КОРОБЧАТЫЙ МОДУЛЬ ПОДВЕСКИ И СОДЕРЖАЩАЯ ЕГО СИСТЕМА ПАРАМЕТРИЧЕСКОГО ШАССИ ДЛЯ ТРАНСПОРТНЫХ СРЕДСТВ

Изобретения относятся к области транспортного машиностроения. Коробчатый модуль подвески содержит поперечный торсионный стержень, соосный блок гасителя колебаний и соосное кольцо трансмиссии, присоединенное к продольному рычагу подвески с узлом рулевого управления, и подшипники. Торсионный стержень имеет внутренний фиксирующий конец и внешний конец, который соединяется с рычагом подвески. Положение торсионного стержня в коробчатом модуле подвески фиксируется с помощью выступа на стержне. Торсионный стержень соединяется с основанием пластин и с блоком гасителя колебаний. Рычаг подвески поддерживается скобой и соединяется с торсионным стержнем. Торсионный стержень соединяется с шарниром на фиксирующем конце и с помощью опорного подшипника с кольцом трансмиссии. Рычаг подвески фиксирует в нужном положении колесо. На рычаге расположен шкив трансмиссии, узел рулевого управления и универсальный шарнир. Система параметрического шасси содержит задний подрамник, сформированный двумя противолежащими ...

Straßendecken-Fertiger

Schaltgetriebe zur Verwendung mit einer Elektromaschine

Die Erfindung betrifft ein Schaltgetriebe (1) mit zwei Gängen, wobei eine Eingangswelle (2) des Getriebes (1) mittels einer Elektromaschine (3) antreibbar ist, wobei die Eingangswelle (2) über mindestens eine einseitig wirkende Kupplung (4) an eine Ausgangswelle (5) des Getriebes (1) angebunden ist. Bei einem derartigen Schaltgetriebe ist erfindungsgemäß vorgesehen, dass eine parallel zur Kupplung (4) angeordnete Planetenstufe (6) an die Ausgangswelle (5) des Getriebes (1) angebunden ist, zum Antreiben eines Rades (30) oder einer Räder (30) aufweisenden Achse (7) eines Kraftfahrzeugs, wobei die Planetenstufe (6) schaltbar ist. Ein derartiges Schaltgetriebe ermöglicht bei einfacher Gestaltung ein einfaches Schalten der Gänge des Getriebes.

Motor vehicle i.e. sports car, with purely electric drive, has wheel sets including gear boxes constituting either first gear, second gear, third gear and fourth gear, where correction of teeth of gears is different

The vehicle (2) has electric motors (8, 11, 12) with a rotor shaft (13) connected to a first gear (14). A second gear (15) of the gearboxes (7, 16) meshes either with propeller shafts (19-22) of the respective axles (3, 4) or with an intermediate shaft having a third gear. The fourth gear of the gear box meshes with the propeller shafts of the respective axles in a torque transmitting manner. The gear boxes of the same wheel sets constitute either first gear, second gear, third gear or fourth gear, where the correction of teeth of the gears is different.

Parallele Leistungsquellen für Hybridelektrofahrzeug-Anwendungen

Ein Aufhängungsmodul, das eine Aufhängungskomponente, ein Paar an die mindestens eine Aufhängungskomponente gekoppelte Radnaben und ein Hilfs-Antriebssystem umfasst. Jede Radnabe ist an ein Fahrzeugrad montiert. Das Hilfs-Antriebssystem umfasst ein Paar Antriebseinheiten, eine Hilfsbatterie, ein Hilfsbatterie-Ladegerät und eine Steuerung. Jede der Antriebseinheiten hat einen Elektromotor, der wahlweise betätigbar ist, um Antriebsdrehmoment bereitzustellen, das auf eine zugehörige der Radnaben übertragen wird. Die Steuerung ist so konfiguriert, dass sie in einer ersten Betriebsart arbeitet, in der eine Ausgangsleistung des Hilfsbatterie-Ladegeräts zum Laden der Hilfsbatterie genutzt wird. Die Steuerung ist ferner so konfiguriert, dass sie in einer zweiten Betriebsart arbeitet, in der eine Ausgangsleistung des Hilfsbatterie-Ladegeräts und eine Ausgangsleistung der Hilfsbatterie zum Speisen der Elektromotoren der Antriebseinheiten genutzt werden.

Antriebseinheit für ein Flurförderzeug, Baukastensystem für das Zusammenstellen einer Antriebseinheit für ein Flurförderzeug, Flurförderzeug und Verfahren zur Montage einer Antriebseinheit für ein Flurförderzeug mittels eines Baukastensystems

Die Erfindung betrifft eine Antriebseinheit (1) für ein Flurförderzeug, wobei die Antriebseinheit (1) ein Getriebegehäuse (2), eine Lagerung (3) und eine Radwelle (4) umfasst, wobei das Getriebegehäuse (2) die Lagerung (3) und die Radwelle (4) einhaust, wobei die Lagerung (3) einen inneren und einen äußeren Lagerring (6', 7', 6'', 7'') umfasst, wobei die Lagerung (3) die Radwelle (4) im Getriebegehäuse (2) lagert und dazu ausgebildet ist, von der Radwelle (4) eingeleitete Kräfte in das Getriebegehäuse (2) abzuleiten, wobei die Radwelle (4) nach Maßgabe einer benötigten Tragkraft zum Tragen des Flurförderzeugs ausgebildet ist, wobei ein Innendurchmesser des inneren Lagerrings (6', 7') nach Maßgabe eines Durchmessers der Radwelle (4) ausgebildet ist und wobei ein Innendurchmesser des äußeren Lagerrings (6'', 7'') nach Maßgabe des inneren Lagerrings (6', 7') ausgebildet ist. Die erfindungsgemäße Antriebseinheit (1) zeichnet sich dadurch aus, dass ein Außendurchmesser des äußeren Lagerrings ...

Getriebe

Verfahren zum Gangwechsel eines Antriebsstranges der für jedes Antriebsrad einen Schaltmechanismus besitzt

Elektrische Antriebseinheit für ein Kraftfahrzeug

Die Erfindung betrifft eine elektrische Antriebseinheit für ein Kraftfahrzeug, bei welcher mindestens zwei, beidseitig zu einer angetriebenen Achse angeordnete Antriebsräder (11a, 11b) unabhängig voneinander elektromotorisch angetrieben sind. Um die ungefederte Masse des elektrisch angetriebenen Kraftfahrzeuges zu verringern, ist eine die beiden Antriebsräder (11a, 11b) unabhängig voneinander antreibende Elektromotoreinheit (1) in einem Gehäuse (2) angeordnet und insbesondere achsmittig positioniert.

Chassis for commercial vehicle with rigid axle i.e. for diesel electric town bus

The chassis has a rigid axle (1) with a wheel (2) rotatably mounted at both ends and each driven by an electric motor (3). The drive motors are in the form of geared motors and are mounted in the vicinity of the outer circumferences of their driven wheels. The drive motors can be arranged parallel to or perpendicular to, in front of, behind or above the rigid axle. The motors can be suspended in the vehicle chassis or in the wheel arches. The transmissions of the motors are force connected to the rigid axle via their housings. The motors can be three-phase asynchronous machines with cage rotors.

Elektrischer Allradantrieb mit zwei Drehzahlen und gesplittetem Doppeluntersetzungs-Planetengetriebe

Eine Reihe von Variationen kann ein Produkt einschließen, das eine elektrische Maschine umfasst, die mit einem Antriebsstrangmodul wirkverbunden ist, das einen Getriebezug mit einem fixen Übersetzungsverhältnis, einen ersten Planetenradsatz mit mehreren Übersetzungsverhältnissen, der mit dem Getriebezug wirkverbunden ist, einen zweiten Planetenradsatz mit einem fixen Übersetzungsverhältnis, der mit dem ersten Planetenradsatz wirkverbunden ist, und eine Synchronisierung umfasst, die mit dem ersten Planetenradsatz wirkverbunden ist und die zwischen dem ersten und dem zweiten Planetenradsatz positioniert ist; ein Differential, das mit dem zweiten Planetenradsatz wirkverbunden ist; wobei die elektrische Maschine selektiv Leistung an das Differential durch den Antriebsstrang, den ersten Planetenradsatz, die Synchronisierung, sowie den zweiten Planetenradsatz überträgt, und wobei die Synchronisierung dazu konstruiert und angeordnet ist, das Antriebsstrangmodul in einen Hoch-, Nieder- und einen ...

Elektromechanische Antriebseinrichtung für ein mehrspuriges Kraftfahrzeug

Diese Erfindung bezieht sich auf eine elektromechanische Antriebseinrichtung für ein mehrspuriges Kraftfahrzeug, mit einem ersten Elektromotor mit einem ersten Rotor der um eine erste Rotorachse umläuft, einem ersten Reduktionsgetriebe das durch den ersten Elektromotor angetrieben wird und das einen ersten Leistungsausgang bildet der ein erstes Getriebeausgangselement aufweist, das um eine erste Getriebeausgangsachse rotiert, einem zweiten Elektromotor mit einem zweiten Rotor der um eine zweite Rotorachse umläuft, und einem zweiten Reduktionsgetriebe das durch den zweiten Elektromotor angetrieben wird und das einen zweiten Leistungsausgang bildet, der ein zweites Getriebeausgangselement aufweist das um eine zweite Getriebeausgangsachse rotiert, wobei der erste und der zweite Elektromotor nebeneinander liegend angeordnet sind, die erste Rotorachse und die zweite Rotorachse quer zur Längsrichtung des Kraftfahrzeuges ausgerichtet sind, und das erste und das zweite Reduktionsgetriebe auf einander ...

Propulsion unit with wheel hub motor for commercial vehicle - has planetary gearing between motor offset from axle and hub supported in two-row ball bearing or two single-row bearings.

The unit drives a wheel (2) to which torque is transmitted by an internally toothed wheel (5) and a pinion (6) immobilised in rotation with respect to the output shaft (AW) of the motor. The hub (20) is supported in a bearing (12) and driven by a planetary gear (7) including a sun wheel (8) fixed to the axle, a hollow wheel (9) and a bar (11). The hollow wheel (9) comprises a toothed portion, a seating (14) for the bearing, and a connecting part which functions as an adjustment plate for the axial play. The internally toothed wheel (5) is mounted directly in a ball bearing (19) which takes up the axial guidance.

Moving device for trailer, particularly caravan trailer, is provided with motors with gear boxes that are linked particularly positively or firmly connected with component of wheel suspension

The moving device is provided with motors (11,20) with gear boxes (9,10) that are linked particularly positively or firmly connected with a component of a wheel suspension or a wheel of the trailer in torque-proof manner, which is rotated with a rotation of a wheel of the trailer. The gear box comprises a coupling element (12), which with a wheel lug (21) of a wheel hub, a brake disk (3), a brake drum or a rim are connected in torque-proof manner. An independent claim is included for a method for operating a moving device.

Fahrzeugachse für ein Kraftfahrzeug

Die Erfindung betrifft eine Fahrzeugachse (10) für ein Kraftfahrzeug, vorzugsweise ein Nutzfahrzeug. Die Fahrzeugachse (10) weist einen Achskörper (12), einen ersten Ausleger (14) und einen zweiten Ausleger (16) auf. Die Fahrzeugachse (10) weist zudem eine erste Antriebseinheit (18), die stirnseitig an dem ersten Ausleger (14) angebracht ist, und eine zweite Antriebseinheit (20), die stirnseitig an dem zweiten Ausleger (16) angebracht ist, auf. Die erste Antriebseinheit (18) und die zweite Antriebseinheit (20) sind bezüglich der Längsachse des Achskörpers (12) überlappend und zumindest annähernd achsparallel zueinander und zu der Längsachse des Achskörpers (12) angeordnet. Die Fahrzeugachse (10) schafft ein Konzept zur praktischen und flexiblen Implementation einer vorzugsweise elektrisch angetriebenen Fahrzeugachse.

Anhänger für ein Fahrzeug

Ein Anhänger (1) für ein Fahrzeug (2) ist mit dem Fahrzeug (2) verbindbar. Der Anhänger (1) weist eine Achse (3), an der zwei Räder (4) beweglich gelagert sind, auf. Zudem weist er jeweils einen Elektromotor (5) pro Rad (4), welcher über je ein Getriebe (6) und je eine Gelenkwelle (7) mit seinem Rad (4) verbunden ist, wobei jeder Elektromotor (5) dazu eingerichtet ist, je nach Fahrsituation generatorisch oder motorisch betrieben zu werden. Er weist wenigstens einen Energiespeicher (8) auf, welcher mit den Elektromotoren (5) verbunden ist. Er weist wenigstens eine Steuereinrichtung (9), welche dazu eingerichtet die Elektromotoren (5) anzusteuern. Er weist wenigstens eine Messeinrichtung (10), die dazu eingerichtet ist, eine Kraft zu ermitteln, die auf den Anhänger (1) ausgehend von dem Fahrzeug (2) einwirkt, auf. Er weist eine Detektionsvorrichtung (16) auf, welche dazu eingerichtet ist, die Antriebsart des Fahr-zeugs (2) zu ermitteln. Die Steuereinrichtung (9) des Anhängers (1) dazu eingerichtet ...

Rollstuhl

Allradangetriebenes Kraftfahrzeug

Vorrichtung mit einen Rohrquerträger

Allradangetriebenes Kraftfahrzeug

Ein allradangetriebenes Kraftfahrzeug mit mindestens zwei Achsen (A1, A2, A3) und einer elektrischen oder hydraulischen Antriebseinrichtung, die mehrere jeweils einem der Antriebsräder (R1, R2, R3, R4, R5, R6) zugeordnete und diese über ein Getriebe oder direkt antreibende, an eine elektrische oder hydraulische Energiequelle (EQ) angeschlossene Motoren (16.1, 17.1, 18.1, 19.1, 20.1, 21.1) aufweist. Die jeweils einer Radachse zugeordneten Motoren sind über schaltbare Quersperreinrichtungen (13.1, 14.1, 15.1) miteinander koppelbar, und mindestens ein Motor (17.1) einer Fahrzeugseite (R) ist über eine schaltbare Längssperreinrichtung (24.1) mit einem einer der anderen Radachsen (A2) zugeordneten Motor (18.1) der gleichen oder der anderen Fahrzeugseite koppelbar.

Powered unicycle device

A drive system for a skid steered vehicle

Drive unit for wheeled article

A drive unit 10A, for a wheeled article such as a wheelchair, comprises at least a first shaft 12a connectable with one or more wheels Ra, Rb of the wheeled article, at least a first electric motor 14a providing torque to the first shaft 12a, at least a first brake 18a and at least a first clutch 16a arranged in a torque transmission path between the first electric motor 14a and the shaft 12a. In another embodiment two motors 14a, 14b having shafts 12a, 12b which are connectable to the wheels Ra, Rb via clutches 16, 16b. The motors 14a, 14b are coaxially arranged and are simultaneously slidable, via actuator unit 32, along an axis so as to engage clutches 16a, 16b. Actuator unit 32 may comprises a crank mechanism which converts rotational movement of a servo motor into sliding movement of the motors 14a, 14b. A control unit (computer unit) 22 controls operation of the motors, brakes and clutches. The motors are independently controlled so that the clutches do not require switching for independent ...

WHEEL DRIVE ARRANGEMENT

ELECTRICAL WHEEL HUB DRIVE SYSTEM

VEHICLE FLOOR CONNECTION WITH A WHEEL AND A IN IT INTEGRATED SUSPENSION

DRIVE FOR A CORRIDOR PROMOTION VEHICLE

Bogie chassis

Bogie-Fahrwerk mit einem Achsträger (1), an dem ein erster und ein zweiter Pendelarm (2, 3) pendelnd gelagert sind, an denen jeweils wenigstens zwei Räder mit Felgen (4 -6 )montiert sind, wobei an wenigstens einer Felge (4) des ersten Pendelarms (2) ein Zahnkranz (11) gehaltert und auf dem ersten Pendelarm ein Hilfsantrieb (9) mit einem Antriebsritzel (10) befestigt ist, wobei der Hilfsantrieb (9) zwischen einer ersten Stellung, in der das Antriebsritzel (10) mit dem Zahnkranz (11) in Eingriff steht, und einer zweiten Stellung, in der das Antriebsritzel (10) außer Eingriff mit dem Zahnkranz (11) steht, verstellbar ist.

Bogie chassis

Bogie-Fahrwerk mit einem Achsträger (1), an dem ein erster und ein zweiter Pendelarm (2, 3) pendelnd gelagert sind, an denen jeweils wenigstens zwei Räder mit Felgen (4 -6 )montiert sind, wobei an wenigstens einer Felge (4) des ersten Pendelarms (2) ein Zahnkranz (11) gehaltert und auf dem ersten Pendelarm ein Hilfsantrieb (9) mit einem Antriebsritzel (10) befestigt ist, wobei der Hilfsantrieb (9) zwischen einer ersten Stellung, in der das Antriebsritzel (10) mit dem Zahnkranz (11) in Eingriff steht, und einer zweiten Stellung, in der das Antriebsritzel (10) außer Eingriff mit dem Zahnkranz (11) steht, verstellbar ist.

DRIVE ARRANGEMENT, IN PARTICULAR FOR COMMERCIAL MOTOR VEHICLES

ELECTROMECHANICAL DIFFERENTIAL MODULE FOR A WHEELED VEHICLE AND WHEELED VEHICLE WITH SUCH A DIFFERENTIAL MODULE

SWITCHING MECHANISM AND ASSOCIATED SWITCHING PROCEDURE INTEGRATED PROPELLING RANK WITH A IN THE WHEEL

ELECTRICALLY PROPELLED VEHICLE

Motor vehicle

Advanced composite hybrid-electric vehicle

ELECTRIC UTILITY TERRAIN VEHICLE

A utility task vehicle (UTV) includes a frame having frame rails and a battery assembly positioned laterally between the frame rails. The battery assembly includes a battery housing and a battery array having a plurality of battery cells. The battery array is positioned within the battery housing and the battery assembly provides support for or is located under a floor of a cabin of the utility task vehicle.

TENSIONER FOR A SUSPENSION SWING ARM

A swing arm suspension for suspending a rear drive wheel in a three-wheeled electric vehicle has an adjustable arm which allows the tension on the drive belt to be easily adjusted for installing or removing the drive belt or adjusting tension for operation.

THREE-WHEELED VEHICLE HAVING NON-AXIAL DRIVE

A three-wheeled vehicle includes a chassis, a first wheel rotatably connected to the chassis, the first wheel having a first perimeter, a first diameter and a first geometric center, a second wheel rotatably connected to the chassis, the second wheel having a second perimeter, a second diameter and a second geometric center, a first motor and a second motor, a first drive and a second drive gear, a first plurality of teeth disposed about the first wheel and mechanically engaged with the first drive gear at a location closer to the first perimeter than to the first geometric center, a second plurality of teeth disposed about the second wheel and mechanically engaged with the second drive gear at a location closer to the second perimeter than to the second geometric center, a mount rotatably connected to the chassis and a third wheel rotatably connected to the mount.

WHEEL FOR A VEHICLE

A wheel for a vehicle is provided. The wheel has a rim configured for mounting a tire thereto. The wheel also has a rotary drive member that is integrally connected to the rim. The drive member is configured to be operatively connected to a motor of the vehicle.

MULTI-WHEEL TRANSMISSION

The present disclosure includes a transmission comprising a first wheel assembly including a first wheel, a first drive gear coupled to the first wheel such that driving the first drive gear causes a corresponding rotation of the first wheel, and a first motor coupled to the first drive gear to drive the first drive gear. The transmission also includes a second wheel assembly that includes, a second wheel, a second drive gear coupled to the second wheel such that driving the second drive gear causes a corresponding rotation of the second wheel, and a second motor coupled to the second drive gear to drive the second drive gear.

HYBRID AXLE ASSEMBLY FOR A MOTOR VEHICLE

An axle assembly for an electric or hybrid vehicle includes electrically powered drive motors for respectively driving vehicle wheels. The axle assembly preferably includes a dual motor arrangement, wherein two electric motors are arranged end- to-end. Each motor includes an inverter that is directly connected to its respective motor, and includes a gearbox assembly coupled between an output of the motor and a corresponding constant-velocity (CV) joint operatively connected to a wheel. The inboard ends of the motors are secured to opposite faces of a cooling manifold wherein the cooling manifold maintains the motors in axial alignment. The cooling manifold plate is positioned between an inboard end of each of the motor housings, and the cooling manifold plate axially aligns the first and second motors. Further, each motor drives its respective gearbox assembly, which includes a gear reduction and clutch mechanism having a brake band assembly that is selectively operable to disconnect the ...

HYDRAULIC MOTOR-PUMP WITH FIXED OR VARIABLE DISPLACEMENT

The invention concerns an hydraulic motor pump (1) having a fixed or variable cylinder capacity and comprising a central motor pump rotor (3) in which is disposed an hydraulic cylinder (14), the rotor (3) being in sealed contact with an input-output distributor (43) connecting the cylinder (14) to a motor pump frame (2) whilst an hydraulic piston (13) moves in the cylinder (14) in order to push, by means of an hydraulic piston guided tappet (18), a tangential arm (22) articulated in the central rotor (3) and a tangential arm anti-friction roller (28), on a peripheral motor pump rotor (29) which is synchronized for rotation with the central motor pump rotor (3).

STEERING AND DRIVE ASSEMBLY

A drive and steering unit for driving and steering a load support comprises, in one embodiment, a steering assembly including a steering gear attached to a wheel housing and engaged with the steering power system, the steering gear being rotatable about an axis in response to actuation of the steering assembly, a drive assembly connected to the steering gear, and a drive power system coupled to the drive assembly and movable with the steering gear. In an alternate embodiment, the steering assembly is connected to the wheel through a steering gear attached to a slewing ring that supports the drive assembly and is rotatable with the drive assembly.

