet is connected to a diluent container.3. The dispenser of wherein the concentrate container and the diluent container are two portions of a single container and at least a portion of the diluent container is collapsible for shipping.4. The dispenser of wherein the diluent inlet connects to a water source.5. The dispenser ...

OUTLET VALVE ARRANGEMENTS FOR ENHANCED PUMP EFFICIENCY

A dispenser includes a housing, an inverted container disposed in the housing, a outlet nozzle, a pump, a first check valve, and a second check valve. The container holds a fluid. The pump is disposed between the container and the outlet nozzle. The pump includes a pump inlet in fluid communication with the container, a pump outlet in fluid communication with the outlet nozzle, and a pump chamber in fluid communication with the pump inlet and the pump outlet. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the pump and the outlet nozzle, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the outlet nozzle, and the second check valve has a second cracking pressure. The second cracking pressure of the second check valve is greater than the first cracking pressure of the first check valve. 1. A dispenser comprising:a housing;an container disposed in the housing for holding a liquid;the container having a liquid outlet located proximate the bottom of the container;an outlet nozzle; and a pump inlet in fluid communication with the liquid outlet of the container;', 'a pump outlet in fluid communication with the outlet nozzle;', 'a pump chamber in fluid communication with the pump inlet and the pump outlet, wherein the pump chamber is movable between an expanded position and a compressed position;, 'a pump disposed between the container and the outlet nozzle, the pump havinga first check valve disposed between the pump and the outlet nozzle, wherein the first check valve has a first cracking pressure; and 'wherein the second cracking pressure of the second check valve is greater than the first cracking pressure of the first check valve.', 'a second check valve disposed between the first check valve and the outlet nozzle, wherein the second check valve has a second cracking pressure;'}2. The dispenser of claim 1 , wherein ...

PUMPS WITH SELF-ADJUSTING VOLUMES, REFILL UNITS AND DISPENSERS HAVING SAME

Exemplary embodiments of pumps, refill units and dispenser systems are disclosed herein. An exemplary refill unit for a soap, sanitizer or lotion includes a container for holding a fluid and a pump secured to the container. The pump includes a housing, a liquid piston, a liquid pump chamber, an air piston, an air pump chamber; and a piston holder. The liquid piston is connected to the air piston. The piston holder is connected to one of the liquid piston and the air piston. The connection comprises one or more projections and one or more grooves. The volume of the liquid pump chamber and the air pump chamber both change as a function of the engagement of the one or more projections with the one or more grooves. 1. A pump comprising:a housing;a liquid piston;a liquid pump chamber;an air piston;an air pump chamber; anda piston holder;the liquid piston is connected to the air piston;the piston holder is movably connected to one of the liquid piston and the air piston;wherein the movable connection comprises one or more first members and one or more second members;wherein the one or more first members engage with the one or more second members in at least two positions; andwherein the volume of the liquid pump chamber and the air pump chamber in a first position are less than the respective volumes of the liquid pump chamber and the air pump chamber in a second position.2. The refill unit of wherein the one or more first members comprise one or more projections.3. The refill unit of wherein the one or more projections are on one of the air piston and the liquid piston.4. The refill unit of wherein the one or more projections are on the piston holder.5. The refill unit of wherein the one or more second members comprise one or more grooves.6. The refill unit of wherein the one or more grooves are on one of the air piston and the liquid piston.7. The refill unit of wherein the one or more grooves are on the piston holder.8. The refill unit of wherein the volume of the ...

Double inlet valve for enhanced pump efficiency

An dispenser includes a housing, a container disposed in the housing for holding a liquid, a nozzle, and a pump. The pump is disposed between the container and the nozzle. The pump includes a pump inlet, a pump outlet, a pump chamber, a first check valve, and a second check valve. The pump inlet is in fluid communication with the container and the pump chamber, and the pump outlet is in fluid communication with the pump chamber and the nozzle. The pump chamber is movable between an expanded position and a compressed position. The first check valve is disposed between the container and the pump, and the first check valve has a first cracking pressure. The second check valve is disposed between the first check valve and the pump, and the second check valve has a second cracking pressure. The first cracking pressure of the first check valve is greater than the second cracking pressure of the second check valve.

DISPENSER DOSING BASED ON HAND SIZE

Exemplary methods and systems for dispensing soap sanitizer or lotion as a function of hand size are disclosed herein. An exemplary dispenser for dispensing a soap, sanitizer or lotion includes a housing, a processor in the housing, a reservoir for holding fluid, a pump for pumping the fluid and a sensor for sensing a parameter that is indicative of the hand size. The exemplary dispenser also includes circuitry for determining a dose volume of fluid to be dispensed as a function of the sensed parameter that is indicative of a hand size and circuitry for causing the pump to dispense the dose volume. 1. A dispenser for dispensing a soap , sanitizer or lotion comprising:a housing;a processor in the housing;a reservoir for holding fluid;a pump for pumping the fluid;a sensor for sensing a parameter that is indicative of the hand size;circuitry for determining a dose volume of fluid to be dispensed as a function of the sensed parameter that is indicative of a hand size; andcircuitry for causing the pump to dispense the dose volume.2. The dispenser of wherein the dose volume of fluid to be dispensed is selected from a group of dose volumes and wherein the group contains at least two different dose volumes.3. The dispenser of wherein parameter that is indicative of the hand size is a hand width.4. The dispenser of wherein parameter that is indicative of the hand size is a hand length.5. The dispenser of wherein sensor comprises an image capturing sensor.6. The dispenser of wherein sensor comprises at least two sensors for measuring a distance from the at least two sensors to a portion of a hand.7. The dispenser of wherein sensor comprises at least two emitters and an array of receivers.8. The dispenser of wherein sensor comprises at least two emitters and at least two receivers.9. The dispenser of wherein sensor comprises one of an infrared emitter claim 2 , a laser claim 2 , an electric field and a magnetic field.10. The dispenser of wherein sensor comprises at least one ...

HORIZONTAL PUMPS, REFILL UNITS AND FOAM DISPENSERS WITH INTEGRAL AIR COMPRESSORS

Foam dispensers having integral air compressors with connectors to connect with a disposable refill unit, disposable refill units and liquid pumps are disclosed herein. A refill unit includes a container and a liquid pump. The liquid pump includes a liquid chamber defined at least in part by a liquid inlet valve and a liquid outlet valve. A piston that reciprocates horizontally in the liquid chamber. A mixing chamber is located downstream of the liquid chamber. The mixing chamber is in fluid communication with the liquid chamber and has an air inlet. A sanitary seal is located proximate the air inlet to prevent liquid from contaminating the air compressors. 1. A disposable refill unit for a foam dispenser comprising;a container; the liquid pump having a housing;', 'the pump housing having a cylindrical liquid inlet;', 'a liquid inlet valve having a wiper seal for contacting the wall of the cylindrical liquid inlet, a stem extending in the direction of fluid flow, a first projection member along the stem and a second projection member along the stem for retaining the liquid inlet valve in the cylindrical liquid inlet;', 'the liquid pump having a liquid chamber defined at least in part by a liquid inlet valve and a liquid outlet valve;', 'a liquid piston that reciprocates in the liquid chamber;', 'a mixing chamber located downstream of the liquid chamber;', 'an air inlet in fluid communication with the mixing chamber;', 'a sanitary seal located proximate the air inlet, the sanitary seal allows air to enter the mixing chamber and prevents liquid from exiting the mixing chamber through the air inlet., 'a liquid pump secured to the container;'}2. The disposable refill unit of further comprising a sleeve located at least partially within the liquid chamber and at least a portion of the liquid piston reciprocates within the sleeve.3. The disposable refill unit of wherein the sanitary seal is a wiper seal.4. The disposable refill unit of wherein the liquid outlet valve is a ...

FLUID DISPENSER AND FLUID REFILL SYSTEM FOR FLUID DISPENSER

A fluid dispenser includes a dispensation conduit and a refill conduit. A refill system includes a refill reservoir and a refill distribution conduit. The refill distribution conduit is configured for selective fluid coupling with the refill conduit to facilitate refilling of the fluid dispenser. 1. A counter-mount fluid dispenser comprising:a housing configured to be mounted above a countertop;a movable access member, wherein the movable access member is movable between a closed position and an open position;a reservoir configured to be mounted below a countertop;a dispensation conduit routed through at least a portion of the housing and configured for dispensing of fluid therethrough;a refill port at least partially concealed in the access member;the refill port having a connector for connecting to a distribution conduit for refilling the reservoir;the refill port having a fluid passage therethrough;wherein when a distribution conduit is connected to the refill port, the connection prevents leaking and seals the fluid passage from the outside environment.2. The counter-mount fluid dispenser of further comprising a refill valve that is movable between an open position and a closed position.3. The counter-mount fluid dispenser of wherein the access member slides to provide access to the refill port.4. The counter-mount fluid dispenser of wherein the access member moves upward to provide access to the refill port.5. The counter-mount fluid dispenser of wherein the access member rotates to provide access to the refill port.6. The counter-mount fluid dispenser of wherein the access member moves in a first direction and then moves in a second direction to provide access to the refill port.7. The counter-mount fluid dispenser of further comprising a keyed connection.8. The counter-mount fluid dispenser of wherein the keyed connection is a mechanical connection.9. The counter-mount fluid dispenser of wherein the reservoir is a collapsible reservoir.10. The counter-mount ...