COUPLING DEVICE BETWEEN LEFT AND RIGHT WHEELS OF A VEHICLE

A coupling device between left and right wheels of a vehicle includes a differential gear, a driving source, a first power transmission system and a pair of second and third power transmission systems. The differential gear has a first rotational element and second and third rotational elements, one of which rotates forward, the other of which rotates in reverse. The driving source is coupled to the first rotational element. The first transmission system couples the second rotational element to the left or right wheel. The second and third power transmission systems couple the third rotational element to the other wheel. The gear ratio of the third power transmission system differs from the gear ratios of the first and second power transmission systems which are equal to each other.

Forecarriage engine-director to two motors for electric motor vehicles, does not react on the direction, when the power supplied to the two drive wheels is not equal

Triebfahrgestell, insbesondere für Trolleybusse und ähnliche Fahrzeuge.

Electric independent wheel drive

The independent wheel drive is universal in its application to one or more wheels of an electric vehicle, whether at the front or rear, by virtue of its simple, inexpensive and very compact construction with its high power transmission efficiency. The exchangeable motor (1) is mounted on one side of a lightweight profiled supporting element (7), while the driving wheel (13) is mounted on the other side. A single-stage direct transmission with a high reduction ratio is formed by a pinion (3) seated on the motor shaft and by a gear ring (4) integrated into the wheel rim. The supporting element simultaneously forms a protective cover for the gear ring. For uniform and quiet running, it is preferable to use a helical gear ring made of plastic. The independent wheel drive can be secured on the vehicle chassis by means of a simple, adjustable suspension device with an exchangeable rubber cushion. A large ground clearance is achieved. ...

Electrical individual wheel drive for a wheelchair.

Der elektrische Einzelradantrieb weist ein Getriebegehäuse auf, in dem zentrisch eine Achse (3) angeordnet ist, auf welcher ein Laufrad des Leichtfahrzeuges gelagert ist. Am Getriebegehäuse ist ein Elektromotor (5) befestigt, der eine exzentrische und parallel zur Achse (3) des Laufrades verlaufende Motorwelle aufweist, die zum Drehen des Laufrades über ein im Getriebegehäuse angeordnetes Getriebe (7) auf einen Innenzahnkranz (8) des Laufrades wirkt. Die Motorwelle weist ein Ritzel (15) auf, das wenigstens zwei Zähne besitzt, welche die Längsachse der Motorwelle schraubenförmig umlaufen. Vorzugsweise wirkt das Ritzel (15) direkt oder über zwei Hilfszahnräder (16) auf den Innenzahnkranz (8), wobei die Achsen der zwei Hilfszahnräder (16) parallel zur Achse der Motorwelle verlaufen. Der erfindungsgemässe Antrieb ermöglicht mit einem leichten und kleinen Motor eine hohe Untersetzung bei gleichzeitig hohem Wirkungsgrad.

Drive module for a vehicle.

Die Fig. 1 zeigt ein erfindungsgemässes Antriebsmodul 1 in einer perspektivischen Darstellung. Das Antriebsmodul 1 weist ein Gehäuse 2 auf, in dessen Innenraum die wichtigsten Antriebskomponenten des Antriebsmoduls 1 aufgenommen sind. Das Gehäuse 2 besteht aus einem Grundkörper 20 und einem Deckel 21. Der Deckel 21 ist wasser- und staubdicht mit dem Grundkörper 20 verbunden und verschliesst das Gehäuse 2. Der Grundkörper 20 ist L-förmig ausgebildet. Es besteht aus einem Hauptkörper 201, einem Verbindungsteil 202 und einem Radanschlusskörper 203. Am Radanschlusskörper 203 ist ein Antriebsrad 3 angeschlossen. Das Gehäuse 2 ist kompakt und von seiner Form her so angepasst, dass es einfach an ein Zweirad montiert werden kann.

A drive device for a motor vehicle, comprising in particular a small-sized vehicle.

Die Erfindung betrifft eine Antriebseinrichtung für Kleinlastfahrzeuge, die auch zum Ausführen von Reinigungs-, Schneeräumungs- und ähnlichen Spezialarbeiten einsetzbar sind. Sie setzt sich aus zwei in einer Radachsen-Einheit (1) des Fahrzeugs integrierten Elektromotoren (7 und 8) zusammen, welche die Achswellen (3, 4) der Radachsen-Einheit unabhängig voneinander antreiben und in den Kurven ihre Drehzahl in Abhängigkeit vom Lenkwinkel des Lenkeinschlags im Verhältnis zueinander regulieren. Die Antriebseinrichtung kann somit auch die Funktion eines Differentialgetriebes voll übernehmen, so dass das sonst übliche mechanische Differentialgetriebe mit Kegelrädern ganz entfällt.

Multi-pump unit, a twin pump unit and working vehicle

CONVEY HAS ELECTRIC DRIVE

Pour un véhicule qui peut être entraîné exclusivement au moyen d'une machine électrique (3), ou qui est réalisé sous forme de véhicule hybride, plusieurs systèmes d'essieu différents sont indiqués. Le véhicule présente un essieu avant (1) et un essieu arrière, ainsi qu'au moins un entraînement, qui comprend une machine électrique (3) pour l'entraînement d'au moins une roue (2) de l'un des essieux.

HUB MOTORIZES INCLUDING/UNDERSTANDING DECOUPLING AND CONNECTIONS.

L'invention concerne en particulier un moyeu motorisé (1) pour la motorisation électrique d'un essieu d'un véhicule automobile à traction hybride, ledit moyeu motorisé comprenant un moyeu (7) destiné à recevoir une roue (2), le moyeu étant monté rotatif par rapport à un porte-moyeu (5) selon un axe de moyeu (A), le moyeu motorisé comprenant une machine électrique de traction (3), la machine électrique comprenant un stator externe (32) lié au porte-moyeu et un rotor interne dont l'axe de rotation (R) est distant de l'axe de moyeu (A), le moyeu motorisé comprenant des moyens de réduction (4) agissant entre le rotor de la machine électrique et le moyeu, le moyeu motorisé comprenant des moyens de couplage/découplage aptes à adopter une position de couplage dans laquelle la rotation de la machine électrique est couplée à la rotation du moyeu et une position de découplage dans laquelle la rotation de la machine électrique est découplée de la rotation du moyeu, le moyeu motorisé étant caractérisé ...

Improvements with the transmissions of the vehicles

Dispositif d'entraînement en déplacement d'un engin automobile

Engin automobile tous terrains. Dispositif d'entraînement en déplacement d'un engin automobile, caractérisé en ce qu'il comprend : . un tambour cylindrique fixe porté par l'engin; . au moins un flasque monté tournant coaxialement au tambour et dont le diamètre est supérieur à celui du tambour; . un arbre moteur 8 d'entraînement du flasque; . et des roues satellites 12 de même diamètre portées par le flasque faisant saillie hors de la périphérie du flasque et coopérant avec la périphérie extérieure 14. Application aux engins forestiers.

CONNECTION ON THE GROUND FOR VEHICLE

ELECTRIC DRIVEN VEHICLE

TRANSMITTING, PARTICULARLY FOR WHEELED MACHINE, AND WHEELED MACHINE EQUIPPED WITH SUCH A TRANSMISSION

STANDARDIZED DRIVE AXLE FOR A MOTOR VEHICLE, COMPRISING ELECTRIC MACHINES

PROPULSION UNIT WITH TWO ELECTRIC MOTORS AND A GEARBOX WITH TWO-PASS OFFSET RATIOS

GROUP TRANSMISSION FOR A MOTOR VEHICLE

TRANSMITTING, PARTICULARLY FOR WHEELED MACHINE, AND WHEELED MACHINE EQUIPPED WITH SUCH A TRANSMISSION

La transmission (1) comprend, un boîtier (2), un premier moteur (41), un deuxième moteur (42), un premier et un deuxième arbres d'entrée (51, 52), aptes respectivement à être entrainés en rotation l'un (51), par le premier moteur (41), l'autre (52), par le deuxième moteur (42), deux mécanismes (71, 72) d'embrayage et deux réducteurs (91, 92), l'arbre (31, 32) de sortie est formé de deux sections d'arbre (31, 32) de sortie reliées entre elles de manière libre en rotation, les mécanismes (71, 72) d'embrayage sont équipés chacun d'un organe de commande d'embrayage actionnable par un utilisateur pour permettre, à l'état embrayé du premier mécanisme (71) d'embrayage, la transmission du mouvement de rotation du premier arbre d'entrée (51) à la première section d'arbre (31) de sortie et à l'état embrayé du deuxième mécanisme (72) d'embrayage, la transmission du mouvement de rotation du deuxième arbre d'entrée (52) à la deuxième section d'arbre (32) de sortie, et les réducteurs (91, 92) sont au ...

TOGETHER COMPRISING A WHEEL AND A SUSPENSION INTEGREE WITH THE WHEEL

L'ensemble de liaison au sol d'un véhicule automobile comporte un pneu 1 monté sur une jante 10. Ledit ensemble comporte un porte-roue 3 et un support 5 comprenant un organe de guidage 6 pour guider en translation relative le porte-roue par rapport au support 5. Le support comporte des tourillons 50 pour permettre le montage du support sur le châssis d'un véhicule. Le porte-roue est monté sur l'organe de guidage par l'intermédiaire d'un barreau 4 coulissant dans l'organe de guidage 6 grâce à huit galets 64 roulant sur des chemins de roulement tels que 41 et 42 aménagés sur le barreau 4. L'ensemble comporte un ressort 80 monté entre deux coupelles 81 et 82, ainsi qu'une machine électro-mécanique 87 susceptible d'être pilotée de façon à procurer la fonction " amortissement " ...

SANDING MACHINE AND CONTROL METHOD THEREOF

ELECTRICALLY DRIVEN TWO-WHEELED VEHICLE

INWHEEL MOTOR

DRIVING WHEEL STRUCTURE FOR MOTOR VEHICLE

A driving wheel structure (100) for a motor vehicle employing an in-wheel motor arrangement includes first (105) and second (108) electric motors for generating drive torques to rotate a wheel (102), a first support member attached to the vehicle body for supporting the first motor on a vehicle body, and a second support member attached to the vehicle body for supporting the second motor on the vehicle body. When the wheel (102) is rotated in one direction by the first motor (105), a reaction torque (Fl) is induced in the first support member by the drive torque of the first motor (105) that applies a downward bias force (Fl) to the wheel (102). When the wheel (102) is rotated in said one direction by the second motor (108), a reaction torque (F2) is induced in the second support member by the drive torque of the second motor that applies an upward bias force (F2) to the wheel (102). © KIPO & WIPO 2008 ...

DRIVE UNIT FOR A TRANSPORT SYSTEM AND TRANSPORT SYSTEM COMPRISING SAID DRIVE UNIT

The invention relates to a drive unit (12) for driving a transport platform (2) of a transport system, comprising a drive mounting (4), a chassis (3), the chassis (3) being mounted in the transport platform (2) by the drive mounting (4) so as to be steerable about a steering axis (5), further comprising at least two driving wheels (6) which are rotatably mounted in the chassis (3), the at least two driving wheels (6) being supplied with different drive torques and/or drive torques that work in the opposite direction and/or opposite rotational directions, the drive unit (1) being designed to steer the transport platform (2) when the at least two driving wheels (6) are supplied with different drive torques.

STEERING AND DRIVE ASSEMBLY

A drive and steering unit for driving and steering a load support comprises, in one embodiment, a steering assembly including a steering gear attached to a wheel housing and engaged with the steering power system, the steering gear being rotatable about an axis in response to actuation of the steering assembly, a drive assembly connected to the steering gear, and a drive power system coupled to the drive assembly and movable with the steering gear. In an alternate embodiment, the steering assembly is connected to the wheel through a steering gear attached to a slewing ring that supports the drive assembly and is rotatable with the drive assembly.

Throwable robot with clamshell body

A two wheeled throwable robot comprises an elongate chassis with two ends, a motor at each end, drive wheels connected to the motors, and a tail extending from the elongate chassis. A rear portion having a deep recess securing the pair of motors with brackets, and batteries with brackets. The forward part having a shallow recess with a printed circuit board secured therein having control circuitry. The wheels are less than six inches in diameter and the robot weighs less than five pounds.

Traction chain comprising a gear mechanism integrated in a wheel

Traction chain for an automobile vehicle, comprising a wheel support (K) which supports a rotating hub designed to receive a drive wheel (W) and which realizes a rotation axis for the said drive wheel, a rotating toothed wheel (3) having the same rotation axis as that of the said drive wheel, the toothed wheel meshing directly with the hub, an arrangement comprising at least two gear-wheels permanently engaged with the said toothed wheel, comprising an electric motor (M), and comprising a gear ratio change mechanism with a neutral position between ratios, controlled by a fork which is itself controlled by a motorized reduction unit 12. The mechanism comprises a direct mesh between the input shaft and one of the gear wheels, and comprises at least one other mechanical transmission path with a different reduction ratio from the direct mesh between the input shaft and the other gear-wheel.

Throw type compact reconnaissance robot

Provided is a throw-type compact reconnaissance robot, which is used for military purposes or counter-terrorism and is capable of ensuring a long operational time as well as drop safety by efficient spatial layout of a battery. The throw-type compact reconnaissance robot includes a cylindrical body (100) with a camera (140), drivers (200) made up of two tires (270) that are disposed on opposite sides of the body (100) and is drivable individually, and battery units (300) supplying power used to operate the robot and disposed in inner spaces of the tires (270) of the drivers (200) on the opposite outermost sides of the robot.

STAKED ROTOR CORE FOR RETAINING MAGNETS

Electric motors are disclosed. The motors are preferably for use in an automated vehicle, although any one or more of a variety of motor uses are suitable. The motors include lift, turntable, and locomotion motors. 1. A method of forming a rotor for use in a motor , said method comprising the steps of:(a) forming a core to define a plurality of arcuately spaced apart magnet-receiving slots;(b) inserting a plurality of magnets into corresponding ones of the slots; and(c) deforming the core along each of the slots to define a securement portion that extends along and projects radially into the corresponding slot to engage the respective magnet and thereby secure the respective magnet in the slot.2. The method as claimed in claim 1 ,step (a) including the steps of punching a plurality of laminations and stacking the laminations.3. The method as claimed in claim 2 ,step (c) including the step of stamping a selected number of the laminations so that the securement portion has a total axial extent that is less than the core axial height. This is a divisional application of U.S. application Ser. No. 15/047,265, filed Feb. 18, 2016, entitled STACKED ROTOR CORE FOR RETAINING MAGNETS which claims priority from U.S. Provisional Patent Application No. 62/117,810, filed Feb. 18, 2015, and entitled LOCOMOTION GEARMOTOR FOR AUTOMATED GUIDED VEHICLE; U.S. Provisional Patent Application No. 62/153,985, filed Apr. 28, 2015, and entitled INTEGRATED MOTOR AND CONTROL FOR AUTOMATED GUIDED VEHICLE; and U.S. Provisional Patent Application No. 62/206,109, filed Aug. 17, 2015, and entitled GEARMOTOR FOR AUTOMATED GUIDED VEHICLE AND THE LIKE, the entire disclosure of each of which is hereby incorporated by reference herein.The present application is filed contemporaneously with U.S. patent application Ser. No. 15/047,244, entitled TRACTION MOTOR ASSEMBLY WITH GEAR-INTERCONNECTED WHEEL AND OUTPUT SHAFT, filed Feb. 18, 2016; U.S. patent application Ser. No. 15/047,249, entitled ELECTRIC MOTOR ...

IN-WHEEL MOTOR POWERTRAIN

An in-wheel motor powertrain includes an input gear directly connected to a motor; an output gear disposed parallel to the input gear; an intermediate gear integrally and concentrically provided with a first gear meshed with the input gear and a second gear meshed with the output gear having a pitch circle diameter different from that of the first gear; a planetary reduction mechanism of which one of three rotating elements is concentrically connected to the output gear and another one of the three rotating elements is connected to a wheel hub. 1. An in-wheel motor powertrain comprising:an input gear directly connected to a motor;an output gear disposed in parallel to the input gear;at least one intermediate gear including a first gear and a second gear integrally and concentrically coupled to the first gear, the first gear being meshed with the input gear, and the second gear being meshed with the output gear having a pitch circle diameter different from that of the first gear; anda planetary reduction mechanism including three rotating elements,wherein one of the three rotating elements is concentrically connected to the output gear and another of the three rotating elements is connected to a wheel hub.2. The in-wheel motor powertrain of claim 1 , wherein the first gear has the pitch circle diameter larger than that of the input gear claim 1 , and the second gear has the pitch circle diameter smaller than those of the first gear and the output gear.3. The in-wheel motor powertrain of claim 2 , wherein the at least one intermediate gear includes two or more intermediate gears that are installed in parallel between the input gear and the output gear.4. The in-wheel motor powertrain of claim 1 , wherein the planetary reduction mechanism is a single-pinion simple planetary gear device comprising a sun gear connected concentrically to the output gear claim 1 , a ring gear fixed to a housing claim 1 , and a carrier connected to the wheel hub.5. The in-wheel motor ...

PRESSURE ACCUMULATOR

The fixed or variable displacement hydraulic motor-pump (1) includes a motor-pump central rotor (3) in which a hydraulic cylinder (14) is arranged, the rotor (3) being in sealed contact with an input-output spool valve (43) connecting the cylinder (14) with a motor-pump frame (2) while a hydraulic piston (13) moves in the cylinder (14) to push, using a hydraulic piston guided plunger (18), a tangential arm (22) articulated in the central rotor (3), and a tangential arm antifriction roller (28) on a motor-pump peripheral rotor (29) synchronized in rotation with the motor-pump central rotor (3).

MOTOR DRIVE CONTROL DEVICE

A motor drive control device is capable of reducing gear rattling noise generated in a speed reducer without increasing size of the speed reducer and the number of components. A motor ECU controls a motor to generate a reverse set torque (Tn) when a target torque (T*) is reversed (at a time t). The motor ECU sequentially calculates a backlash (B) in a counter gear mechanism, and sets a time period (D) in which the reverse set torque (Tn) is generated by the motor and a time period (D) in which a return set torque (Tp) is generated by the motor so that the backlash (B) at a current time becomes equal to a time integrated value (corresponding to an area A) of an estimated relative velocity (V−V) until a time of reabutment. 1. A motor drive control device to be mounted in an in-wheel motor driven automobile comprising a motor and a speed reducer installed inside a wheel , the in-wheel motor driven automobile being configured to transmit a torque of the motor to the wheel through an intermediation of the speed reducer , the motor drive control device being configured to control driving of the motor in accordance with a target torque ,the motor drive control device comprising:relative-position detection means for detecting a relative position between a tooth of an input-side gear and a tooth of an output-side gear included in the speed reducer; andmotor-speed control means for reducing a rotation speed of the motor when a direction of the target torque is reversed from a first direction to a second direction and for increasing the rotation speed of the motor at timing determined based on the relative position in a middle of an idling time period in which the input-side gear rotates in the second direction relative to the output-side gear due to a backlash present between the input-side gear and the output-side gear, to thereby lower an approach velocity at which the tooth of the input-side gear approaches the tooth of the output-side gear.2. A motor drive control device ...

DEVICE FOR MOVING TRAILERS

A device for moving trailers (the device) enables anyone to easily maneuver and guide and park precisely in a specific location a trailer such as camper, utility, boat, horse or any other type of a tow behind a vehicle trailer without being attached to a vehicle. The device allows anyone to drive a parked trailer from its parked location to the towing vehicle with precise alignment to the ball hitch of the towing vehicle. The device is self-powered for the purpose of lifting and or lowering the trailer hitch on or off the hitch ball of the towing vehicle and a hydraulic pump and reservoir and a pair hydraulic motors for the forward and reverse movement and the left and right steering. The device is controlled with a wireless hand held remote through a Bluetooth operation system and or a phone application, which can be downloaded onto your smart phone.

ELECTRIC ALL-WHEEL DRIVE TWO SPEED WITH SPLIT DOUBLE REDUCTION PLANETARY

A number of variations may include a product comprising an electrical machine operatively connected to a driveline module comprising a gear train having a fixed gear ratio, a first planetary gear set having multiple gear ratios operatively connected to the gear train, a second planetary gear set having a fixed gear ratio operatively connected to the first planetary gear set, and a synchronizer operatively connected to the first planetary gear set and which is positioned between the first and second planetary gear set; a differential operatively connected to the second planetary gear set; wherein the electrical machine selectively transmits power to the differential through the gear train, first planetary gear set, synchronizer, and second planetary gear set, and wherein the synchronizer is constructed and arranged to shift the driveline module into a high, low, and a neutral mode through placement of a ring gear of the first planetary gear set. 1. A product comprising: an electrical machine operatively connected to a driveline module comprising a gear train having a fixed gear ratio , a first planetary gear set having multiple gear ratios operatively connected to the gear train , a second planetary gear set having a fixed gear ratio operatively connected to the first planetary gear set , and a synchronizer , wherein the synchronizer is operatively connected to the first planetary gear set and is positioned between the first planetary gear set and the second planetary gear set; a differential operatively connected to the second planetary gear set; wherein the electrical machine selectively transmits power to the differential through the gear train , the first planetary gear set , the synchronizer , and the second planetary gear set , and wherein the synchronizer is constructed and arranged to shift the driveline module into a high range mode , a low range mode , and a neutral mode through placement of a ring gear of the first planetary gear set.2. The product of ...