ALCOHOL CONTAINING LOW-WATER CLEANSING COMPOSITION

A low-water cleansing composition is provided that includes 5.0 wt. % to less than 40 wt. % of one or more C-Calcohol, at least 10.0 wt. % of a mixture of two or more surfactants, at least 0.05 wt. % of a pH adjuster; and water, the concentrations being based on a total weight of the low-water cleansing composition. 1. A low-water cleansing composition comprising:{'sub': 1', '8, '5.0 wt. % to less than 40 wt. % of one or more C-Calcohol;'}at least 10.0 wt. % of a mixture of one or more surfactants, said surfactants having an HLB value of at least 8;at least 0.05 wt. % of a pH adjuster; andwater, the wt. % being based on a total weight of the low-water cleansing composition, wherein the low-water cleansing composition comprises at least 5.0% active surfactant.2. The low-water cleansing composition of claim 1 , wherein the one or more C-Calcohols are selected from the group consisting of methanol claim 1 , ethanol claim 1 , isopropanol claim 1 , butanol claim 1 , pentanol claim 1 , hexanol claim 1 , and isomers and mixtures thereof.3. The low-water cleansing composition of claim 1 , wherein the one or more C-Calcohols include at least one of ethanol and isopropanol.4. The low-water cleansing composition of claim 1 , wherein the composition includes a mixture of two or more surfactants.5. The low-water cleansing composition of claim 4 , wherein the composition includes at least 15.0 wt. % of a mixture of at least two surfactants.6. The low-water cleansing composition of claim 1 , wherein the composition includes at least 10 wt. % active surfactant.7. The low-water cleansing composition of claim 1 , further including 0.05 to 3.0 wt. % of an antimicrobial agent.8. The low-water cleansing composition of claim 1 , wherein said composition is non-antimicrobial.9. The low-water cleansing composition of claim 1 , comprising at least one anionic surfactant selected from the group consisting of sodium alkyl sulfate claim 1 , sodium dodecyl sulfate claim 1 , sodium ...

TWO-PART FLUID DELIVERY SYSTEMS

Exemplary dispensers, pumps and refill units for dispensing a liquid soap and concentrate mixtures are disclosed herein. An exemplary foam dispenser system includes a foamable liquid container, a concentrate container, an air source for providing pressurized air and a mixing chamber. One or more liquid conduits place the contents of the foamable liquid container in fluid communication with the mixing chamber. One or more air passages place the air source in fluid communication with the mixing chamber. An outlet conduit out of the mixing chamber is also provided. One or more concentrate conduits place the contents of the concentrate container in fluid communication with one of the liquid conduits, the air conduits, the mixing chamber and the outlet conduit. Mix media located within the outlet conduit. 1. A foam dispenser system comprising:a foamable liquid container;an concentrate container;an air source for providing pressurized air;a mixing chamber;one or more liquid conduits placing the contents of the foamable liquid container in fluid communication with the mixing chamber;one or more air passages placing the air source in fluid communication with the mixing chamber;an outlet conduit out of the mixing chamber;one or more concentrate conduits placing the contents of the concentrate container in fluid communication with one of the liquid conduits, the air conduits, the mixing chamber and the outlet conduit; andmix media located within the outlet conduit.2. The foam dispenser of wherein the concentrate container comprises an oxidizer.3. The foam dispenser of wherein the one or more concentrate conduits place the concentrate in fluid communication upstream of at least a portion of the mix media.4. The foam dispenser of wherein the oxidizer is a liquid.5. The foam dispenser of wherein the oxidizer is a powder.6. The foam dispenser of wherein a foam output of the dispenser contains between about 2000 parts per million and about 16 claim 2 ,000 parts per million of ...

UPTAKE SHROUD FOR INVERTED PUMPS

An exemplary refill unit for an dispenser includes a container for holding a liquid. The container has bottom side with a neck extending from the bottom side. A pump is connected to the neck of the container. The pump has a liquid pump portion that has a liquid pump inlet. The liquid pump inlet is located above the bottom of the container. A shroud is located over the liquid pump inlet and extends downward toward the bottom of the container. An air bleed valve is included and located in the top of the shroud. 1. A refill unit for a dispenser comprising:a container for holding a liquid;a pump connected to the bottom of the container;the pump having a liquid pump portion;the liquid pump portion having a liquid pump inlet;a housing at least partially surrounding the liquid pump inlet; andan air bleed valve located in the housing.2. The refill unit of wherein the housing at least partially surrounds the liquid pump portion and extends downward forming an opening between the housing and the liquid pump portion.3. The refill unit of wherein the housing is secured to the pump and a conduit extends from the housing to a lower point in the container.4. The refill unit of wherein the air bleed valve comprises a ball valve.5. The refill unit of wherein the ball valve has a floating ball.6. The refill unit of further comprising a cage for retaining the ball.7. A refill unit for an dispenser comprising:a container for holding a liquid;the container having bottom side;the container having a neck extending from the bottom side;a pump connected to the neck of the container;the pump having a liquid pump portion;the liquid pump portion having a liquid pump inlet;wherein the liquid pump inlet is above the bottom of the container;a shroud located over the liquid pump inlet and extending downward toward the bottom of the container; andan air bleed valve located proximate the top of the shroud.8. The refill unit of wherein the air bleed valve comprises a ball valve.9. The refill unit of ...