Electric wheel drive apparatus

An apparatus having electric wheels comprises a pair of left and right wheels (2), rotary electric machines (7), i.e. motors, for individually driving these wheels (2), and a control unit (12) for operating the motors (7). The motors (7) each have a rotation axis offset from that of the wheel (2), drive the same one wheel of the pair, and are arranged at positions distanced in the radial direction of the axle by the same length, and on the same plane normal to the axial direction of the axle, being apart from each other in the circumferential direction of the axle with a predetermined angle therebetween. In a preferred mode, power is transmitted from the motors (7) to a single wheel (2) through a belt-type transmission mechanism (9) incorporated in the wheel. Responsive and fine driving power control can be performed without sacrificing the cabin space, thereby providing a vehicle having excellent responsiveness, degree of freedom and reliability.

Double wheel drive module

Die Erfindung betrifft ein Doppelrad-Antriebsmodul (1) zum Antreiben von zwei um miteinander fluchtende Drehachsen (2, 3) drehbaren, axial voneinander beabstandet angeordneten Fahrzeugrädern, die im bestimmungsgemäßen Zustand an diesem angeordnet sind, wobei zum Antreiben jedes Fahrzeugrads ein Traktionsmotor (4, 8), dessen Motorwelle parallel zu den Drehachsen (2, 3) angeordnet ist, ein Getriebe (5, 9), dessen Eingangswelle mit der Motorwelle des Traktionsmotors (4, 8) verbunden ist und dessen Ausgangswelle mit den Drehachsen (2, 3) fluchtet, und ein weiteres Getriebe (6, 10) vorgesehen sind, dessen Eingangswelle mit der Ausgangswelle des ersten Getriebes (5, 9) verbunden ist und dessen um eine gemeinsame Drehachse mit der Eingangswelle drehende Ausgangswelle zur Aufnahme des ersten Fahrzeugrads ausgebildet ist.

DRIVE MECHANISM, ESPECIALLY FOR BUSES

The invention relates to an electrically driven vehicle with single wheel drives (7) belonging to each driving wheel (18), each single wheel drive (7) being located in front of or behind the driving wheel (18) in the direction of travel. The single-wheel drive (7) is connected to the driving wheel (18) by means of a spur gear chain (8), the housing of said spur gear chain (8) forming a part of the suspension (4, 5, 6) of the axle (1) supporting the driving wheel, as a twist beam (2). An advantage of the invention is that the single-wheel drive (7) is located in close proximity to the twist beam (2) head (3), between said beam head (3) and the driving wheel (18), in order to reduce dynamic forces of inertia. The wheel arrangement can be provided as a rigid axle (1) or as a single-wheel suspension (24). The brake actuater (15) may be located outside the range of the driving wheel (18). The single-wheel drive (7) can be constructed from several small electric motors acting upon the spur gear ...

VEHICLE, ESPECIALLY AGRICULTURAL APPLIANCE, WITH A SWIVELLING DEVICE

DUAL-ELECTRIC-MOTOR DRIVING SYSTEM

電気トラクションユニットを有する電動ハブ

STRUCTURE OF TRANSFER DEVICE FOR FORK LIFT

PROBLEM TO BE SOLVED: To provide a structure of a transfer device for a fork lift capable of easily forming a mast support part even in a narrow space by improving arrangement of a power transmission system reaching a front wheel drive part of first and second axles from first and second motors through a speed reduction device and a wet type brake device in a battery drive type fork lift. SOLUTION: The structure of the transfer device for the fork lift is constituted such that a spur gear speed reduction device for performing first deceleration of the first and second motors and a speed reduction spur gear, i.e., an output side of the spur gear speed reduction device are provided between the first and second motors and left front wheel drive part of the first and second axles so as to be concentric to a center of the second axle, the wet type brake device is provided at an inner side of the speed reduction spur gear so as to be concentric to the speed reduction spur gear, an input gear ...

ОСЬ УПРАВЛЯЕМЫХ КОЛЕС ДЛЯ СЕЛЬСКОХОЗЯЙСТВЕННОГО ТРАНСПОРТНОГО СРЕДСТВА И СЕЛЬСКОХОЗЯЙСТВЕННОЕ ТРАНСПОРТНОЕ СРЕДСТВО

Изобретение относится к оси управляемых колес для сельскохозяйственных транспортных средств. Транспортное средство содержит два приводных двигателя (20, 21)для двух рабочих колес по обеим сторонам оси (1) управляемых колес. Два приводных двигателя (20, 21) расположены рядом друг с другом по центру между рабочими колесами, а с каждой стороны предусмотрен механический приводной механизм, расположенный между приводным двигателем (20, 21) и ступицей (16) колеса. Достигается повышение надежности. 2 н. и 9 з.п. ф-лы, 4 ил.

МОТОР-КОЛЕСО ТРАНСПОРТНОГО СРЕДСТВА И ТРАНСПОРТНОЕ СРЕДСТВО С ТАКИМ МОТОР-КОЛЕСОМ

Изобретение относится к мотор-колесам. Мотор-колесо для транспортного средства содержит колесо со ступицей и ступичным подшипником, электродвигатель, в корпусе которого размещен статор и ротор с валом. Также имеется демпфирующая конструкция, установленная между ступицей и несущим элементом транспортного средства, для вертикального перемещения колеса относительно несущего элемента и демпфирования такое перемещения. Понижающая передача мотор-колеса передает движение от электродвигателя к ступице и содержит корпус, входное звено и выходное звено, взаимодействующие между собой. Входное звено размещено на валу ротора. Выходное звено содержит выходной вал, установленный параллельно валу ротора и соединенный со ступицей с образованием неподвижного соединения. Корпус понижающей передачи неподвижно соединен с корпусом электродвигателя и установлен в ступице колеса с возможностью поворота относительно нее. Корпус электродвигателя соединен с демпфирующей конструкцией с возможностью перемещения относительно ...

ТАНГЕНЦИАЛЬНЫЙ ЭЛЕКТРОМЕХАНИЧЕСКИЙ ПРИВОД ЭЛЕКТРОТРАНСПОРТА

Полезная модель относится к области транспортной техники, в частности к созданию эффективных тяговых электромеханических приводов для электромобилей. Тангенциальный электромеханический привод электротранспорта представляет собой асинхронный электродвигатель переменного тока 1 (может быть электродвигатель постоянного тока или мотор-колесо), вращение от которого передается через шестерни 3 и 7 зубчатой передачи непосредственно на обод 5 ведущего колеса. Движение электромобиля осуществляется ведущими колесами, которые расположены на неподвижной оси в свободном вращении через подшипниковый узел. Передача крутящего момента напрямую на обод ведущего колеса, а не через понижающий редактор, дифференциал и вращающиеся полуоси позволяет при сохранении известных скоростных характеристик снизить мощность электродвигателей, в том числе и за счет снижения потерь на трансмиссию. При этом упрощается конструкция привода, убираются потери на трение в трансмиссии ввиду отсутствия редуктора и дифференциала ...

Внутриколесный узел с двигателем

Изобретение относится к внутриколесному узлу с двигателем. Внутриколесный узел (1) с двигателем содержит корпус (10), двигатель (20), редуктор (30), содержащий вращающуюся деталь (34), и выходной вал (36), прикрепленный к вращающейся детали (34) и проходящий в корпус (10), проходя за пределы корпуса в осевом направлении наружу, и подшипник (40) ступицы, содержащий подшипниковую часть (42) и ступичную часть (44), объединенную с подшипниковой частью (42). Часть выходного вала (36) поддерживается только подшипниковой частью (42). Часть (42) подшипниковой части расположена внутри корпуса (10). Внутри этой части расположен первый уплотнительный элемент (50), который герметично закрывает зазор между внутренним кольцом (40a) и наружным кольцом (40b). Достигается повышение надежности. 4 з.п. ф-лы, 3 ил.

Способ эксплуатации трансмиссии автотранспортного средства, а также трансмиссия для автотранспортного средства

Изобретение относится к трансмиссиям транспортных средств. В способе эксплуатации трансмиссии автотранспортного средства, которая может переключаться между двухколесным и четырехколесным приводом, во время движения, посредством электронного вычислительного устройства, определяется потребный момент времени, не позднее которого должно быть закончено переключение из одного рабочего состояния в соответственно другое рабочее состояние. Потребный момент времени лежит относительно определения потребного момента времени в будущем. В зависимости от определенного потребного момента времени переключение из одного рабочего состояния в другое рабочее состояние начинается в предшествующий во времени потребному моменту времени начальный момент времени таким образом, чтобы переключение было закончено не позднее указанного потребного момента времени. Совершенствуется управление трансмиссией. 2 н. и 8 з.п. ф-лы, 3 ил.

ОСЬ УПРАВЛЯЕМЫХ КОЛЕС ДЛЯ СЕЛЬСКОХОЗЯЙСТВЕННОГО ТРАНСПОРТНОГО СРЕДСТВА (ВАРИАНТЫ) И СЕЛЬСКОХОЗЯЙСТВЕННОЕ ТРАНСПОРТНОЕ СРЕДСТВО

... 1. Ось (1) управляемых колес для сельскохозяйственных транспортных средств, в частности, самоходных уборочных машин, тракторов и подобных транспортных средств, содержащая, по меньшей мере, два приводных двигателя (20, 21), по меньшей мере, для двух рабочих колес по обеим сторонам оси (1) управляемых колес, отличающаяся тем, что, по меньшей мере, два приводных двигателя (20, 21) расположены друг рядом с другом, по существу, по центру между рабочими колесами, а с каждой стороны предусмотрен механический приводной механизм (29, 33, 34), расположенный между приводным двигателем (20, 21) и рабочим колесом.2. Ось по п.1, отличающаяся тем, что, по меньшей мере, два приводных двигателя (20, 21) закреплены на общем элементе (2) центральной оси.3. Ось по п.2, отличающаяся тем, что элемент (2) центральной оси содержит опорное устройство (3), посредством которого вся ось (1) управляемых колес может крепиться на транспортном средстве с возможностью раскачки.4. Ось по п.2, отличающаяся тем, что между ...

Elektrofahrzeug, Kraftfahrzeug, Aufnahmevorrichtung und Verfahren zum Betrieb des Elektrofahrzeugs

Die Erfindung betrifft ein Elektrofahrzeug (1), das eine Aufnahmevorrichtung (8) aufweist, die an der Karosserie (4) lösbar befestigt und/oder im Inneren der Karosserie (4) angeordnet ist, wobei die Aufnahmevorrichtung (8) zumindest ein Haltemittel (9) zur Aufnahme eines Kraftfahrzeugs (10) mit einer Brennkraftmaschine und eine Übertragungseinrichtung, mittels der die von der Brennkraftmaschine erzeugte Energie für die Antriebseinrichtung (3) und/oder für die Erwärmung des Fahrgastraums (5) des Elektrofahrzeugs (1) nutzbar ist, umfasst. Weiterhin betrifft die Erfindung ein Kraftfahrzeug (10) gemäß Anspruch 2, eine Aufnahmevorrichtung (8) gemäß Anspruch 3 und ein Verfahren gemäß Anspruch 8.

Antriebssystem für ein Fahrzeug

Antriebssystem für ein Fahrzeug, mit einem Elektromotor, welcher mindestens einen ringförmigen einen zylinderförmigen Raumbereich umschließenden Wickelkopf umfasst, und einem Zweigangkuppelgetriebe.

KÜHLVORRICHTUNG FÜR EINEN IN-WHEEL-MOTOR UND DEREN STEUERUNGSVERFAHREN

Kühlvorrichtung (1) für einen In-Wheel-Motor (10) mit:einem Kühlkreislauf (20), der zum Bilden eines Ölfließwegs in einem In-Wheel-Motor (10) konfiguriert ist;einem Öltank (30), der mit dem Kühlkreislauf (20) verbunden ist und zum Zuführen von Öl an den Kühlkreislauf (20) oder zum Speichern von Öl aus dem Kühlkreislauf (20) konfiguriert ist;einem Ventil (40), das an einer den Kühlkreislauf (20) mit dem Öltank (30) verbindenden Leitung installiert ist und zum Steuern der Bewegung des Öls gemäß einem Steuersignal konfiguriert ist; undeinem Steuergerät (50), das zum Empfangen einer Fahrbedingung eines Fahrzeugs und einer Temperatur des In-Wheel-Motors (10) und zum Steuern des Betriebs des Ventils (40) und zum Einstellen der durch den Kühlkreislauf (20) fließenden Ölmenge konfiguriert ist,dadurch gekennzeichnet,dass das Ventil (40) aufweist:ein Einlassventil (42), das zum Steuern eines Ölflusses, der aus dem In-Wheel-Motor (10) zu dem Öltank (30) bewegt wird, konfiguriert ist; undein Auslassventil ...

Electric machine arrangement for transmitting moment to driven wheel of motor car, has side shaft arranged by which the moment is transferred to the driven wheel, and electric machine that is arranged adjacent to the side shaft

The electric machine arrangement (3) has electric machine through which moment (5) is generated. The side shaft is arranged by which the moment is transferred to the driven wheel. The electric machine is arranged adjacent to the side shaft. Independent claims are included for the following: (1) hybrid drive arrangement; (2) motor car; and (3) method for transferring moment to driven wheel of motor car.

Radaufhängung eines elektrischen Antriebs

Radaufhängung einer Vorrichtung mit einem Elektroantrieb eines Rades zur Unterstützung eines manuellen Bewegungsimpulses, aufweisend die folgenden Merkmale:- ein Verbindungsstück (P), welches:-- biegbar mit einem an der Vorrichtung (V) verbundenen Stützelement (T) befestigt ist,-- wobei das Stützelement (T) zumindest einen Teil des Gewichtes der Vorrichtung (V) abstützt,- der Elektroantrieb mindestens einen Elektromotor mit einem innenliegendem Stator (S) und einem außenliegendem Rotor (R) aufweist, wobei der Stator (S) fest mit dem Verbindungsstück (P) verbunden ist und das Verbindungsstück (P) aufgrund der nach unten wirkenden Gewichtskraft (G) der Vorrichtung (V) unter Abwesenheit einer senkrecht zur Gewichtskraft (G) wirkenden Schubkraft (D) selbsttätig eine Ausgangsposition einnimmt,- eine Steuerelektronik (SE, 7), die derart ausgestaltet ist, dass sie mit dem Elektroantrieb einer Auslenkung oder Verbiegung des Verbindungsstückes (P) entgegenwirkt.

Verfahren zum Umbau eines Fahrzeuges und Fahrzeug

Die Erfindung betrifft ein Fahrzeug und ein Verfahren zum Umbau eines Fahrzeuges, welches einen Frontmotor, der als ein Verbrennungsmotor ausgebildet ist, und einen Vorderradantrieb aufweist, und die Hinterräder mit Gelenkwellen für einen konventionellen Vierradantrieb vorbereitet ist. Gemäß der Erfindung wird zum Antrieb der Hinterräder mindestens ein Elektromotor vorgesehen. Der mindestens eine Elektromotor wird über mindestens eine Drehmoment-Übertragungseinrichtung mit den Gelenkwellen der Hinterräder verbunden. Eine Batterieeinheit wird zum Versorgen des mindestens einen Elektromotors mit elektrischer Energie angeordnet. Weiter wird eine Steuereinheit vorgesehen, welche mit einem Gaspedal in Wirkverbindung gesetzt wird und über welche eine Zuschaltung des mindestens einen Elektromotors ermöglicht wird.

Nutzfahrzeug, insbesondere LKW, mit mindestens einem Doppelachsaggregat

Die Erfindung betrifft Nutzfahrzeug, insbesondere einen Lastkraftwagen (LKW) oder einen Omnibus, mit mindestens einem Doppelachsaggregat. Das Doppelachsaggregat weist eine angetriebene erste Achse (9) und eine angetriebene zweite Achse auf, wobei die erste Achse (9) über einen mechanischen Antriebsstrang (4) antreibbar ist und die zweite angetriebene Achse (30; 40; 50; 60) von mindestens einem Hydromotor (20) eines hydrostatischen Antriebs antreibbar ist.

Electrically-operated two-wheeled vehicle

An electrically-operated two wheeled vehicle provided with a swing unit which pivotally supports a drive wheel WR. The swing unit includes: a first rotary electric machine having a first rotor; a second rotary electric machine having a second rotor; and a planetary gear mechanism which combines a rotational drive force of the first and second rotors to each other and transmits a product of rotational drive forces to a drive wheel WR in a state where a rotational speed is increased. The first and second rotary electric machines are arranged parallel to each other in the longitudinal direction of a vehicle such that an axis Ax 2 of the second rotor is positioned in front of an axis Ax 1 of the first rotor along the vehicle body. This arrangement prevents a height position of a lower surface of a swing unit from becoming excessively low.

Motor-Driven Hub Including an Electric Traction Machine

A motor-driven hub ( 1 ) for electrically driving an axle of a motor vehicle, said motor-driven hub including a hub ( 7 ) configured to receive a wheel ( 2 ), the hub ( 7 ) being rotatably mounted with respect to a hub carrier ( 5 ) about a hub axis (M), the motor-driven hub including an electric traction machine ( 3 ), the electric machine including an external stator ( 32 ) connected to the hub carrier and an internal rotor, the rotation of the rotor of the electric machine being permanently coupled to the rotation of the hub by means of reduction means ( 4 ), the reduction means ( 4 ) including a motor pinion gear ( 42 ) connected to the rotor of the electric machine and a crown gear ( 45 ) connected to the hub ( 7 ), the motor-driven hub also comprising mechanical disk braking means ( 12 ), wherein the reduction means include two stages of reduction and the brake disk is placed on the outside of the hub carrier with respect to the vehicle.

Electric motorcycle

An electric motorcycle includes a front wheel and front suspension, a rear wheel and rear suspension, an electric motor with a transmission that provides motive force to the rear wheel and a composite monocoque structure extending between the front suspension, and the rear suspension and motor, which house a plurality of electric batteries. The monocoque structure may include internal partitions to provide increased strength or stiffness, these partitions creating compartments to separate the batteries. The batteries are arranged in one or more rows, each row being aligned with the axis between the mounting of the front suspension on the monocoque structure and the mounting of the rear suspension and motor on the monocoque structure.

Steering axle for agricultural vehicles

A steering axle is provided for agricultural vehicles having at least two drive motors for at least two land wheels on either side of the steering axle disposed next to one another substantially in the center between the land wheels. A mechanical drive train between the drive motor and the wheel hub is provided on both sides.

Inner tube with film

The present invention discloses a type of secure and efficient wheel assembly using fluid or solid stuffing materials so as to minimize the blowout risks, a wheel rim transmission assembly, an energy exchanging arrangement used in transporting system, and a vehicle energy storage system, as well as corresponding methods for manufacturing and preparing such assemblies and arrangements in applications.

IN-WHEEL MOTOR VEHICLE DRIVE APPARATUS

An in-wheel motor vehicle drive device includes an electric motor driving a drive gear, and the drive gear provided with a gear portion configured to receive drive force of the drive gear and a first wall surface extending along a direction orthogonal to an extending direction of a rotation center axis of the gear portion, the first wall surface for forming a pump chamber. The in-wheel motor vehicle drive device further includes a hub configured to transmit the drive force to the wheel, and an oil pump driven by the electric motor. The oil pump includes an oil pump cover including a second wall surface facing the first wall surface of the pump chamber, and a pump rotator arranged at a space between the first wall surface of the driven gear and the second wall surface of the oil pump cover, the pump rotator integrally rotating with the driven gear. 2. The in-wheel motor vehicle drive device according to claim 1 , further comprisingouter teeth provided at the gear portion of the driven gear, the outer teeth meshing with the drive gear; andan oil path formed between the first wall surface of the driven gear and the oil pump cover, the oil path introducing the oil to the outer teeth of the driven gear.3. The in-wheel motor vehicle drive device according to claim 2 , wherein the gear portion of the driven gear includes a lubricating hole provided to penetrate the gear portion claim 2 , the lubricating hole communicating with the oil path.4. The in-wheel motor vehicle drive device according to claim 1 , wherein a first rotator attached to the driven gear; and', 'a second rotator attached to the oil pump cover so as to be rotatable therewith, the second rotator meshing with the first rotator; and, 'the pump rotator includes'}the oil pump is configured to introduce the oil to the pump chamber and to discharge the oil from the pump chamber by rotation of the second rotator in accordance with rotation of the first rotator.5. The in-wheel motor vehicle drive device according ...

LOW GRAVITY ALL-SURFACE VEHICLE

Vehicles are disclosed which have a lower center of gravity than existing all-terrain, amphibious, and unmanned ground vehicles due to the location of propulsion units and other vehicle components inside the wheels of the vehicle. The vehicles can climb over large obstacles yet are also able to corner at high speeds. The vehicles can be configured for direct manual operation or operation by remote control, and can also be configured for a wide variety of missions. 1. A vehicle comprising:a frame; and an axle extending through the inner volume and having one end positioned outside of the inner volume, the one end attached to the frame;', 'a propulsion unit supported within the inner volume by the axle and drivingly coupled to the wheel; and', 'a frame mount positioned within the inner volume and connected to the axle, the frame mount having a portion extending below an axis of the axle, which portion supports a control unit and an energy source for powering the propulsion unit and the control unit;, 'a plurality of self-contained motorized wheels, each wheel defining an inner volume and comprisingwherein the center of gravity of each self-contained motorized wheel is below the axis of the axle thereof.2. The vehicle of claim 1 , further comprising a mounting bar attached to the frame.3. The vehicle of claim 2 , further comprising at least one suspension element attached to the frame.4. The vehicle of claim 3 , wherein the at least one suspension element is operable to raise and lower the mounting bar.5. The vehicle of claim 2 , further comprising a stretcher attached to the mounting bar.6. The vehicle of claim 5 , further comprising a first camera mounted to a forward portion of the vehicle and positioned to capture imagery of an area in front of the vehicle and a second camera mounted above the stretcher and positioned to capture imagery of the stretcher.7. The vehicle of claim 2 , further comprising a cargo rack attached to the mounting bar.8. The vehicle of claim ...

POWERED UNICYCLE DEVICE

A powered unicycle device, comprising: a single wheel; a motor adapted to drive the wheel; a balance control system adapted to maintain fore-aft balance of the unicycle device by controlling the motor; at least one foot platform for supporting a user of the unicycle device; and a casing comprising at least two casing portions adapted to be movable between a closed configuration, in which the outer rim of the wheel is substantially covered, and an open configuration, in which at least a portion of the outer rim of the wheel is exposed for contacting a ground surface. 1. A powered unicycle device , comprising:a single wheel;a motor adapted to drive the wheel;a balance control system adapted to maintain fore-aft balance of the unicycle device;at least one foot platform for supporting a user of the unicycle device; anda casing comprising at least two casing portions adapted to be movable between a closed configuration, in which an outer rim of the wheel is substantially covered, and an open configuration, in which at least a portion of the outer rim of the wheel is exposed for contacting a ground surface.2. The powered unicycle device of claim 1 , further comprising an activating system adapted to move the casing from the closed configuration to the open configuration.3. The powered unicycle device of claim 2 , wherein the activating system comprises a handle.4. The powered unicycle device of claim 2 , wherein the activating system is responsive to an indication that the user intends to use the unicycle device.5. The powered unicycle device of claim 4 , wherein the indication is provided from at least one of: an accelerometer system detecting movement of the unicycle device; an input interface receiving a user input; movement of the activating system relative to the casing; one or more sensors; or actuation of a switch.6. The powered unicycle device of claim 3 , wherein the at least one foot platform is movable between a stowed position and an active position by ...

MULTI-WHEEL TRANSMISSION

The present disclosure includes a transmission comprising a first wheel assembly including a first wheel, a first drive gear coupled to the first wheel such that driving the first drive gear causes a corresponding rotation of the first wheel, and a first motor coupled to the first drive gear to drive the first drive gear. The transmission also includes a second wheel assembly that includes, a second wheel, a second drive gear coupled to the second wheel such that driving the second drive gear causes a corresponding rotation of the second wheel, and a second motor coupled to the second drive gear to drive the second drive gear. 1. A transmission comprising: a first wheel;', 'a first drive gear coupled to the first wheel such that driving the first drive gear causes a corresponding rotation of the first wheel; and', 'a first motor coupled to the first drive gear to drive the first drive gear;, 'a first wheel assembly including 'a second wheel of a size within ten percent of the first wheel;', 'a second wheel assembly including 'a second motor coupled to the second drive gear to drive the second drive gear.', 'a second drive gear coupled to the second wheel such that driving the second drive gear causes a corresponding rotation of the second wheel, the second drive gear a different size from the first drive gear by between approximately ten percent and two hundred percent; and'}2. The transmission of claim 1 , wherein the first drive gear drives the first wheel by driving a ring gear coupled to a rim of the first wheel.3. The transmission of claim 1 , wherein the first drive gear drives the first wheel via static friction between the first drive gear and a rim of the first wheel.4. The transmission of claim 1 , wherein the first motor is configured to rotate a first drive shaft at a first speed and the second motor is configured to rotate a second drive shaft at a second speed.5. The transmission of claim 1 , further comprising: a third wheel approximately the same ...

TRAVELING DEVICE

The present invention provides a traveling device including: a framework member of a vehicle body; at least one rail member being supported by the framework member and extending substantially horizontally; a battery supporting member that is mounted to be insertable into the vehicle body and extractable from the vehicle body by the rail member for supporting a battery; and at least one damper member being disposed between the rail member and the battery supporting member, wherein the damper member is attached above or below the rail member. 1. A traveling device comprising:a framework member of a vehicle body;at least one rail member being supported by the framework member and extending substantially horizontally;a battery supporting member that is mounted to be insertable into the vehicle body and extractable from the vehicle body by the rail member for supporting a battery; andat least one damper member being disposed between the rail member and the battery supporting member, whereinthe damper member is attached above or below the rail member.2. The traveling device according to claim 1 , whereinthe damper member is configured such that a spring constant in a Z direction out of X, Y, and Z directions is larger than those in the X and Y directions, and the damper member is attached in such a way that, in a plane perpendicular to an insertion-and-extraction direction of the battery supporting member, the Z direction of the damper member is inclined relative to the Z direction.3. The traveling device according to claim 1 , wherein the damper member is attached above the rail member.4. The traveling device according to claim 1 , whereinthe battery supporting member is disposed on the bottom part of the vehicle body for supporting the battery, andthe battery is replaceable.5. The traveling device according to claim 2 , whereinat least two damper members are attached in the insertion-and-extraction direction such that an inclination degree relative to the Z direction is ...

Axle Drive

An axle drive () for a motor vehicle axle includes at least a first drive unit (), a second drive unit (), and an output axle (). The first and second drive units () are arranged such that an overall center of gravity () of the axle drive () is situated proximate to a center of the output axle () and/or an axis of rotation of a vehicle wheel of the motor vehicle driven by the axle drive (). 18-. (canceled)91. An axle drive () for a motor vehicle axle , comprising:{'b': '2', 'a first drive unit ();'}{'b': '2', 'a second drive unit (); and'}{'b': '6', 'an output axle (),'}{'b': 2', '7', '1', '6', '1, 'wherein the first and second drive units () are positioned such that an overall center of gravity () of the axle drive () is situated proximate a center of the output axle () and/or an axis of rotation of a vehicle wheel driven by the axle drive ().'}101234. The axle drive () of claim 9 , wherein the first and second drive units () each include an electric machine () and a transmission ().1114. The axle drive () of claim 10 , wherein each of the transmissions () is a countershaft transmission or is a planetary transmission.1212324. The axle drive () of claim 9 , wherein the first and second drive units () each include an electric machine () claim 9 , and the first and second drive units () share a common transmission ().1314. The axle drive () of claim 12 , wherein the common transmission () is a countershaft transmission or is a planetary transmission.14126. The axle drive () of claim 9 , wherein the first and second drive units () are arranged symmetrically about the center of the output axle ().15126. The axle drive () of claim 9 , wherein the first and second drive units () are each arranged equidistant from the output axle ().16125526. The axle drive () of claim 9 , wherein each of the first and second drive units () comprises a respective input axle () claim 9 , and the input axles () of the first and second drive units () are arranged at the same height (z) as the ...

IN-WHEEL MOTOR DRIVE DEVICE

An in-wheel motor drive device includes: a wheel hub bearing portion having an inner ring integrally rotating with a wheel, an outer ring facing the inner ring via a radial gap, and a hub attachment arranged on a more outer diameter side than the outer ring and mounted and fixed to the outer ring; a motor portion driving the inner ring; a casing housing a rotation transmission path from a motor rotation shaft of the motor portion to the inner ring; a suspending bracket having an upper joining seat portion joinable with an upper side suspension member of a suspension device, a lower joining seat portion joinable with a lower side suspension member of the suspension device, and an intermediate portion connecting the upper joining seat portion and the lower joining seat portion; and fixing means for mounting and fixing the suspending bracket to the hub attachment. 1. An in-wheel motor drive device , comprising:a wheel hub bearing portion having an inner ring integrally rotating with a wheel, an outer ring facing the inner ring via a radial gap, a plurality of rolling elements interposed in the radial gap, and a hub attachment arranged on a more outer diameter side than the outer ring and mounted and fixed to the outer ring;a motor portion driving the inner ring;a casing housing a rotation transmission path from a motor rotation shaft of the motor portion to the inner ring;a suspending bracket having an upper joining seat portion and a lower joining seat portion joinable with a suspension device and an intermediate portion connecting the upper joining seat portion and the lower joining seat portion; andfixing means for mounting and fixing the suspending bracket to the hub attachment.2. The in-wheel motor drive device according to claim 1 , wherein:the casing is interposed between the hub attachment and the suspending bracket;the suspending bracket has a protruding portion extending towards the wheel hub bearing portion and coming into contact with the hub attachment; ...

ELECTRIC MOTOR REGENERATED ENERGY MANAGEMENT METHOD

A system and method of managing power for an electric motor drive system is provided, where at least two electric motor drives are connected to a common power bus, each of the electric motor drives connected to at least one electric motor. A voltage of the common power bus is monitored, and upon the voltage of the common power bus exceeding a prescribed threshold voltage it is determined which of the at least two electric motor drives is operating in a mode other than a regeneration mode. The electric motor drive operating in a mode other than a regeneration mode is commanded to drive the connected motor into a load to dissipate the regenerated energy. 1. An electric motor drive system powered by a common power bus , comprising:a first motor drive electrically coupled to the common power bus;a second motor drive electrically coupled to the common power bus, the second motor drive independently operable from the first motor drive;a first electric motor electrically connected to the first motor drive;a second electric motor electrically connected to the second motor drive;a sensor operatively coupled to the common power bus and operative to provide a bus voltage measurement of the common power bus; anda controller operatively coupled to the sensor to receive the bus voltage measurement and operatively coupled to the first and second motor drives to control operation of the respective first and second electric motors, the controller configured tomonitor the bus voltage measured by the sensor,upon the bus voltage exceeding a prescribed threshold voltage, determine which one of the first motor drive or second motor drive is operating in a mode other than a regeneration mode; andcommand the motor drive determined to be operating in a mode other than a regeneration mode to drive the connected motor into a load to dissipate regenerated energy.2. The system according to claim 1 , wherein the controller is configured to command the motor drive operating in a mode other than ...

BRAKING STRUCTURE FOR IN-WHEEL MOTOR DRIVE DEVICE

A braking structure for an in-wheel motor drive device includes: an in-wheel motor drive device including a wheel hub bearing unit () and a motor unit, the wheel hub bearing unit () including an outer ring () connected to a road wheel (W) and a brake rotor (BR), inner rings () disposed coaxially with the outer ring (), and a plurality of rolling elements () arranged in annular clearance between the outer ring and the inner rings, and the motor unit being configured to drive the outer ring; a carrier member () coupled to a vehicle body-side member and attached to and fixed to an inner fixing member () for the inner rings (); and a brake caliper bracket () that has its inner end () connected to the carrier member () and that supports a brake caliper () at its outer end (). 1. A braking structure for an in-wheel motor drive device , comprising:an in-wheel motor drive device including a wheel hub bearing unit and a motor unit, the wheel hub bearing unit including a rotating ring connected to a wheel and a member to be braked, a stationary ring disposed coaxially with the rotating ring, and a plurality of rolling elements arranged in annular clearance between the rotating ring and the stationary ring, and the motor unit being configured to drive the rotating ring;a carrier member coupled to a vehicle body-side member and attached to and fixed to the stationary ring; anda braking mechanism support provided on the carrier member and supporting a braking mechanism configured to press and brake the member to be braked.2. The braking structure for an in-wheel motor drive device according to claim 1 , whereinthe rotating ring is an outer ring,the stationary ring includes an inner ring and an inner fixing member extending in an axial direction from the inner ring, andthe carrier member is attached and fixed to the inner fixing member.3. The braking structure for an in-wheel motor drive device according to claim 1 , whereinthe braking mechanism support is a separate member from ...

MULTI-WHEEL TRANSMISSION

The present disclosure includes a transmission comprising a first wheel assembly including a first wheel, a first drive gear coupled to the first wheel such that driving the first drive gear causes a corresponding rotation of the first wheel, and a first motor coupled to the first drive gear to drive the first drive gear. The transmission also includes a second wheel assembly that includes, a second wheel, a second drive gear coupled to the second wheel such that driving the second drive gear causes a corresponding rotation of the second wheel, and a second motor coupled to the second drive gear to drive the second drive gear. 1. A transmission comprising: a first wheel;', 'a first drive gear disposed within and coupled to the first wheel such that driving the first drive gear causes a corresponding rotation of the first wheel; and', 'a first motor coupled to the first drive gear to drive the first drive gear;, 'a first wheel assembly including a second wheel of a size within ten percent of the first wheel;', 'a second drive gear disposed within and coupled to the second wheel such that driving the second drive gear causes a corresponding rotation of the second wheel, the second drive gear a different size from the first drive gear by between approximately ten percent and two hundred percent; and', 'a second motor coupled to the second drive gear to drive the second drive gear., 'a second wheel assembly including2. The transmission of claim 1 , wherein the first drive gear drives the first wheel by driving a ring gear coupled to a rim of the first wheel.3. The transmission of claim 1 , wherein the first drive gear drives the first wheel via static friction between the first drive gear and a rim of the first wheel.4. The transmission of claim 1 , wherein the first motor is configured to rotate a first drive shaft at a first speed and the second motor is configured to rotate a second drive shaft at a second speed.5. The transmission of claim 1 , further comprising: a ...

SELF-POWERED PLANETARY ORBITAL WHEEL ASSEMBLIES

Powered wheel assemblies and methods of manufacturing and operating such assemblies are provided. 1. A wheel assembly configured to couple to a rim having a first axis of rotation , the wheel assembly comprising:a drive assembly including a drive mechanism and a motor located within the drive mechanism, the motor configured to provide power to the drive mechanism with the drive mechanism coupled to the rim,wherein the drive assembly includes an axle having a fixed rotational position and providing a second axis of rotation about which the drive mechanism and the motor rotate.2. The wheel assembly of claim 1 , wherein the drive mechanism includes a surface configured to engage the rim.3. The wheel assembly of claim 2 , wherein the surface includes a mechanical interface selected from a group consisting of gears and teeth.4. The wheel assembly of claim 2 , wherein the surface includes a substantially smooth surface configured to engage the rim using friction.5. The wheel assembly of claim 1 , wherein the drive mechanism is rotatably coupled to the rim.6. The wheel assembly of claim 5 , wherein the first axis of rotation and the second axis of rotation are different axes of rotation.7. The wheel assembly of claim 6 , wherein the first axis of rotation and the second axis of rotation are substantially parallel.8. The wheel assembly of claim 7 , wherein the drive assembly includes a transmission configured to couple the drive mechanism to the motor.9. The wheel assembly of claim 5 , wherein the drive mechanism includes a roller.10. The wheel assembly of claim 1 , further comprising at least one hub plate including at least one arm including a distal end claim 1 , the at least one hub plate configured to couple to the drive assembly claim 1 ,wherein the drive assembly is located at the distal end of the at least one arm.11. The wheel assembly of claim 10 , further comprising at least one guide mechanism coupled to the at least one hub plate claim 10 ,wherein the at least ...

Vehicle, vehicle chassis and drivetrain module

A low-profile vehicle chassis comprising at least one chassis section comprising an upper side, a lower side spaced from the upper side and a cavity defined between the upper and lower sides of the chassis. At least one drivetrain and/or power component of the vehicle is contained within the cavity. Also, a vehicle comprising such a chassis. Also provided is a drivetrain module for an electric vehicle, the drivetrain module comprising a housing, at least one electric motor within the housing, a gearbox within the housing and having an input connected to the at least one electric motor to receive drive from the at least one electric motor, and at least one drive shaft connected to an output of the gearbox to transmit mechanical drive from the gearbox.

In-wheel motor drive device

In an in-wheel motor drive device, a speed reduction part is a parallel shaft gear reducer that includes a plurality of gear shafts extending in parallel to one another. One of the gear shafts is coupled with the rotation shaft of the motor part, the other one of the gear shafts is coupled with the wheel hub of the wheel hub bearing part. Remaining gear shafts decelerate the rotation of the motor part and transmit it to the wheel hub. The motor drive device includes a parking gear attached to any of the gear shafts. The parking pawl has a projection portion engaged with a recess portion of the parking gear. A movement member enables a parking pawl to move between a locking position engaged with the recess portion and an unlocking position not engaged therewith. The parking gear, the parking pawl, and movement member are housed inside a housing.

In-wheel motor drive device

A speed reduction unit (31) includes an input shaft (32) coupled to a motor rotary shaft (22) of a motor unit (21), an input gear (33) coupled to the input shaft, a cylindrical output shaft (41) coupled to an outer ring (12), and an output gear (40) coupled to the output shaft, and constructs a driving-force transmission path that reduces the rotational speed of the input gear and transmits the reduced rotational speed to the output gear. The output shaft is rotatably supported at both ends by a first output-shaft bearing (44) rotatably supporting an outer diameter of an axially outer end side of the output shaft and a second output-shaft bearing (46) rotatably supporting an inner diameter of an axially inner end side of the output shaft.

TRANSMISSION AND AN ELECTRIC VEHICLE PROVIDED WITH THE TRANSMISSION

A transmission comprises an input end connected to a driving device, an output end connected to a rear wheel, a gear transmission mechanism and a pulley transmission mechanism. The gear transmission mechanism comprises a primary gear connected to the driving mechanism. The pulley transmission mechanism comprises a driving wheel, a driven wheel and a synchronous belt. A unidirectional transmission mechanism is connected to the driven wheel with the unidirectional transmission mechanism driving the rear wheel. The transmission provides power output by the driving device, transmits power to the pulley transmission mechanism by the gear transmission mechanism, and the pulley transmission mechanism drives the rear wheel to rotate the unidirectional transmission mechanism, such that the vehicle moves forward. When power output is stopped, due to inertia of the vehicle and rotation resistance of the unidirectional transmission mechanism, the vehicle can smoothly coast, thereby saving power consumption and improving endurance mileage. 1. A transmission , comprising:an input end connected a driving device;an output end connected to a rear wheel;a gear transmission mechanism and a pulley transmission mechanism, the gear transmission mechanism comprising a primary gear connected to the driving device;the pulley transmission mechanism comprising a driving wheel, a driven wheel and a synchronous belt;the driving wheel being connected with the primary gear by a gear shaft; anda unidirectional transmission mechanism connected to the driven wheel provided in the rear wheel, the unidirectional transmission mechanism driving the rear wheel to rotate.2. The transmission of claim 1 , wherein the unidirectional transmission mechanism is connected with the driven wheel with a thread bushing.3. The transmission of claim 2 , wherein the rear wheel further comprises a first gear claim 2 , and a periphery of the unidirectional transmission mechanism further comprises a second gear engaged ...

ELECTRIC-MOTOR-DRIVEN RIGID AXLE FOR VEHICLES, IN PARTICULAR UTILITY VEHICLES, WITH ELECTRIC MOTORS NEAR TO THE WHEELS AND WITH OFFSET TRANSMISSIONS

An electric-motor-driven rigid axle for vehicles. The axle has a body with wheel carriers and points for attachment to a vehicle frame such that, in a cross-section, an upper end of the body faces the frame and a body axis forms a vertical axis extending toward the upper end and intersecting the wheel axis. The axle has electric motors and offset transmissions. The motors drive respective carriers. The transmissions are respectively interposed between the associated motor and carrier. The transmissions enable the shafts of the respective motors to be offset from the wheel axis. The transmissions are arranged such that, in the cross-sectional view, the motor shafts and the wheel axis form intersection points on an offset line which is at an angle of between 1 and 90 degrees to the vertical axis and the vertex is at an intersection point between the wheel axis and the offset line. 118-. (canceled)19100100. An electric-motor-driven rigid axle () for vehicles , the rigid axle () comprising:{'b': '110', 'an axle body (),'}{'b': 120', '120', '150', '110', '400, 'two wheel carriers (, ′), and at least one attachment point () for fixing the axle body () to a vehicle frame (),'}{'b': 110', '111', '111', '120', '120', '110', '121', '121', '150', '110', '400', '100', '110', '400', '112', '110', '113', '112', '121', '121, 'the axle body () is of elongated form and at opposite longitudinal ends (, ′) in each case one of the wheel carriers (, ′) is provided, each of the wheel carriers is rotatable relative to the axle body () about a wheel axis (; ′), and the at least one attachment point () is designed to fix the axle body () onto the vehicle frame () in such a manner that, when viewed in a cross-section of the rigid axle (), the axle body () faces toward the vehicle frame () at an upper end () and an axis of the axle body () forms a vertical axis () that extends in a direction toward the upper end (), which axis intersects with the wheel axis (; ′),'}{'b': 100', '130', '130', ' ...

In-wheel motor drive device

An in-wheel motor drive device speed reducer includes an input shaft coupled to a motor rotating shaft. an output shaft coupled to a wheel hub and parallel to the input shaft, and one or more intermediate shafts parallel to the input shaft and the output shaft. An input gear coupled to the input shaft, a plurality of intermediate gears coupled to the intermediate shafts, and an output gear coupled to the output shaft mesh with each other and configure a drive transmission path leading to the output gear from the input gear through the plurality of intermediate gears. When viewed axially using the intermediate shaft, axes of the output shaft, the at least one intermediate shaft, and the input shaft are arranged in this order in the vehicle front-to-rear direction. The axis of the at least one intermediate shaft is disposed above the axes of the output and input shafts.

SPACE-MAXIMIZING CLUTCH ARRANGEMENT FOR VEHICLE DRIVE WHEEL

A vehicle wheel drive assembly, particularly useful in an aircraft, is provided. The vehicle wheel drive assembly is mounted completely within a space defined by structural dimensions of a vehicle wheel and includes a drive means controllable to power the wheel and move the vehicle autonomously on a ground surface, a gear assembly drivingly connected to the drive means, and a clutch assembly operatively connected to the gear assembly. The clutch assembly is operatively mounted with respect to the gear assembly completely within an interior portion of a vehicle wheel axle on which the wheel drive assembly is mounted, thereby maximizing the space functionally available for all of the other components of the wheel drive assembly. 1. A vehicle wheel drive assembly for driving a vehicle wheel autonomously on a ground surface , comprising one or more wheels rotatably mounted on one or more vehicle axles , each supporting a tire and a wheel drive system mounted to drive said one or more wheels , wherein each said wheel comprises inboard and outboard sections configured to define a cavity with maximum dimensions between said axle and said tire , and components of said wheel drive system comprising a drive motor and a gear assembly drivingly connected to said drive motor are operatively positioned completely within said cavity , and components of said wheel drive system comprising a clutch assembly are located completely within an interior space of said one or more axles and positioned to be operatively engaged with said gear assembly to drive said drive motor and move said vehicle on said ground surface.2. The assembly of claim 1 , wherein said drive motor comprises an electric drive motor controllable to move the vehicle autonomously on the ground surface without reliance on another source of motive power.3. The assembly of claim 2 , wherein said electric drive motor comprises a rotor element rotatably supported to maintain a gap having a predetermined optimum width with a ...