FLUID DISPENSER AND FLUID REFILL SYSTEM FOR FLUID DISPENSER

A fluid dispenser includes a dispensation conduit and a refill conduit. A refill system includes a refill reservoir and a refill distribution conduit. The refill distribution conduit is configured for selective fluid coupling with the refill conduit to facilitate refilling of the fluid dispenser. 1. A counter-mount fluid dispenser comprising:a housing configured to be mounted above a countertop;an outlet nozzle located near a first end of the housing;a dispensation conduit routed through at least a portion of the housing to the outlet nozzlewherein a first end of the dispensation conduit is located proximate the outlet nozzle and a second end of the dispensation conduit is in fluid communication with a pump;a movable access member secured to the housing, wherein the movable access member is movable between a closed position and an open position while remaining secured to the housing;wherein the dispensation conduit remains in place when the movable access member is moved between the closed position and the open position;a reservoir;wherein the pump is in fluid communication with the reservoir;a refill port at least partially concealed by the movable access member when the movable access member is in the closed position and the refill port is accessible when the moveable access member is in an open position;the refill port configured to mate with a refill connector of a refill container;wherein when the refill connector is inserted into the refill port, a sealing member forms a seal that prevents fluid from leaking out of the refill port; andwherein a valve biased closed by a spring opens when the refill connector is inserted into the refill port to allow fluid to flow into the reservoir.2. The counter-mount fluid dispenser of further comprising a vent for venting the reservoir.3. The counter-mount fluid dispenser of further comprising a vent connector for connecting the reservoir vent to the refill container to vent air from the reservoir to the refill container.4. ...

Two-liquid dispensing systems, refills and two-liquid pumps

Exemplary embodiments of dispensing systems for dispensing mixtures of multiple liquids, refill units and pumps for such refill units and dispensers are disclosed herein. One refill unit includes a first container and a second container. The refill unit includes a first pump chamber that is associated with the first container and a second pump chamber that is associated with the second container. The first and second pump chambers include a liquid inlet valve and a liquid outlet valve. Expanding the first and second pump chambers draws liquid into the first and second pump chambers through the liquid inlet valves and compressing the first and second pump chambers forces liquid through the liquid outlet valves into a mixing chamber located downstream of the liquid outlet valves. The mixing chamber is formed at least in part by a flexible membrane. The refill unit also includes an outlet nozzle for dispensing the mixture.

Bombas de cuerpo hendido para suministradores de espuma y unidades de relleno.

En este documento se dan a conocer despachadores de espuma, unidades de relleno para despachadores de espuma y bombas para líquido para usarse en despachadores de espuma; además en este documento también se da a conocer una unidad de relleno para rellenar un sistema despachador de espuma; el despachador de espuma tiene un compresor de aire asegurado al mismo y el compresor de aire no se desecha con la unidad de relleno; la unidad de relleno incluye una bomba de líquido y un contenedor para conservar un líquido que hace espuma que está conectado a la bomba de líquido; la bomba de líquido incluye un alojamiento de bomba y una cámara de mezclado que tiene una válvula revisora de entrada y una válvula revisora de salida; la cámara de mezclado tiene una posición extendida con un primer volumen y una posición contraída con un segundo volumen; el alojamiento de bomba incluye una abertura a través de la misma configurada para recibir aire de un compresor de aire que no forma parte de la unidad de relleno; uno o más miembros de sellado de un solo sentido están ubicados dentro del alojamiento de bomba entre la abertura y la cámara de mezclado para evitar que el líquido pase a través de la abertura en el alojamiento de bomba para recibir aire; un elemento de espuma y una boquilla de salida se encuentran corriente abajo de la cámara de mezclado; la unidad de relleno está configurada para que la reciba un despachador de espuma que tiene un compresor de aire ubicado en el mismo y configurado para recibir aire presurizado del compresor de aire a través de la primera abertura; además, la unidad de relleno se puede desechar sin desechar el compresor de aire.