Dynamic Electric Drive Control

A Light Electric Vehicle (LEV) includes two motors and independent control of each motor. The two motors have different drive ratios (for example, gearing or pulley/sprocket ratios) or different efficiency versus RPM curves and are controlled to provide efficient operation over a wider speed range than possible with a single motor or two motors having the same efficiency at any given vehicle speed. 1. A Light Electric Vehicle (LEV) , comprising:first and second wheels providing propulsion;a first electric motor coupled to drive the first wheel at a first speed versus efficiency curve;a second electric motor coupled to dive the second wheel at a second speed versus efficiency curve different from the first speed versus efficiency curve, the second electric motor having a different drive ratio and/or different motor performance characteristics than the first electric motor; and throttle position;', 'motor efficiency; and', 'vehicle speed and acceleration., 'a processor configured to compute motor control signals for the first and second electric motors based on2. The LEV of claim 1 , wherein at least one of the first electric motor and the second electric motor are connected to corresponding ones of the first and second wheels by gears.3. The LEV of claim 1 , wherein at least one of the first electric motor and the second electric motor are connected to corresponding ones of the first and second wheels by a belt.4. The LEV of claim 1 , wherein at least one of the first electric motor and the second electric motor are connected to corresponding ones of the first and second wheels by a chain.5. The LEV of claim 1 , wherein the motor control signals comprise voltage and current provided to each motor.6. The LEV of claim 1 , wherein the motor control signals further depend on an efficiency variable which prioritizes efficiency versus vehicle speed.7. A method for controlling a Light Electric Vehicle (LEV) having at least two electric motors individually coupled to drive ...

SELF-POWERED PLANETARY ORBITAL WHEEL ASSEMBLIES

Powered wheel assemblies and methods of manufacturing and operating such assemblies are provided. 1. A wheel assembly , said wheel assembly comprising:one or more hub plates,one or more rollers,one or more guide mechanisms,said one or more rollers rotatably mounted to said one or more hub plates,one or more motors, powering at least one of said one or more rollers,wherein at least one of said one or more rollers is able to rotatably couple a rim,the axis of rotation of at least one of said rollers not substantially coinciding with the axis of rotation of said rim,wherein said one or more motors are laterally aligned with said one or more rollers.2. The wheel assembly of claim 1 , further comprising one or more energy supplies3. The wheel assembly of claim 1 , further comprising one or more controllers claim 1 , said controllers electrically coupled to said one or more motors claim 1 , and said controllers capable of regulating the power input to said motors.4. The wheel assembly of claim 2 , further comprising one or more controllers claim 2 , said controllers electrically coupled to said one or more motors claim 2 , and said controllers capable of regulating the power input to said motors.5. The wheel assembly of claim 3 , further comprising a user interface claim 3 , for configuring said one or more controllers for regulating power input to said one or more motors.6. The wheel assembly of claim 1 , further comprising:a rim, rotatably coupled to at least one of said one or more rollers.7. The wheel assembly of claim 6 , wherein said one or more rollers are rotatably coupled with said rim using friction.8. The wheel assembly of claim 6 , wherein said one or more rollers are rotatably coupled with said rim using one or more gears.9. The wheel assembly of claim 1 , wherein at least one of said rollers is essentially positioned vertically below the axis of rotation of said rim.10. The wheel assembly of claim 6 , wherein said rim has two or more concentric structures ...

VEHICLE IN-WHEEL TYPE MOTOR DRIVE DEVICE

A vehicle in-wheel type motor drive device comprises: a motor portion including an electric motor; and a reducer portion that is fixed to a non-rotating member rotatably supporting a wheel and that includes a reducer reducing a speed of rotation input from a motor rotating shaft of the electric motor to output the rotation from an output shaft concentric with the wheel, the vehicle in-wheel type motor drive device rotationally driving the wheel by the output of the reducer portion. An end portion of the motor rotating shaft on the reducer portion side is rotatably supported in a cantilever manner by the reducer portion, and a coupling device coupling the motor portion via an elastic member to the reducer portion is disposed between the motor portion and the reducer portion. 1. A vehicle in-wheel type motor drive device comprising: a motor portion configured to include an electric motor; and a reducer portion configured to be fixed to a non-rotating member rotatably supporting a wheel and to include a reducer reducing a speed of rotation input from a motor rotating shaft of the electric motor to output the rotation from an output shaft concentric with the wheel , the vehicle in-wheel type motor drive device rotationally driving the wheel by the output of the reducer portion , whereinan end portion of the motor rotating shaft on the reducer portion side is rotatably supported in a cantilever manner by the reducer portion, and whereina coupling device coupling the motor portion via an elastic member to the reducer portion is disposed between the motor portion and the reducer portion.2. The vehicle in-wheel type motor drive device according to claim 1 , whereinthe reducer portion includes a reducer case housing the reducer and fixed to the non-rotating member, whereinthe motor portion includes a motor case housing the electric motor in a state of being separated from the reducer case, and whereinthe coupling device is disposed between the motor case and the reducer case ...

THROWABLE ROBOT WITH CLAMSHELL BODY

A two wheeled throwable robot comprises an elongate chassis with two ends, a motor at each end, drive wheels connected to the motors, and a tail extending from the elongate chassis. A rear portion having a deep recess securing the pair of motors with brackets, and batteries with brackets. The forward part having a shallow recess with a printed circuit board secured therein having control circuitry. The wheels are less than six inches in diameter and the robot weighs less than five pounds. 1. A throwable robot comprising: an elongate chassis having an outwardly exposed surface extending around the chassis , the chassis split lengthwise and having an interior , a pair of drive motors positioned and secured in place in the interior , one on each of two opposing ends , a battery secured in the interior; a pair of motor driven drive wheels attached to each end of the chassis , each of the pair of motor driven wheels having a diameter of less than 6 inches; and a tail extending from a rearward face of the elongate chassis , the throwable robot weighing less than 5 lbs.2. The throwable robot of claim 1 , wherein the chassis has a deep recess portion that is rearwardly positioned and to which the tail is connected.3. The throwable robot of claim 1 , further comprising a circuit board positioned internally forward of the pair of motors claim 1 , the circuit board having a camera secured thereto claim 1 , the camera directed forwardly though an opening in the chassis.4. The throwable robot of wherein the chassis has a camera lens secured to the chassis at the opening.5. The throwable robot of claim 1 , further comprising a printed circuit board having a microphone claim 1 , a camera claim 1 , and illumination LED's attached thereto at a forward face of the chassis and exposed outwardly of the chassis.6. The throwable robot of wherein each of the wheels is less than 5 inches in diameter.7. The throwable robot of wherein each wheel has a shaft extending through an aperture in ...

Powered wheel assemblies and control systems

Powered wheel assemblies and methods of manufacturing and operating such assemblies are provided.

CONNECTING STRUCTURE CONNECTING IN-WHEEL MOTOR UNIT AND STRUT-TYPE SUSPENSION APPARATUS

A connecting structure connecting: (A) an in-wheel motor unit housed in a wheel and including a wheel holding member holding the wheel, a motor for driving the wheel, and a speed reducer configured to transmit, to the wheel, rotation of the motor while reducing a speed of the rotation; and (B) a strut-type suspension apparatus including a shock absorber connected at an upper end portion thereof to a body of a vehicle and at a lower end portion thereof to the in-wheel motor unit, the strut-type suspension apparatus being configured to suspend the wheel and the in-wheel motor unit, wherein the shock absorber is disposed so as to intersect a rotation axis of the wheel. 1. A connecting structure connecting: (A) an in-wheel motor unit housed in a wheel and including a wheel holding member holding the wheel , a motor for driving the wheel , and a speed reducer configured to transmit , to the wheel , rotation of the motor while reducing a speed of the rotation; and (B) a strut-type suspension apparatus including a shock absorber connected at an upper end portion thereof to a body of a vehicle and at a lower end portion thereof to the in-wheel motor unit , the strut-type suspension apparatus being configured to suspend the wheel and the in-wheel motor unit ,wherein the shock absorber is disposed so as to intersect a rotation axis of the wheel.2. The connecting structure according to claim 1 ,wherein the speed reducer includes an output shaft to the wheel and is disposed such that a rotation axis of the output shaft and the rotation axis of the wheel coincide with each other,wherein the motor is fixed to the wheel holding member such that a rotation axis of the motor is shifted with respect to the rotation axis of the output shaft of the speed reducer, andwherein the shock absorber is disposed so as to be arranged in a front-rear direction of the vehicle with respect to the motor.3. The connecting structure according to claim 2 ,wherein the motor is fixed to the wheel ...

Wheel unit

A wheel unit includes a motor, a pinion gear fixed to a rotating portion of the motor, a wheel including an annular ground surface and rotating around a final gear support shaft, and a final gear disposed on one side in an axial direction with respect to the wheel. The wheel unit further includes a speed reduction mechanism which decelerates rotation of the pinion gear and transmits the rotation to the final gear and a gear case which accommodates the pinion gear. When viewed from the axial direction, the final gear support shaft and the motor shaft are disposed in different positions. The gear case includes a circular hole portion including a cylindrical inner peripheral surface which supports the rotation support portion. The inner peripheral surface of the circular hole portion comes into contact with an outer peripheral surface of the rotation support portion with lubricant interposed therebetween.

WHEEL UNIT

A wheel unit includes a motor, a pinion gear fixed to a rotating portion of the motor, a wheel including an annular ground surface and rotating around a final gear support shaft, and a final gear disposed on one side in an axial direction with respect to the wheel. The wheel unit further includes a speed reduction mechanism which decelerates rotation of the pinion gear and transmits the rotation to the final gear and a gear case which accommodates the pinion gear. When viewed from the axial direction, the final gear support shaft and the motor shaft are disposed in different positions. An initial stage composite gear of the speed reduction mechanism meshes with the pinion gear. The initial stage composite gear is supported by the final gear support shaft such that the initial stage composite gear and the final gear are rotatable relative to the gear case. 1. (canceled)2. A wheel unit , comprising:a motor including a motor shaft;a pinion gear which is fixed to a rotating portion of the motor;a wheel which includes an annular ground surface and rotates around a final gear support shaft;a final gear made of a resin, fixed to the wheel directly or via another member and disposed on one side in an axial direction with respect to the wheel;a speed reduction mechanism which decelerates rotation of the pinion gear and transmits the rotation to the final gear;a gear case which accommodates the pinion gear, the speed reduction mechanism, and the final gear; anda rotation support portion which rotates along with the final gear and the wheel while being supported by the gear case directly or via another member and is provided between the final gear and the wheel; whereinwhen viewed from one side in the axial direction, the final gear support shaft and the motor shaft are disposed in different positions;the motor includes a rotor magnet on an outside of an armature in a radial direction;at least a portion of the final gear is positioned on an inside of a cylindrical or ...

WHEEL UNIT

A wheel unit includes a motor, a pinion gear fixed to a rotating portion of the motor, a wheel including an annular ground surface and rotating around a final gear support shaft, and a final gear disposed on one side in an axial direction with respect to the wheel. The wheel unit further includes a speed reduction mechanism which decelerates rotation of the pinion gear and transmits the rotation to the final gear and a gear case which accommodates the pinion gear. When viewed from the axial direction, the final gear support shaft and the motor shaft are disposed in different positions. The motor includes a stationary portion and a rotary portion, and the stationary portion is fixed to the gear case by an attachment plate. 1. (canceled)2. A wheel unit , comprising:a motor including a motor shaft;a pinion gear which is fixed to a rotating portion of the motor;a wheel which includes an annular ground surface and rotates around a final gear support shaft;a final gear made of a resin, fixed to the wheel directly or via another member and disposed on one side in an axial direction with respect to the wheel;a speed reduction mechanism which decelerates rotation of the pinion gear and transmits the rotation to the final gear;a gear case which accommodates the pinion gear, the speed reduction mechanism, and the final gear; anda rotation support portion which rotates along with the final gear and the wheel while being supported by the gear case directly or via another member and is provided between the final gear and the wheel; whereinwhen viewed from one side in the axial direction, the final gear support shaft and the motor shaft are disposed in different positions;the motor includes a rotor magnet on an outside of an armature in a radial direction;the motor includes a stationary portion, and a rotary portion which rotates relative to the stationary portion; andthe stationary portion is fixed to the gear case by an attachment plate.3. The wheel unit according to claim 2 , ...

MODULAR ELECTRIC DRIVE AXLE

An electric drive axle, including: a first and a second drive shaft being axially aligned, an electric drive module and a differential module, wherein the electric drive module includes an electric motor and a planetary gear set, wherein both the electric motor and the planetary gear set are coaxially arranged about the drive shafts, wherein output means of the electric drive module is connected to input means of the differential module, wherein the input means is or can be set in drive connection with the drive shafts, such that a drive force generated by the electric drive module can be transferred to the first and/or second drive shaft, and a coupling between the output means and the input means, wherein the coupling is arranged to allow for the output means and the input means to slide into engagement in an axial direction. 1. An electric drive axle , comprising:a first and a second drive shaft being axially aligned,an electric drive module and a differential module, wherein the electric drive module comprises an electric motor and a planetary gear set, wherein both the electric motor and the planetary gear set are coaxially arranged about the drive shafts, wherein output means of the electric drive module is connected to input means of the differential module, wherein the input means is or can be set in drive connection with the drive shafts, such that a drive force generated by the electric drive module can be transferred to the first and/or second drive shaft, anda coupling between the output means and the input means, wherein the coupling is arranged to allow for the output means and the input means to slide into engagement in an axial direction.2. The electric drive axle according to claim 1 , wherein the electric drive module and the differential module are provided with separate housings and seals are provided at least between the electric drive module output means and/or the differential module input means and one of the housings claim 1 , such that each ...

VEHICLE HAVING SEPARABLE DRIVER AND PROPULSION MODULES

A vehicle has a driver module and a propulsion module selectively connected to the driver module. The modules are separable from each other as independent units. The driver module has a driver module frame, at least one front wheel operatively connected to the driver module frame, at least one front suspension assembly operatively connecting the at least one front wheel to the driver module frame, and a seat connected to the frame. The propulsion module has a propulsion module frame, at least one rear wheel operatively connected to the propulsion module frame, at least one rear suspension assembly operatively connecting the at least one rear wheel to the propulsion module frame, a motor operatively connected to the at least one rear wheel, and an energy storage device operatively connected to the motor. 1. A vehicle comprising:a driver module; anda propulsion module selectively connected to the driver module, the driver and propulsion modules being separable from each other as independent units, a driver module frame;', 'at least one front wheel operatively connected to the driver module frame;, 'the driver module comprisingat least one front suspension assembly operatively connecting the at least one front wheel to the driver module frame; anda seat connected to the frame;the propulsion module comprising: 'at least one rear wheel operatively connected to the propulsion module frame;', 'a propulsion module frame;'}at least one rear suspension assembly operatively connecting the at least one rear wheel to the propulsion module frame;a motor operatively connected to the at least one rear wheel; andan energy storage device operatively connected to the motor.2. The vehicle of claim 1 , wherein the driver module further comprises a steering assembly supported by the driver module frame and operatively connected to the at least one wheel.3. The vehicle of claim 1 , wherein:the driver module frame defines a channel; andat least a portion of the propulsion module is ...

AXLE ASSEMBLY FOR FRAME RAIL VEHICLES

An axle assembly for frame rail vehicles is described herein. The axle assembly also includes a drive unit housing that includes an interior cavity enclosing first and second electric machines, a common gear reduction, a differential gear set, and a speed change mechanism with the first and second axle shafts partially disposed within the interior cavity and extending out of the drive unit housing. The drive unit housing includes a central cavity, a lower cavity, a first machine cavity, and a second machine cavity. The central cavity includes the common gear reduction and the axis of rotation of the first and second axle shafts. The lower cavity accumulates a volume of gearbox fluid with the speed change mechanism at least partially immersed in the lower cavity. The first machine cavity includes the first electric machine and the second machine cavity includes the second electric machine. 1. An axle assembly , comprising:a first axle shaft orientated along a first axis of rotation;a second axle shaft orientated along said first axis of rotation with said first and second axle shafts extending in opposite directions;a first electric machine orientated along a second axis of rotation substantially parallel with said first axis of rotation;a second electric machine spaced from said first electric machine and orientated along a third axis of rotation substantially parallel with said first axis of rotation;a common gear reduction rotatable about a fourth axis of rotation and driven by said first and second electric machines;a differential gear set coupled to and driven by said common gear reduction to transfer rotational torque from said first and second electric machines to said first and second axle shafts; anda speed change mechanism coupled between said common gear reduction and said differential gear set to change said rotational torque transferred to said first and second axle shafts; anda drive unit housing including an inner surface defining an interior cavity ...

Mid-Motor Three Wheel Drive Three Wheel Vehicle

The general layout for a three wheel drive, three wheel vehicle with two steerable driven wheels in the front of the vehicle, utilizing one or two motors to drive the front wheels, and a rear motor to drive the rear wheel. The vehicle maximizes performance of a three wheel vehicle by controlling torque on all three wheels. This is used to manage vehicle lateral dynamics while maximizing wheel traction for acceleration. Utilizing compact motors, in-hub motors, or direct connect motors allows a significant portion of the vehicle's weight to be moved forward, while integrating the location of the passenger seating, steering, and driven wheels results in a highly stable three wheel vehicle. The layout maintains the traditional bucket or bench style seats as found in today's automobiles, and yet allows for weighting and cockpit adaptability for different market demographics. 1two front wheels which allow primary directional control of the vehicle;a single rear wheel;a passenger compartment, the compartment comprising one or more traditional passenger seats;one or two electric motors located in the mid or rear section of the vehicle, driving the front wheels either directly or indirectly, providing forward torque for acceleration or rearward torque for deceleration of the wheels;one electric motor located in the rear section of the vehicle, driving the rear wheel either directly or indirectly, providing forward torque for acceleration or rearward torque for deceleration of the wheel.. A three wheel vehicle comprising: The present invention pertains to motor vehicles. More specifically, the present invention pertains to those having only three wheels.Three wheel vehicles come in a variety of types, whether two wheels in rear, two wheels in front, driven rear wheel(s), or driven front wheel(s). These types are well articulated in U.S. Pat. No. 9,604,683 (patent citation #1) and are exemplified in numerous vehicles and patents today. The present invention introduces Type 4A ...

In-wheel motor drive device

A wheel hub bearing unit includes an outer ring disposed on an axially outer side of the hub bearing unit and coupled to a wheel, a stationary shaft passing through a center bore of the outer ring, and a plurality of rolling elements arranged in an annular space between the outer ring and the stationary shaft. Motor and speed reduction units are offset from an axis of the wheel hub bearing unit in a direction perpendicular thereto, with the motor unit disposed adjacent to an axially inner end portion of the stationary shaft. The speed reduction unit includes an output gear coupled to the outer ring and a rolling bearing provided between the output gear and the stationary shaft to support the output gear. A carrier disposed on an axially inner side relative to the hub bearing unit is secured to the axially inner end portion of the stationary shaft.

MOTOR GEARBOX ASSEMBLY

A motor gearbox and suspension arrangement is provided for a vehicle. The arrangement includes a drive system for driving a wheel of the vehicle, and the drive system includes an electric motor and a gear train associated with the motor. The arrangement further includes a housing that receives the motor and the gear train, and a suspension control arm having a first end configured to be connected to the vehicle and a second end configured to be connected to the housing. 1. A motor gearbox and suspension arrangement for a vehicle having a knuckle that supports a wheel , the arrangement comprising:a drive system for driving the wheel of the vehicle, the drive system including an electric motor and a gear train associated with the motor;a housing that receives and encloses the motor and the gear train; anda suspension control arm having a first end configured to be connected to the knuckle of the vehicle and a second end configured to be pivotally connected directly to the housing.2. The arrangement of further comprising an additional drive system for driving an additional wheel of the vehicle claim 1 , the additional drive system including an additional electric motor and an additional gear train associated with the additional electric motor claim 1 , wherein the additional electric motor and the additional gear train are received in and enclosed by the housing.3. The arrangement of wherein at least a portion of the drive system has a generally inverse orientation with respect to at least a portion of the additional drive system in a longitudinal direction of the vehicle when the arrangement is mounted on the vehicle claim 2 , so that the at least a portion of the drive system and the at least a portion of the additional drive system are offset with respect to each other in the longitudinal direction when the arrangement is mounted on the vehicle.4. The arrangement of wherein the gear train and the additional gear train at least partially overlap each other in a ...

Pipe traversing apparatus and methods

A robotic apparatus comprising first, second, and third wheel assemblies, and a clamping mechanism configured to apply a force for urging the second wheel and the third wheel to pivot in opposing directions towards a plane of the first wheel for securing the first wheel, the second wheel, and the third wheel to the pipe, each wheel assembly including an alignment mechanism for adjusting an orientation of the wheels to allow the robotic apparatus to move along a straight path or a helical path on the pipe. A method for navigating an obstacle on a pipe comprising advancing the robotic apparatus along a helical pathway on the pipe to position an open side of the robotic apparatus in longitudinal alignment with the obstacle, and advancing the robotic apparatus along a straight pathway on the pipe such that the obstacle passes unobstructed through the open side of the robotic apparatus.

Geared in-wheel motor

Disclosed herein is a geared in-wheel motor, the geared in-wheel motor, including, a circular rim an outer wheel of which is wrapped by a tire and which is coupled to the tire, a shaft configured to pass through a center of the rim and connected to the rim, a motor assembly comprising a stator connected and fixed to the shaft in the rim and a rotor disposed to wrap the stator and configured to rotate, a cover configured to seal an opened portion of the rim and coupled to the rim, and a gear assembly disposed in the rim and configured to reduce a speed of rotation of the rotor, wherein the gear assembly comprises a sun gear disposed at the same center as the rotor, and a plurality of planetary gears disposed to surround and wrap a circumference of the sun gear, fixed to the rotor and configured to rotate along with the rotor.

TENSIONER FOR A SUSPENSION SWING ARM

A swing arm suspension for suspending a rear drive wheel in a three-wheeled electric vehicle has an adjustable arm which allows the tension on the drive belt to be easily adjusted for installing or removing the drive belt or adjusting tension for operation. 1. A swing arm suspension for suspending a driven wheel from a vehicle chassis having front and rear ends , said suspension comprising;a. a rigid arm having a first end pivotally mounted for pivoting about a first horizontal axis transverse to a longitudinal axis of the vehicle on a first axle pivotably supported on said chassis and a second end for adjustably securing to a wheel hub assembly;b. at least one wheel hub rotatably supported on a second axle rotatably mounted on said wheel hub assembly for securing a wheel thereto for rotation about a second transverse horizontal axis;c. a first driven pulley mounted on said second axle;d. an electric motor having a drive shaft and comprising a second drive pulley mounted on said drive shaft;e. an endless flexible drive belt or chain for transmitting rotational motion from said second drive pulley to said first driven pulley; andf. means on said rigid arm spaced from said first end thereof for securing one end of a shock absorber or spring;g. an access to the second drive pulley, said access having a width that is greater than a combined width of said second drive pulley and said endless flexible drive belt or chain; 'whereby the tension of said endless flexible drive belt or chain can be increased or decreased by extending or retracting said adjustment member, and whereby said endless flexible drive belt or chain may be mounted onto or removed from said second drive pulley via the access without the need to remove any parts of said suspension when mounting or removing said endless flexible drive belt or chain.', 'h. wherein said rigid arm is pivotally connected to said wheel hub assembly at two vertically spaced locations, the location of the second one of said ...

Hybrid Axle Assembly For A Motor Vehicle

An axle assembly for an electric or hybrid vehicle includes electrically powered drive motors for respectively driving vehicle wheels. The axle assembly preferably includes a dual motor arrangement, wherein two electric motors are arranged end-to-end. Each motor includes an inverter that is directly connected to its respective motor, and includes a gearbox assembly coupled between an output of the motor and a corresponding constant-velocity (CV) joint operatively connected to a wheel. The inboard ends of the motors are secured to opposite faces of a cooling manifold wherein the cooling manifold maintains the motors in axial alignment. The cooling manifold plate is positioned between an inboard end of each of the motor housings, and the cooling manifold plate axially aligns the first and second motors. Further, each motor drives its respective gearbox assembly, which includes a gear reduction and clutch mechanism having a brake band assembly that is selectively operable to disconnect the respective motor from the vehicle wheel associated therewith. 1. A an electric axle assembly comprising:a motor housing unit having motor housing chambers which are open on at least one side;a pair of electric motors arranged end-to-end within said motor housing chambers respectively and having a cooling manifold plate disposed between inboard ends of said motors, said electric motors being fixedly secured in position on opposite sides of the cooling manifold plate to axially align the electric motors, and wherein the cooling manifold plate encloses said electric motors within said respective motor housing chambers.2. The electric axle assembly according to claim 1 , wherein said motor housing unit comprises first and second motor housings which each define a respective one of said motor housing chambers claim 1 , said manifold plate being sandwiched between inboard ends of said motor housings.3. The electric axle assembly according to claim 2 , wherein said manifold plate is ...

SUSPENSION REAR AXLE COMPRISING TWO ELECTRIC MOTORS

An electric vehicle comprising a portal axle architecture. The electric vehicle having a frame. An axle assembly including a De Dion tube. A first wheel hub and a second wheel hub rotatably coupled with the De Dion tube. A suspension system coupled with the vehicle frame, the suspension system having at least one pair of trailing arms pivotally coupled with the vehicle frame and at least one pair of air springs. A first electric drive assembly in driving engagement with the first wheel hub, and a second electric drive assembly in driving engagement with the second wheel hub. 1. An electric vehicle comprising:a vehicle frame;an axle assembly including a De Dion tube;a first wheel hub and a second wheel hub rotatably coupled with said De Dion tube; at least one pair of trailing arms pivotally coupled with said vehicle frame;', 'at least one pair of air springs;, 'a suspension system coupled with said vehicle frame, said suspension system comprisinga first electric drive assembly in driving engagement with said first wheel hub; anda second electric drive assembly in driving engagement with said second wheel hub.2. The electric vehicle according to claim 1 , said first electric drive assembly comprising:a first motor generator coupled with said vehicle frame;a first joint coupled with said first motor generator;a shaft coupled with said first joint;a second joint coupled with said shaft;a pinion gear coupled with said second joint; anda drive gear in driving engagement with said pinion gear and coupled with said first wheel hub.3. The electric vehicle according to claim 2 , wherein:said first electric drive assembly is disposed substantially parallel with said axle assembly; andsaid first electric drive assembly is coupled with said vehicle frame.4. The electric vehicle according to claim 2 , wherein:said first electric drive assembly is disposed substantially transverse said axle assembly; andsaid first electric drive assembly is coupled with said vehicle frame.5. The ...

VEHICLE AXLE FOR A MOTOR VEHICLE

In a vehicle axle for a motor vehicle, two electric drives are arranged in a frame construction for driving the wheels of an axle. The frame construction is provided with at least one transverse carrier, which is at its ends connected to longitudinal carriers. The two electric drives are arranged approximately axially parallel next to each other with their axes of rotation arranged transversely to the direction of travel. The at least one transverse carrier extends between the two electric drives. 1. A vehicle axle for a vehicle comprising:two electric drives arranged in a frame construction for driving the wheels of an axle, wherein a frame construction is provided with at least one transverse carrier, which is connected at its ends with longitudinal carriers, wherein the two electric drives are arranged at least approximately axially parallel next to each other with their axes of rotation arranged transversely to a direction of the travel, and wherein the at least one transverse carrier extends between the two electric drives.2. The vehicle axle according to claim 1 , wherein the electric drives are elastically suspended in the frame construction.3. The vehicle axle according to claim 1 , wherein bearing locations for the electric drives are arranged on the transverse carrier.4. The vehicle axle according to claim 3 , wherein the bearing locations for the electric drives are connected to the drive housings of the electric drives.5. The vehicle axle according to claim 3 , wherein the bearing locations are connected to transmission gears for the electric drives.6. The vehicle axle according to claim 2 , wherein bearing locations are additionally arranged on the longitudinal carriers.7. The vehicle axle according to claim 1 , wherein the frame construction is connected via elastic bearing locations to the vehicle body of the motor vehicle.8. The vehicle axle according to claim 1 , wherein the frame construction is connected via a rigid connection to the vehicle body. ...

POWERED AXLE FOR DUAL WHEEL WORK VEHICLE

A powered axle for a work vehicle with a dual wheel arrangement includes an axle housing, an axle hub mounted to the axle housing, and an output hub having opposite axial ends supported by one or more wheel bearings for rotation about the axle hub along a rotation axis. An electric drive is disposed, at least in part, within the axle housing, and a hub gear set is disposed, at least in part, within the axle hub and configured to transmit power from the electric drive to the output hub for rotation of the dual wheel arrangement. A wheel brake disposed radially between the axle hub and the output hub and axially between the ends of the output hub is configured to selectively permit and arrest rotation of the output hub. 1. A powered axle for a work vehicle having a dual wheel arrangement , comprising:an axle housing;an axle hub mounted to the axle housing;an output hub having opposite axial ends;one or more wheel bearings supporting the output hub for rotation about the axle hub along a rotation axis;an electric drive disposed, at least in part, within the axle housing;a hub gear set disposed, at least in part, within the axle hub and configured to transmit power from the electric drive to the output hub for rotation of the dual wheel arrangement; anda wheel brake disposed radially between the axle hub and the output hub and axially between the ends of the output hub, the wheel brake configured to selectively permit and arrest rotation of the output hub.2. The powered axle of claim 1 , wherein the hub gear set includes a first stage gear set and a second stage planetary gear set.3. The powered axle of claim 2 , wherein the wheel brake is disposed axially between the first stage gear set and the second stage planetary gear set.4. The powered axle of claim 3 , wherein the hub gear set includes an intermediate shaft coupling an output of the first stage gear set with an input of the second stage planetary gear set; andwherein the intermediate shaft, at least in part, ...

In-wheel motor power line wiring structure and in-wheel motor drive device

An in-wheel motor power line wiring structure of the present invention includes an in-wheel motor drive device configured to drive a wheel, a damper (77) including an upper end portion (77b) and a lower end portion (77c), the upper end portion (77b) being coupled to a vehicle-body-side member and the lower end portion (77c) being coupled to the in-wheel motor drive device, a power line extending from the in-wheel motor drive device to a vehicle body, and a clamp member (96) that is provided on the lower end portion of the damper and configured to hold an intermediate portion of the power line.

VEHICLE IN-WHEEL MOTOR DRIVE DEVICE

In a vehicle in-wheel motor drive device, an in-wheel motor unit is supported by a supporting member in a posture in which a direction from a first axis to a center-of-gravity position of the in-wheel motor unit has a horizontal direction component in an axially perpendicular plane perpendicular to the first axis, and the supporting member is provided with a stopper brought into contact with the in-wheel motor unit to regulate vibrations having a component in a vertical direction around the first axis of the in-wheel motor unit before an elastic member reaches an elastic limit. 1. A vehicle in-wheel motor drive device comprising:an in-wheel motor unit having an output shaft arranged on a substantially horizontal first axis that is a center of rotation of a wheel, an electric motor arranged on a second axis parallel to the first axis and offset from the first axis, a transmission changing a speed of rotation of the electric motor and transmitting to the output shaft, and a holding case holding the output shaft, the electric motor, and the transmission;a supporting member supporting the output shaft projecting from the holding case rotatably around the first axis so that the supporting member supports the in-wheel motor unit via the output shaft rotatably around the first axis; andan elastic member disposed between the holding case and the supporting member at a coupling position defined apart from the first axis and preventing the in-wheel motor unit from rotating around the first axis by elastic deformation, whereinthe in-wheel motor unit is supported by the supporting member in a posture in which a direction from the first axis to a center-of-gravity position of the in-wheel motor unit has a horizontal direction component in an axially perpendicular plane perpendicular to the first axis, and whereinthe supporting member is provided with a stopper brought into contact with the in-wheel motor unit to regulate vibrations having a component in a vertical direction ...

Motor drive device for vehicles

A casing ( 10 ) is divided into a cylindrical first case portion ( 51 ) integrally having a partition part ( 54 ), a second case portion ( 52 ) connected to one end of the first case portion in an axial direction and configured to cover a second space (S 2 ), and a third case portion ( 53 ) connected to the other end of the first case portion in the axial direction and configured to cover a first space (S 1 ). A signal cable passed through a through hole ( 54 c ) of the partition part extends from a sensor ( 72, 73 ) to an external connector ( 81 ) provided in the second case portion or the third case portion, and is anchored to the first case portion ( 51 ) in the vicinity of a through hole ( 54 c ) of the partition part.

NARROW ULTRA EFFICIENT THREE WHEELED VEHICLE WITH AUTOMOTIVE CLASS FEEL

An electric three wheeled vehicle includes a vehicle chassis supporting a vehicle operator seat or saddle. The vehicle chassis defines a storage region beneath the vehicle operator seat or saddle. One or more energy storage devices for powering one or more electric motors of the vehicle are located within the storage region and are supported by the chassis. The storage region and/or the energy storage device(s) each form an elongate three-dimensional volume having a long axis that is parallel to a longitudinal axis of the vehicle. 1a chassis defining a battery storage region, the battery storage region forming an elongate three-dimensional volume having a long axis that is parallel to a longitudinal axis of the vehicle;a pair of steerable front wheels mounted to the chassis at or near a front end of the chassis;a single rear wheel mounted to the chassis at or near a rear end of the chassis along a symmetry plane of the vehicle that is parallel to the longitudinal axis of the vehicle;a set of one or more batteries located within the battery storage region of the chassis, a center of mass of the set of batteries being located on a rear side of an axle centerline of the front wheels; a front seat supported by the chassis above the battery storage region for a vehicle operator to be seated, the front seat being in-line with the rear seat;', 'a steering assembly operatively coupled to the pair of front wheels for steering the vehicle;', 'a first electric motor mounted to the chassis and operatively coupled to a first front wheel of the pair of front wheels, a center of mass of the first electric motor being located on a front side of the axle centerline of the front wheels; and', 'a second electric motor mounted to the chassis and operatively coupled to a second front wheel of the pair of front wheels, a center of mass of the second electric motor being located on the front side of the axle centerline of the front wheels., 'a rear seat supported by the chassis above the ...

SPOKELESS WHEEL

The present disclosure may relate to a wheelchair that includes a first centerless wheel assembly including a drive roller guide assembly and three other roller guides, and a first drive mechanism coupled to the first drive roller guide assembly to drive the first centerless wheel assembly. The wheelchair may also include a second centerless wheel assembly including a drive roller guide assembly and three additional roller guides, and a second drive mechanism coupled to the second drive roller guide assembly to drive the second centerless wheel assembly. 1. A wheelchair comprising: a first exoskeleton plate with first and second portions;', a first roller guide; and', 'a first shaft spanning the first and second portions of the first exoskeleton plate and coupled with the first roller guide such that the first roller guide rotates about the first shaft;, 'a first roller guide assembly, wherein the first roller guide assembly includes, 'a first tire; and', 'a first centerless rim coupled with the first tire, the first centerless rim configured to have a shape that corresponds to a shape of the first roller guide, wherein the first roller guide is configured to roll along the first centerless rim as the first centerless rim rotates;, 'a first wheel assembly comprisinga first drive mechanism coupled to the first roller guide assembly to cause the first roller guide to rotate; a second exoskeleton plate with first and second portions;', a second roller guide; and', 'a second shaft spanning the first and second portions of the second exoskeleton plate and coupled with the second roller guide such that the second roller guide rotates about the second shaft;, 'a second roller guide assembly, wherein the second roller guide assembly includes, 'a second tire; and', 'a second centerless rim coupled with the second tire, the second centerless rim configured to have a shape that corresponds to a shape of the second roller guide, wherein the second roller guide is configured to ...

PIPE TRAVERSING APPARATUS AND METHODS

A robotic apparatus comprising first, second, and third wheel assemblies, and a clamping mechanism configured to apply a force for urging the second wheel and the third wheel to pivot in opposing directions towards a plane of the first wheel for securing the first wheel, the second wheel, and the third wheel to the pipe, each wheel assembly including an alignment mechanism for adjusting an orientation of the wheels to allow the robotic apparatus to move along a straight path or a helical path on the pipe. A method for navigating an obstacle on a pipe comprising advancing the robotic apparatus along a helical pathway on the pipe to position an open side of the robotic apparatus in longitudinal alignment with the obstacle, and advancing the robotic apparatus along a straight pathway on the pipe such that the obstacle passes unobstructed through the open side of the robotic apparatus. 1. A robotic apparatus , comprising:a first wheel, a second wheel, and a third wheel, each configured for positioning on an outer surface of a pipe such that: (i) the first wheel is situated on a first side of the pipe, (ii) the second wheel and the third wheel are situated on a second, opposing side of the pipe, and (iii) the first wheel, the second wheel, and the third wheel are situated at different longitudinal locations along a length of the pipe; anda clamping mechanism configured to apply a force for urging the first wheel, the second wheel, and the third wheel towards a central axis of the pipe.2. The robotic apparatus of claim 1 , wherein the first wheel claim 1 , the second wheel claim 1 , and the third wheel are arranged in a common plane with one another.3. The robotic apparatus of claim 1 , wherein the clamping mechanism includes a first arm connecting the first wheel with the second wheel and a second arm connecting the first wheel with the third wheel.4. The robotic apparatus of claim 1 , wherein the clamping mechanism includes an active biasing member for applying the ...

Two-motor vehicle drive device

Helical gears in gear trains of speed reducers 2 L, 2 R generate thrust forces in directions not to separate a speed reducer casing 20 which has an axial three-piece structure, whereby leakage of lubricant oil from between separated surfaces in the speed reducer casing 20 is prevented. Output gears 25 L, 25 R which generates large thrust force on the final stage in each gear train of the speed reducers 2 L, 2 R both generates inward forces, so that the center casing 20 a does not receive forces in directions in which the left and the right casings 20 b L, 20 b R is separated therefrom.

In-wheel motor

According to an embodiment of the present disclosure, provided is a high-output, high-torque in-wheel motor having a power line-taken-out structure. According to an embodiment of the present disclosure, the in-wheel motor includes a circular rim; a shaft connected to the rim through a center of the rim; a motor assembly including a stator connected to the shaft in the rim and a rotor surrounding the stator and rotated about the stator; a cover coupled to an opening of the rim to block the motor assembly from an outside of the rim; and a bearing contacting and configured to support the shaft. The shaft includes a first shaft body passing through a center of each of the rim and the cover and extending outward; and a second shaft body having a larger diameter than a diameter of the first shaft body and disposed between the stator and the bearing. A power line for supplying power to the motor assembly is inserted in a radial direction of the second shaft body between the stator and the bearing and is taken out in a longitudinal direction of the second shaft body. According to an embodiment of the present disclosure, even when a diameter of the power line is increased to achieve the high-output, high torque performance of the in-wheel motor, structural rigidity of the shaft may not be degraded.

CHILD MOBILITY DEVICE

A toddler mobility system and apparatus comprising a chassis, two casters attached to the front of the chassis, two wheels attached to a rear of the chassis, a first motor operably connected to one of the at least two wheels, a second motor operably connected to another of the at least two wheels, a battery configured to supply power to the motors, a body affixed to the chassis and covering the chassis, the body further comprising an integrated seat, an integrated backrest, a control system wherein the control system further comprises a microcontroller operably connected to a joystick, and a motor controller that receives control input from the microcontroller and adjusts power to the first motor and the second motor independently, wherein the toddler mobility system is configured for users weighing 50 pounds or less. 1. A mobility system comprising:a chassis;at least two casters attached to a front of said chassis;at least two wheels attached to a rear of said chassis;at least one motor operably connected to each of said at least two wheels;a battery configured to supply power to said at least one motor;a body affixed to said chassis and covering said chassis; anda control system wherein said control system provides manual control of said at least one motor.2. The mobility system of wherein each of said at least two wheels is operably connected to an independent motor.3. The mobility system of wherein said control system further comprises:a microcontroller operably connected to a joystick; anda motor controller that receives control input from said microcontroller and adjusts power to said at least one motor.4. The mobility system of wherein said body further comprises:an integrated seat;a seat cushion on said seat;an integrated backrest;a backrest cushion on said backrest; anda seatbelt.5. The mobility system of further comprising:a battery plate attached to said chassis; anda battery shroud attached to said battery plate and configured to secure said battery to ...

Low gravity all-surface vehicle

Vehicles are disclosed which have a lower center of gravity than existing all-terrain, amphibious, and unmanned ground vehicles due to the location of propulsion units and other vehicle components inside the wheels of the vehicle. The vehicles can climb over large obstacles yet are also able to corner at high speeds. The vehicles can be configured for direct manual operation or operation by remote control, and can also be configured for a wide variety of missions.

TWO WHEEL AUTOMATIC GUIDED VEHICLES

An automatic guided vehicles (AGV) can include: motors, wheels, motor controllers, and batteries coupled to an elongated frame. The two wheels can be mounted on opposite sides of the elongated frame. The wheels can be coupled to motors which can be controlled by motor controllers. The motors and motor controllers can be attached to the frame. The center of gravity can be lower than the axis of rotation of the wheels so that the AGV will passively rotated into an upright position. A connector flange can be mounted on top of a payload holder column mounted to a center portion of the AGV frame. Objects can be mounted on or towed by the connector flange. 1. An automated guided vehicle (AGV) comprising:a frame;a left wheel coupled to a left motor mounted on the frame;a right wheel coupled to a right motor mounted on the frame;a motor controller that controls the left motor and the right motor;a radio frequency transceiver coupled to the motor controller;a rechargeable battery coupled to the frame for powering the motor controller, the left motor and the right motor; anda connector mounted on a center surface on the frame of the AGV;wherein only the left wheel and the right wheel of the AGV contact the ground.2. The AGV of wherein the left wheel and the right wheel have an axis of rotation and a center of gravity of the AGV is below the axis of rotation.3. The AGV of wherein the rechargeable battery mounted to a lower surface of the frame.4. The AGV of further comprising an accelerometer coupled to the motor controller for detecting a pitch angle of the AGV wherein the motor controller adjusts rotational velocities of the left motor and the right motor to prevent the pitch angle of the AGV from exceeding a predetermined maximum pitch angle.5. The AGV of further comprising:a covering having a cylindrical surface which covers a left side, a right side, a front side, a rear side and a top side of the AGV.6. The AGV of further comprising:a gyroscope coupled to the frame for ...

CROSSMEMBER HAVING AN INTEGRATED SUPPORT FOR A DRIVE

A crossmember, in particular the rear crossmember of a motor vehicle, for a multi-link suspension of the wheel, has a respective receiving arrangement for the drive of each of the wheels. The crossmember includes two side members that are connected with one another by way of at least one transverse member. 1. Crossmember for a multi-link suspension of the wheels of a motor vehicle , whereby the crossmember comprises two side members that are connected with one another by way of at least one transverse member , wherein a flange-like part of a receiving arrangement , in each case , is disposed on each side member for the fastening of one , or of one each , part of a receiving arrangement formed as a housing for the drive motor for each of the wheels , wherein the side member is formed together with the flange-like part of the receiving arrangement as a construction part cast in one piece and at least is formed partly by the side member , wherein , starting from the flange-like part of the receiving arrangement , the part of the receiving arrangement formed as a housing , to be fastened thereon , is arranged directing inward , i.e. pointing from the respectively driven wheel away toward the opposite side member.2. Crossmember according to claim 1 , wherein the two side members are connected claim 1 , by way of two transverse members claim 1 , to form a frame-like crossmember.3. Crossmember according to claim 1 , wherein at least one transverse member has at least one arrangement for fixation or holding of the part of the receiving arrangement formed as a housing.4. Crossmember according to claim 2 , wherein the front transverse member claim 2 , in the direction of travel claim 2 , has at least one arrangement for fixation or holding of the part of the receiving arrangement formed as a housing.5. Crossmember according to claim 3 , wherein the receiving arrangement is disposed in the central region of the transverse member.6. Crossmember according to claim 3 , wherein ...

Vehicle drive device

A vehicle drive device uses a parallel shaft gear reducer ( 30 ) in which a gear is composed of helical gear, as a speed reducer part (B) that decelerates and outputs a rotation of an electric motor part (A). In the vehicle drive device, of meshing parts of the gears formed in the speed reducer part (B), two gears form a meshing part in which the amount of misalignment that occurs between the tooth surfaces of the two gears meshing with each other is different during driving and during coasting of a vehicle. A first tooth surface (S 1 ) meshing with a mating tooth surface during driving is subjected to tooth surface modification, and a second tooth surface (S 2 ) meshing with a mating tooth surface during coasting is subjected to tooth surface modification of an amount different from an amount of the tooth surface modification to the first tooth surface (S 1 ).

Portal Axle Arrangement and Motor Vehicle

A portal axle arrangement for a motor vehicle includes at least one portal housing and at least one suspension arm . The at least one portal housing includes a receiving section for a portal gear and at least one connecting section for the at least one suspension arm , in which the at least one connecting section is designed as a support section. A motor vehicle including such a portal axle arrangement is also provided. 110-: (canceled)111. A portal axle arrangement () for a motor vehicle , comprising:{'b': '2', 'at least one portal housing (); and'}{'b': 5', '6, 'at least one suspension arm (, )'}{'b': 2', '7', '8', '9', '5', '6, 'wherein the at least one portal housing () includes a receiving section () for a portal gear and at least one connecting section (, ) for the at least one suspension arm (, ), and'}{'b': 8', '9, 'wherein the at least one connecting section , is configured as a support section.'}121891011. The portal axle arrangement () of claim 11 , wherein the at least one connecting section ( claim 11 , ) has a curvature ( claim 11 , ).13156895614. The portal axle arrangement () of claim 11 , wherein the at least one suspension arm ( claim 11 , ) is configured for supporting a spring force claim 11 , and the at least one connecting section ( claim 11 , ) and the at least one suspension arm ( claim 11 , ) are connected to each other in a plane that is at least approximately parallel to a spring force direction () of the spring force.1412789. The portal axle arrangement () of claim 11 , wherein the portal housing () has a homogenized transition between the receiving section () and the at least one connecting section ( claim 11 , ).1518956. The portal axle arrangement () of claim 11 , wherein the at least one connecting section ( claim 11 , ) and the at least one suspension arm ( claim 11 , ) are form-lockingly connected to each other in order to transmit transverse loads.161215789. The portal axle arrangement () of claim 11 , wherein the portal housing () ...

MODULAR HIGH-LOW RANGE GEARBOX ATTACHMENT

A gearbox attachment of a wheel drive unit A-shield assembly for an electric vehicle four motor powertrain system is disclosed. The gearbox attachment includes a housing, a gear reduction assembly, and an actuator assembly. The housing is adapted to fasten to an A-shield of the wheel drive unit A-shield assembly. The housing includes an outer ring. The gear reduction assembly is at least partially received in the outer ring. The gear reduction assembly is adapted to receive an output of a gearbox of the wheel drive unit A-shield assembly that is adapted to provide an output of a motor to a single wheel of the electric vehicle. The gear reduction assembly is adapted to provide a gear reduction for a higher torque and slower speed in a gear reduction mode. The actuator assembly adapted to actuate the gear reduction assembly output between the gear reduction mode and a standard mode. 1. A gearbox attachment of a wheel drive unit A-shield assembly for a four motor powertrain system of an electric vehicle , the gearbox attachment comprising:a housing adapted to fasten to an A-shield of the wheel drive unit A-shield assembly, the housing including an outer ring;a gear reduction assembly at least partially received in the outer ring, the gear reduction assembly adapted to receive an output of a gearbox of the wheel drive unit A-shield assembly that is adapted to provide an output of a motor to a single wheel of the electric vehicle, the gear reduction assembly adapted to provide a gear reduction for a higher torque and slower speed in a gear reduction mode than a torque and speed in a standard mode; andan actuator assembly adapted to actuate the gear reduction assembly output between the gear reduction mode and the standard mode.2. The gearbox attachment of claim 1 , wherein the standard mode provides no gear reduction to the output of the gearbox.3. The gearbox attachment of claim 2 , wherein the gear reduction assembly provides a gear reduction between 1.5:1 and 5.0:1 in ...

Wheel fastening system for direction-precise mobile robot with wheels

A wheel fastening system for a wheeled mobile robot includes a chassis, a motor, a wheel, a thrust bearing, a stud, and a screw. The chassis has a base and a cover. The cover covers the base. The motor is disposed in the chassis. The motor has a shaft. The wheel has a hub by which the wheel is centered on the shaft of the motor. The thrust bearing is an interference fit between the wheel and the chassis and provides axial support for the wheel. The stud passes through the hub of the wheel to couple to the shaft of the motor. The screw is coupled to the stud, and is clamped between the base and the cover of the chassis. The stud and the screw prevent the wheel from radially shifting relative to the shaft of the motor.

SUSPENSION AND TRACTION SYSTEM FOR VEHICLES

A suspension and traction system (MC) is described for vehicles equipped with a frame and a propulsive element (R.), which by rolling on the ground (T) is adapted to move the vehicle relative to the ground (T). 1. Suspension and traction system (MC) for vehicles equipped with a frame and a propulsive element (R) , which by rolling on the ground (T) is adapted to move the vehicle relative to the ground (T) , comprising:{'b': 12', '14', '16', '12', '14', '16, 'i': 's', 'a rotary electric motor () comprising two rotors (, ) independently controllable from one another and rotatable with respect to a stator () fixed on the frame, wherein the rotors (, ) preferably have a common rotation axis (X),'}{'b': 20', '30', '24', '34', '26', '36', '28', '38, 'two epicycloidal mechanisms (, ) each comprising a central solar gear (, ), meshing with satellite gears (, ), meshing in turn with an outer ring gear (, );'}{'b': 24', '34', '26', '36', '14', '16', '24', '34', '26', '36, 'wherein in each epicycloidal mechanism one among the solar gear (, ) and the satellite gears (, ) is coupled, respectively, to a rotor (, ) and the other among the solar gear (, ) and the satellite gears (, ) is connected/connectable to the propulsive element (R) to impart to it equiverse angular torque to propel the vehicle on the ground (T),'}{'b': 28', '38', '24', '34, 'and the two outer ring gears (, ) are independently movable to rotate about the respective solar gear (, ) and rigidly connected substantially to a same point (P) outside the epicycloidal mechanisms,'}{'b': 28', '38', '24', '34, 'wherein on said point (P) a thrust, determined by the coordinated angular displacement of the ring gears (, ) about the solar gears (, ), can be imparted.'}22434. System (MC) according to claim 1 , wherein the rotation axis (X) of the solar gears ( claim 1 , ) of both epicycloidal mechanisms coincides.31416. System (MC) according to claim 1 , comprising an electronic control unit configured to control the two ...

Electric vehicle powertrain assembly

The drivetrain system includes an I shield, two motors, two A-shields, and a gearset. Each A-shield is affixed to a respective one of the two motors, and each A-shield is also affixed to the I-shield. The gearset includes a motor shaft of one of the motors and a motor gear affixed to the motor shaft. Three motor bearings are arranged co-linearly and coupled to the motor shaft. The gearset also includes an intermediate shaft and a wheel gear affixed to the intermediate shaft and engaged with the first motor gear. A pinion gear is also affixed to the intermediate shaft. Two intermediate bearings are arranged co-linearly and coupled to the intermediate shaft. The gearset also includes a drive shaft and a drive gear affixed to the drive shaft and engaged with the first pinion gear. The motor shaft, intermediate shaft and drive shaft form a shaft angle that may allow compactness.

Decelerator cooling system and method of controlling the same

The present disclosure provides a cooling system including a decelerator and a cooling line provided in a gear housing to cool at least one of a gear and a lubricant. The cooling system is configured to control the temperature of the lubricant inside the decelerator by circulating a coolant through the cooling line. The decelerator includes a gear set including the gear and the lubricant for accommodating a backlash and a gear housing configured to surround the gear set for transmitting a torque output from an electric motor through the decelerator to a drive shaft and vehicle wheels.

Electric Work Vehicle

An electric work vehicle of the present invention includes a left drive wheel and a right drive wheel that are supported to a vehicle body, a left motor that drives the left drive wheel and a right motor that drives the right drive wheel, a traveling motor control unit that controls the left motor and the right motor independently based on steering signals from a steering unit, and a turn response enhancement unit. The turn response enhancement unit gives, to the traveling motor control unit, additional control amounts for the left motor and the right motor so as to improve turning response during turning of the vehicle body. 1. An electric work vehicle comprising:a vehicle body;a left drive wheel and a right drive wheel that are supported to the vehicle body;a left motor configured to drive the left drive wheel and a right motor configured to drive the right drive wheel;a steering unit configured to steer the vehicle body;a traveling motor control unit configured to control the left motor and the right motor independently based on a steering signal from the steering unit; anda turn response enhancement unit configured to give, to the traveling motor control unit, an additional control amount for the left motor and the right motor so as to improve turning response during turning of the vehicle body.2. The electric work vehicle according to claim 1 , further comprising:a left motor speed instruction calculation unit configured to calculate a left motor speed instruction from the steering signal and a right motor speed instruction calculation unit configured to calculate a right motor speed instruction from the steering signal,wherein the traveling motor control unit outputs a left motor control instruction and a right motor control instruction that are generated based on the left motor speed instruction and the right motor speed instruction, andthe turn response enhancement unit outputs a left additional instruction for enhancing the left motor control instruction ...

SPACE-MAXIMIZING CLUTCH ARRANGEMENT FOR VEHICLE DRIVE WHEEL

A vehicle wheel drive assembly, particularly useful in an aircraft, is provided. The vehicle wheel drive assembly is mounted completely within a space defined by structural dimensions of a vehicle wheel and includes drive means controllable to power the wheel and move the vehicle autonomously on a ground surface, a gear assembly drivingly connected to the drive means, and a clutch assembly operatively connected to the gear assembly. The clutch assembly is operatively mounted with respect to the gear assembly completely within an interior portion of a vehicle wheel axle on which the wheel drive assembly is mounted, thereby maximizing the space functionally available for all of the other components of the wheel drive assembly. 1. A vehicle wheel drive assembly for driving a vehicle wheel autonomously on a ground surface , comprising a wheel rotatably mounted on a vehicle axle to support a tire and a drive means mounted to drive said wheel , wherein said wheel comprises inboard and outboard sections configured to define a cavity with maximum dimensions between said axle and said tire , and components of said wheel drive means comprising a drive means and a gear assembly drivingly connected to said drive means are operatively positioned completely within said cavity , and components of said wheel drive means comprising a clutch assembly are located completely within an interior space of said axle and positioned to be operatively engaged with said gear assembly to drive said drive means and move said vehicle on said ground surface.2. The vehicle wheel drive assembly of claim 1 , wherein said vehicle comprises an aircraft.3. The vehicle wheel drive assembly of claim 2 , wherein said wheel comprises one or more aircraft nose or main landing gear wheels.4. The vehicle drive wheel of claim 1 , wherein said drive means comprises an onboard drive means controllable to move the vehicle on the ground without reliance on another source of motive power.5. The vehicle drive wheel ...

Axle assembly for low floor vehicle

An axle assembly for a low floor vehicle is described herein. The axle assembly includes an axle housing and a drive unit for driving a wheel assembly. The drive unit includes an axle shaft, a wheel end assembly, an electric machine, and a transmission unit. The axle shaft extends along an axle centerline axis between a first axle end and a second axle end. The wheel end assembly is coupled to the first axle end. The electric machine is positioned within the axle housing and includes a rotor shaft, a drive pinion coupled to the rotor shaft, and an electric motor for rotating the rotor shaft. The rotor shaft extends along a rotor shaft centerline axis that is orientated parallel to the axle centerline axis. The transmission unit is positioned within the axle housing and is configured to transfer torque from the electric machine to the axle shaft.

Strut-type suspension apparatus

A strut-type suspension apparatus, including: a steering knuckle rotatably holding a wheel; a shock absorber configured to damp a relative movement of the wheel and a vehicle body in an up-down direction; and an in-wheel motor unit including a motor, a speed reducer configured to transmit rotation of the motor while reducing a speed of the rotation, and a housing in which the motor and the speed reducer are housed, wherein the in-wheel motor unit is fixed to the steering knuckle while the shock absorber is fixed to the in-wheel motor unit, so that the shock absorber is connected to the steering knuckle via the in-wheel motor unit, wherein the housing includes a first bracket in which a through-hole is formed and a second bracket disposed under the first bracket, and wherein the shock absorber passes through the through-hole of the first bracket and is fastened to the second bracket.

Control unit for vehicle and control method for vehicle

A control unit for a vehicle includes: a vehicle additional yaw moment calculator that calculates a vehicle additional yaw moment to be applied to a vehicle based on a yaw rate of the vehicle; a steering torque instructing module that instructs an assist torque of a steering operation of a steering system; a left-right driving force torque instructing module that instructs a left-right wheel driving torque which applies a moment to the vehicle independently of the steering system; a charging state acquisition module that acquires a state of charge of a battery which stores an electric power serving as a driving source for applying the vehicle additional yaw moment; and an adjuster that adjusts the assist torque and the left-right wheel driving torque based on the state of charge to apply the vehicle additional yaw moment.

Three-wheeled vehicle having non-axial drive

A three-wheeled vehicle includes a chassis, a first wheel rotatably connected to the chassis, the first wheel having a first perimeter, a first diameter and a first geometric center, a second wheel rotatably connected to the chassis, the second wheel having a second perimeter, a second diameter and a second geometric center, a first motor and a second motor, a first drive and a second drive gear, a first plurality of teeth disposed about the first wheel and mechanically engaged with the first drive gear at a location closer to the first perimeter than to the first geometric center, a second plurality of teeth disposed about the second wheel and mechanically engaged with the second drive gear at a location closer to the second perimeter than to the second geometric center, a mount rotatably connected to the chassis and a third wheel rotatably connected to the mount.

HYDRAULIC SYSTEM

A hydraulic system for utility vehicles incudes an auxiliary drive, a hydraulic pump and a first valve arrangement, wherein, in an operating mode, the auxiliary drive is supplied with hydraulic energy by the hydraulic pump via the first valve arrangement, wherein, in addition to the auxiliary drive, the hydraulic pump supplies at least one further hydraulically operated system with hydraulic energy, wherein the hydraulic pump is arranged on a tractor vehicle, and wherein the auxiliary drive is arranged on a trailer, which is able to be coupled to the tractor vehicle. 112.-. (canceled)13. A hydraulic system of a utility vehicle including a tractor vehicle and a trailer , comprising:an auxiliary drive;a hydraulic pump; anda first valve arrangement;wherein, in an operating mode, the auxiliary drive is supplied with hydraulic energy by the hydraulic pump via the first valve arrangement;wherein, in addition to the auxiliary drive, the hydraulic pump supplies at least one further hydraulically operated system with hydraulic energy;wherein the hydraulic pump is arranged on the tractor vehicle, and wherein the auxiliary drive is arranged on the trailer, which is able to be coupled to the tractor vehicle;wherein two auxiliary drives are arranged on in each case one wheel suspension of the trailer;wherein a second valve arrangement is arranged on the trailer and designed for setting the running direction of the auxiliary drive; andwherein the first and second valve arrangements are configured either for supplying the two auxiliary drives with equal hydraulic energy, or are configured for supplying one of the drives with more hydraulic energy than the other auxiliary drive according to journey and state of movement of the trailer.14. The hydraulic system as claimed in claim 13 , wherein the auxiliary drive and the hydraulic pump are arranged in an open hydraulic circuit.15. The hydraulic system as claimed in claim 14 , wherein claim 14 , during the normal operation of the ...

ELECTRIC PORTAL AXLE FOR ELECTRICALLY DRIVING A MOTOR VEHICLE

An electric portal axle () for electrically driving a motor vehicle has a housing (), a single electric machine () and two spur gear stages () for driving two wheels of the axle. A shiftable transmission () is downstream of the electric machine () and is embodied as a planetary gear mechanism with a freewheel () and a differential (). The portal axle () has a shifting mechanism () for shifting two gear stages of the portal axle (). In a first gear stage, a ring gear () of the transmission () and a clutch body () that is fixed to the housing are connected, and a clutch () between the ring gear () and a planetary carrier () of the transmission () is opened. In a second gear stage the ring gear () and the clutch body () are disconnected and the clutch () is closed. 1. An electric portal axle for electrically driving a motor vehicle , the portal axle having two spur gear stages for driving two wheels of the axle , the portal axle comprising: a single electric machine , a shiftable transmission with a freewheel and a differential arranged downstream of the single electric machine , and a housing , the shiftable transmission being a planetary gear mechanism , and the portal axle having a shifting means for shifting two gear stages of the portal axle , a ring gear of the transmission being connected to a clutch body in a first gear stage , with the clutch body being fixed to the housing , and a clutch between the ring gear and a planetary carrier of the transmission is opened , and , in a second gear stage , the ring gear and the clutch body that is fixed to the housing are disconnected and the clutch is closed.2. The portal axle of claim 1 , wherein the clutch is active in a frictionally locking fashion.3. The portal axle of claim 1 , wherein during shifting the power of the electric machine is transmitted via the freewheel claim 1 , and after closing the clutch the freewheel is passed and the power of the electric machine is transmitted via the clutch.4. The portal axle ...

Two-speed transmission for electric vehicle

The present invention relates to a two-speed transmission and includes a first sun gear; a second sun gear; a plurality of first planetary gears which are engaged with the first sun gear to rotate or revolve along a circumferential direction of the first sun gear; a ring gear which includes an inner circumferential gear and an outer circumferential gear, the outer gear rotating by being engaged with an input gear which rotates by a driving device; a plurality of second planetary gears which are engaged with the inner circumferential gear and the second sun gear to rotate or revolve along a circumferential direction of the second sun gear; a carrier to which the first planetary gears and the second planetary gears are rotatably connected; and a brake part which selectively fixes the first sun gear and the second sun gear.

Axle assembly for low floor vehicle

An axle assembly for a low floor vehicle is described herein. The axle assembly includes an axle housing and a drive unit for driving a wheel assembly. The axle housing including a first gearbox, a second gearbox and a cradle assembly coupling the first gear box to the second gear box. The axle assembly includes first and second hub assemblies that form a first axis of rotation. The first gearbox includes an electric motor that is coupled to a transmission used to rotate an output shaft. The first gearbox also includes a differential mounted for rotation with the transmission and a first drop box mounted for rotation with the differential. The axle assembly also includes a portal axle mounted for rotation with the first drop box and extends from the first gearbox to the second gearbox wherein the portal axle forms a second axis of rotation that is offset from the first axis of rotation of the hub assemblies. The second gearbox includes a second drop box mounted for rotation with the portal axle and is adapted to drive the second hub assembly.

LUBRICATION SYSTEM FOR IN-WHEEL MOTOR POWERTRAIN

A lubrication system for an in-wheel motor powertrain is proposed. The system includes a housing having a motor and supporting a wheel, and having a space therein; an input gear and an output gear provided in the housing; two intermediate gears each provided with a first gear meshed with the input gear, and a second gear meshed with the output gear and having a pitch circle diameter different from that of the first gear, the first and second gears being integrally and concentrically coupled together; a pump gear meshed with the input gear; a bearing plate rotatably supporting the input gear, the output gear, and the intermediate gears; a cover plate configured to provide a part of a lubrication pump driven by the pump gear; and a first oil supply part provided by the cover plate and a mid-plate to lubricate the output gear and the intermediate gears. 1. A lubrication system for an in-wheel motor powertrain , the lubrication system comprising:a housing having a motor coupled to a first side thereof and supporting a wheel at an outer circumferential surface thereof, and having a space therein;an input gear directly connected to the motor in the housing;an output gear disposed parallel to the input gear;two intermediate gears each comprising a first gear meshed with the input gear, and a second gear meshed with the output gear and having a pitch circle diameter different from that of the first gear, the first and second gears being integrally and concentrically coupled together;a pump gear meshed with the input gear;a bearing plate rotatably supporting the input gear, the output gear, and the two intermediate gears on the first side of the housing;a cover plate overlapping the bearing plate and a mid-plate interposed between the bearing plate and the cover plate;a lubrication pump disposed on the cover plate and configured to be driven by the pump gear to pump oil; anda first oil supply part provided by the cover plate and the mid-plate to lubricate first sides of the ...

IN-WHEEL MOTOR DRIVING DEVICE

A gear shaft of an output gear in a speed reducer B of an in-wheel motor driving device is supported at its two ends with respect to a housing. The double-end supported gear shaft of the output gear is formed with a spline hole. The spline hole provides spline-connection with an output shaft of the wheel hub C. This structure makes the gear shaft less likely to come out of alignment even if the output gear comes under a bending moment. Therefore, even if an external force such as a lateral force from a tire causes the output shaft of the wheel hub C to develop a shaft deflection, the deformation/displacement is absorbed by a gap between splines which connect the output shaft of the wheel hub C and the output gear with each other. 1. An in-wheel motor driving device comprising: an electric motor disposed in an internal space of a wheel; and a wheel hub connected to the electric motor via a speed reducer , wherein the speed reducer includes an output gear having a gear shaft supported at its two ends with respect to a housing , the double-end supported gear shaft of the output gear being formed with a spline hole for spline-connection with an output shaft of the wheel hub.2. The in-wheel motor driving device according to claim 1 , wherein the gear shaft claim 1 , which is of the output gear and is double-end supported claim 1 , is supported by a bearing on an outboard side and a bearing on an inboard side claim 1 , the bearing on the outboard side having a greater load capacity than the bearing on the inboard side.3. The in-wheel motor driving device according to claim 1 , further comprising an intermediate plate disposed between the electric motor and the speed reducer claim 1 , wherein the electric motor is mounted on one surface of the intermediate plate claim 1 , the speed reducer being mounted on another surface of the intermediate plate claim 1 , the intermediate plate having the inboard-side bearing which supports the gear shaft of the output gear.4. The in- ...

Wheel unit

The present disclosure relates to a wheel unit which comprises: a motor; a pinion gear which is fixed to a rotating portion of the motor; a wheel which includes an annular ground surface and rotates about a final gear support shaft; a final gear made of a resin, which is fixed to the wheel directly or via another member and is disposed on one side in an axial direction with respect to the wheel; a speed reduction mechanism which decelerates rotation of the pinion gear and transmits the rotation to the final gear; and a gear case which accommodates the pinion gear, the speed reduction mechanism, and the final gear, wherein a rotation support portion which rotates along with the final gear and the wheel while being supported by the gear case directly or via another member is provided between the final gear and the wheel; and at least a portion of the final gear is positioned on an inside of a cylindrical or substantially cylindrical area surrounded by the ground surface; when viewed from one side in the axial direction, the final gear support shaft and a motor shaft are disposed in different positions; and the speed reduction mechanism has at least three composite gears each of which has a large diameter gear portion and a small diameter gear portion, and a first support shaft which supports a first composite gear, a second support shaft which supports a second composite gear engaging with the first composite gear, and a third support shaft which supports a third composite gear engaging with the second composite gear are arranged such that, when the first support shaft and the second support shaft define an angle θ 1 relative to the final gear support shaft, and the second support shaft and the third support shaft define an angle θ 2 relative to the final gear support shaft, each of the angles θ 1 and θ 2 is 90° or smaller.

Wheel unit

The present disclosure relates to a wheel unit, which comprise: a motor; a pinion gear which is fixed to a rotating portion of the motor; a wheel which includes an annular ground surface and rotates about a final gear support shaft; a final gear made of a resin, which is fixed to the wheel directly or via another member and is disposed on one side in an axial direction with respect to the wheel; a speed reduction mechanism which decelerates rotation of the pinion gear and transmits the rotation to the final gear; and a gear case which accommodates the pinion gear, the speed reduction mechanism, and the final gear; wherein a rotation support portion which rotates along with the final gear and the wheel while being supported by the gear case directly or via another member is provided between the final gear and the wheel; and when viewed from one side in the axial direction, the final gear support shaft and a motor shaft are disposed in different positions, and the motor includes a rotor magnet on an outside of an armature in a radial direction.

Vehicle powertrain with dual-independent transmissions

A dual-independent powertrain for a vehicle includes a transmission enclosure that houses a first transmission and a second transmission that are mechanically decoupled from each other. The enclosure includes a central frame, a first enclosure cover that interfaces with the central frame to collectively define a first transmission region on a first side of the central frame, and a second enclosure cover that interfaces with the central frame to collectively define a second transmission region on a second side of the central frame. The first transmission is housed within the first transmission region, and the second transmission is house within the second transmission region. Each transmission includes a motor-interfacing shaft that interfaces with a respective electric motor, a drive-interfacing shaft that interfaces with a respective drive wheel of a vehicle, and a multi-stage gear train mechanically coupling the motor-interfacing shaft and the drive-interfacing shaft.

DRIVE FOR AUTONOMOUS GUIDED VEHICLE

An autonomous guided vehicle includes a drive having a high power density, a high sustainable wheel load density, and sufficient moment of inertia. The drive includes a single pass gear set, a preload system for roller bearings, a flywheel, an integral motor, and encoders. 1. In an autonomous guided vehicle having at least left and right drive assemblies adapted for mounting to left and right drive wheels , each one of the drive assemblies comprising:a housing;an output shaft extending through a sidewall of the housing, coupled to the wheel, and adapted for imparting torque to the wheel;a single pass gear set having a helical gear coupled to the output shaft and a helical pinion engaged with the helical gear;a motor rotor coupled to the pinion;a motor stator fixed in the housing;a flywheel coupled to the gear set;an encoder coupled to one of the motor rotor, pinion, and output shaft;wherein the motor rotor, the motor stator, the flywheel, and the gear set are within the housing.2. The autonomous guided vehicle of wherein the autonomous guided vehicle is a material handling robot.3. The autonomous guided vehicle of wherein each one of the drive assemblies is symmetric about a horizontal centerline.4. The autonomous guided vehicle of wherein the left drive assembly is identical to the right drive assembly claim 1 , the left drive assembly is oriented 180 degrees from the right drive assembly about an axis perpendicular to a center axis of the output shafts.5. The autonomous guided vehicle of wherein the moment of inertia of the flywheel is at least 0.008 kg*m̂2 and no more than 0.500 kg*m̂2.6. The autonomous guided vehicle of wherein the moment of inertia of the flywheel is at least 0.012 kg*m̂2 and no more than 0.400 kg*m̂2.7. The autonomous guided vehicle of wherein the moment of inertia of the flywheel is at least 0.013 kg*m̂2 and no more than 0.250 kg*m̂2.8. The autonomous guided vehicle of wherein the rated sustainable wheel load density claim 1 , measured by the ...

Transaxle

A transaxle includes a casing, an axle accommodated in the casing, an electric motor accommodated in the casing, a reduction gear train accommodated in the casing and transmitting an output of the electric motor to the axle, and a bull gear provided on the axle and coupled to the reduction gear train, in which the casing is configured such that a first casing and a second casing are separated and joined at a joint plane parallel to the axle, the bull gear and the axle are supported in the first casing, and the electric motor and the reduction gear train are supported in the second casing.

Swingarm concentric motor drive for electric motorcycle

A motorcycle includes an electric motor having an output shaft defining a motor axis, a rear wheel drivably coupled to the electric motor to propel the motorcycle, a swingarm rotatably supporting the rear wheel, and a frame. The frame includes a main frame member supporting the electric motor and the swingarm. A case of the electric motor is a stressed member of the frame between the main frame member and the swingarm. The swingarm is coupled to the case of the electric motor to define a swingarm pivot axis that is co-axial with the motor axis.

Motor having ring for axially retaining stator

Electric motors are disclosed. The motors are preferably for use in an automated vehicle, although any one or more of a variety of motor uses are suitable. The motors include lift, turntable, and locomotion motors.

Electric motor having low axial profile

Electric motors are disclosed. The motors are preferably for use in an automated vehicle, although any one or more of a variety of motor uses are suitable. The motors include lift, turntable, and locomotion motors.

SUSPENSION REAR AXLE COMPRISING TWO ELECTRIC MOTORS

An electric vehicle comprising a portal axle architecture. The electric vehicle having a frame. An axle assembly including a De Dion tube. A first wheel hub and a second wheel hub rotatably coupled with the De Dion tube. A suspension system coupled with the vehicle frame, the suspension system having at least one pair of trailing arms pivotally coupled with the vehicle frame and at least one pair of air springs. A first electric drive assembly in driving engagement with the first wheel hub, and a second electric drive assembly in driving engagement with the second wheel hub. 115-. (canceled)16. An electric vehicle comprising:a vehicle frame;a portal axle assembly including a De Dion tube;a first wheel hub and a second wheel hub rotatably coupled with the De Dion tube; at least one pair of trailing arms pivotally coupled with the vehicle frame, wherein the at least one pair of trailing arms comprises a first pair of trailing arms extending in a rearward direction;', 'at least one pair of air springs, wherein the air springs are coupled to an upper surface of the trailing arms;', 'a first electric drive assembly in driving engagement with the first wheel hub, wherein the first electric drive assembly is disposed substantially parallel with the portal axle assembly; and', 'a second electric drive assembly in driving engagement with the second wheel hub, wherein the first electric drive assembly is disposed substantially parallel with the portal axle assembly, the first electric drive assembly positioned between the second electric drive assembly and the second wheel hub., 'a suspension system coupled with the vehicle frame, the suspension system comprising17. The electric vehicle of claim 16 , wherein the first electric drive assembly is coupled with the vehicle frame and the second electric drive assembly is coupled with the vehicle frame claim 16 , and wherein the second electric drive assembly is positioned between the first electric drive assembly and the first ...

Electromechanical drive for a working machine

An electromechanical drive comprises an electrical machine ( 101 a ), an electrical power converter ( 103 ) for converting voltage of an external electrical system to voltage suitable for the electrical machine, and a gearbox ( 111 a ) for mechanically connecting the electrical machine to an actuator ( 112 a ) and capable of providing selectable transmission ratios between the electrical machine and the actuator. The electrical power converter comprises a controller for selecting one of the selectable transmission ratios at least partly on the basis of a) first data related to actual and/or desired torque-speed operating point of the actuator and b) second data related to functional properties of at least the electrical machine. Thus, the transmission ratio can be selected at least partly from the viewpoint of the electrical machine taking into account for example the most advantageous speed range and/or torque range of the electrical machine.

Drive force control system

A drive force control system configured to achieve a yaw rate required by a driver. A first target yaw rate is calculated based on a steering angle, and a second target yaw rate is calculated based on a steering torque. A first target torque of a right wheel and a second target torque of a left wheel are calculated based on a first difference between the first target yaw rate and an actual yaw rate. the first target torque is corrected based on the second target yaw rate and the actual yaw rate to obtain a third target torque, and the second target torque is corrected based on the second target yaw rate and the actual yaw rate to obtain a fourth target torque. A controller transmit signals to the drive unit to achieve the third target torque and to achieve the fourth target torque.

IN-WHEEL MOTOR DRIVE DEVICE

An in-wheel motor drive device includes a wheel hub bearing unit and a speed reduction unit that decelerates rotation of a motor unit and transmits decelerated rotation to a wheel. A suspension bracket has an upper connecting seat portion connectable with a suspension device, a lower connecting seat portion connectable with the suspension device, and an intermediate area connecting a vehicle rear part of the upper connecting seat portion and a vehicle rear part of the lower connecting seat portion. A notch is provided between a vehicle front part of the upper connecting seat portion and a vehicle front part of the lower connecting seat portion on a front side of the vehicle of the intermediate area. A fixing means attaches/fixes the suspension bracket to a casing of the speed reduction unit and/or a fixed wheel such that an axis of the wheel hub bearing unit passes through the notch. 1. An in-wheel motor drive device comprising:a motor unit;a wheel hub bearing unit that has a rotating wheel rotating integrally with a wheel, a fixed wheel arranged coaxially with the rotating wheel, and a plurality of rolling elements arranged in an annular gap between the rotating wheel and the fixed wheel;a speed reduction unit that decelerates rotation of the motor unit and transmits the decelerated rotation to the rotating wheel;a suspension bracket that has an upper connecting seat portion connectable with a suspension device, a lower connecting seat portion connectable with the suspension device, and an intermediate area connecting a vehicle rear part of the upper connecting seat portion and a vehicle rear part of the lower connecting seat portion, and defines a notch between a vehicle front part of the upper connecting seat portion and a vehicle front part of the lower connecting seat portion on a front side of the vehicle of the intermediate area; anda fixing means for attaching and fixing the suspension bracket to a casing of the speed reduction unit and/or the fixed wheel in ...

ELECTRIC DRIVE AXLE POWERPATH & THE DRIVE AXLE MADE THEREWITH

An electric drive axle having first and second axle shafts operatively connected by a differential apparatus, and an electric motor having a driving shaft coupled with a rotor of the electric motor is provided. A driving shaft may be coupled for rotation with a rotor of the electric motor, and disposed parallel with the first axle shaft. A first driving gear may be disposed on the driving shaft. A driven shaft having a first driven gear and a second driven gear, wherein the first driven gear meshes with the first driving gear. A layshaft disposed parallel with the first axle shaft may comprise a first layshaft gear coupled therewith and meshed with the second driven gear. A second layshaft gear disposed on the layshaft may be in meshed engagement with a first drive gear coupled with the differential apparatus case. 1. An electric drive axle , comprising:a first axle shaft;a second axle shaft coaxial with said first axle shaft;a differential apparatus having a differential case, wherein said differential apparatus operatively connects said first and second axle shafts;an electric motor having a stator and a rotor;a driving shaft coupled for rotation with said rotor disposed parallel with said first axle shaft;a first driving gear disposed on said driving shaft;a driven shaft having a first driven gear and a second driven gear, wherein said first driven gear meshes with said first driving gear;a layshaft disposed parallel with said first axle shaft;a first layshaft gear coupled with said layshaft and meshed with said second driven gear;a second layshaft gear disposed on said layshaft; anda first drive gear coupled with said differential case and in meshed engagement with said second layshaft gear.2. The electric drive axle of claim 1 , wherein:said driven shaft is disposed concentrically about said first axle shaft.3. The electric drive axle of claim 1 , wherein:said electric motor is radially offset from said first and second axle shafts.4. The electric drive axle of ...

LOW GRAVITY ALL-SURFACE VEHICLE

Vehicles are disclosed which have a lower center of gravity than existing all-terrain, amphibious, and unmanned ground vehicles due to the location of propulsion units and other vehicle components inside the wheels of the vehicle. The vehicles can climb over large obstacles vet are also able to corner at high speeds. The vehicles can be configured for direct manual operation or operation by remote control, and can also be configured for a wide variety of missions. 1. A wheel , comprising:a frame mount configured to connect the wheel to a vehicle frame;a rotation point about which the wheel rotates, wherein rotational motion of the wheel is translated to linear motion of the vehicle frame through the frame mount; anda motor positioned inside an inner volume of the wheel such that the wheel rotates about the rotation point and the motor.2. The wheel of claim 1 , wherein the motor comprises a hub motor.3. The wheel of claim 2 , wherein the motor is positioned below the rotation point.4. The wheel of claim 3 , further comprising:a control unit positioned inside the inner volume, wherein the control unit provides control signals to the motor.5. The wheel of claim 4 , wherein the control unit is positioned below the rotation point.6. The wheel of claim 3 , further comprising:an energy source positioned inside the inner volume, wherein the energy source provides electrical energy to the motor.7. The wheel of claim 6 , wherein the energy source is positioned below the rotation point.8. The wheel of claim 3 , further comprising:a suspension element positioned inside the inner volume of the wheel.9. The wheel of claim 1 , wherein the frame mount releasably connects the wheel to the vehicle frame.10. The wheel of claim 1 , wherein the rotation point passes through a central axis of the wheel and wherein the motor is mounted off-axis from the central axis.11. The wheel of claim 10 , wherein at least one gear couples the motor to the wheel. The present application is a ...

VEHICLE CONTROL DEVICE AND VEHICLE CONTROL METHOD

A vehicle control device includes: a requested torque acquisition module that acquires a requested torque requested to a motor that drives a wheel; a control subject designation module that designates one of a wheel speed and a motor rotation speed as a control subject on the basis of the requested torque; and a control module that performs feedback control in a manner that the control subject designated by the control subject designation module becomes equal to a target value. 1. A vehicle control device comprising:a requested torque acquisition module that acquires a requested torque requested to a motor that drives a wheel;a control subject designation module that designates one of a wheel speed and a motor rotation speed as a control subject on the basis of the requested torque; anda control module that performs feedback control in a manner that the control subject designated by the control subject designation module becomes equal to a target value.2. The vehicle control device according to claim 1 ,wherein the control subject designation module designates the motor rotation speed as the control subject in a case where the requested torque is a predetermined threshold or more, and the control subject designation module designates the wheel speed as the control subject in a case where the requested torque is less than the threshold.3. The vehicle control device according to claim 1 , comprisinga slip determination module that determines a slip of a wheel on the basis of a comparison result between the target value and the control subject designated by the control subject designation module,wherein the control module performs the feedback control in a case where the slip determination module determines that a slip is occurring.4. The vehicle control device according to claim 2 , comprisinga slip determination module that determines a slip of a wheel on the basis of a comparison result between the target value and the control subject designated by the control ...

In-wheel motor drive device

A large gear and a small gear are provided to an intermediate shaft of an in-wheel motor drive device, and a final output gear configured to mesh with the small gear of the intermediate shaft is provided to an output shaft. The output shaft is supported by bearings on in-board and out-board sides, respectively, and the large gear of the intermediate shaft is arranged between the bearing configured to support the output shaft on the in-board side and the final output gear of the output shaft. The bearing and the large gear are arranged so that, when viewed from the axial direction, a tooth top circle of the large gear of the intermediate shaft and a radially outer circle of the bearing configured to support the output shaft on the in-board side have an intersection point.

SINGLE-WHEEL DRIVE COMPONENT FOR A MOTOR VEHICLE AND CORRESPONDING MOTOR VEHICLE

A single-wheel drive component for a motor vehicle, having a drive assembly and a wheel carrier, on which a wheel hub, which can be driven by the drive assembly, is rotatably mounted by a wheel bearing. At least one assembly support for mounting the drive assembly on a body of the motor vehicle originates from the drive assembly. It is provided in this case that an assembly bearing for elastic mounting of the drive assembly on the body is arranged on the assembly support. At least one control arm is articulated on the wheel bearing on one side and on the assembly support on the other side, in order to mount the wheel carrier. 110-. (canceled)11. A single-wheel drive component for a motor vehicle , comprising:a drive assembly and a wheel carrier, on which a wheel hub, which can be driven by the drive assembly, is rotatably mounted by a wheel bearing, wherein at least one assembly support for mounting the drive assembly on a body of the motor vehicle originates from the drive assembly, wherein an assembly bearing for elastic mounting of the drive assembly on the body is arranged on the assembly support, wherein at least one control arm is articulated on the wheel bearing on one side and on the assembly support on the other side, in order to mount the wheel carrier.12. The single-wheel drive component according to claim 11 , wherein a bearing claim 11 , by which the control arm is articulated on the assembly support claim 11 , is attached to a bearing bracket claim 11 , which is rigidly attached to the assembly support.13. The single-wheel drive component according to claim 11 , wherein the bearing is designed as a rubber bearing claim 11 , rubber-metal bearing claim 11 , or as a ball bearing.14. The single-wheel drive component according to claim 11 , wherein the assembly support has a pipe profile claim 11 , at least in areas.15. The single-wheel drive component according to claim 11 , wherein a mounting flange claim 11 , to which the assembly support is attached ...

AUTONOMOUS MOBILE ROBOT AND WALKING METHOD THEREOF

Embodiments of the present disclosure provide an autonomous mobile robot and a walking method thereof. The autonomous mobile robot includes a machine body, a driving wheel assembly and an obstacle crossing assembly. The driving wheel assembly is rotatably arranged on the machine body through a first rotating shaft. The driving wheel assembly includes a driving wheel. When the driving wheel moves from a first position to a second position relative to the machine body, the obstacle crossing assembly applies a force to the driving wheel assembly to make a change amplitude of positive pressure between the driving wheel and a traveling surface less than or equal to a set threshold value. 1. An autonomous mobile robot , comprising a machine body , a driving wheel assembly and an obstacle crossing assembly , wherein ,the driving wheel assembly is rotatably arranged on the machine body through a first rotating shaft;the driving wheel assembly comprises a driving wheel; andwhen the driving wheel moves from a first position to a second position relative to the machine body, the obstacle crossing assembly applies a force to the driving wheel assembly to make a change amplitude of positive pressure between the driving wheel and a traveling surface less than or equal to a set threshold value.2. The autonomous mobile robot according to claim 1 , wherein claim 1 , the set threshold value is 0˜25%.3. The autonomous mobile robot of claim 1 , wherein claim 1 ,the obstacle crossing assembly provides an increasing torque for the driving wheel assembly; orthe obstacle crossing assembly provides a torque that is stable in a set error range for the driving wheel assembly.4. The autonomous mobile robot according to claim 1 , wherein claim 1 , the obstacle crossing assembly comprises a force bearing portion arranged on the driving wheel assembly and a force application portion arranged on the machine body.5. The autonomous mobile robot according to claim 4 , wherein claim 4 , the force ...

DRIVE DEVICE

This drive device is provided with a motor section () and a wheel () which is connected to the output section () of the motor section () and which rotates. The wheel () has a circular plate-shaped disk section () which is affixed to the output section (), and a rim section () which extends in the axial direction of the output section () from the outer periphery of the disk section () and on which a tire () is mounted. The disk section () is provided with a rib () surrounding the periphery of the motor section (). 1. A drive device comprising:a motor section which has a motor case formed to have a reduced diameter via gradual step differences in one direction;a decelerating section which is disposed on a furthest side of the motor case in the one direction and which has an output shaft configured to decelerate and output an output of the motor section; anda rotating member which is disposed on a side of the one direction beyond the decelerating section and is coupled to and rotates with the output shaft,wherein at least either the motor section or the rotating member is provided with a waterproof cover formed to surround a periphery of the motor case, andan inner peripheral surface of the waterproof cover is formed into a stepped shape to follow an outer peripheral surface of the motor case.2. The drive device according to claim 1 , wherein a disk section with a disk shape which is secured to the output shaft, and', 'a rim section, which extends in an axial direction of the output shaft from an outer peripheral portion of the disk section, to which a tire is attached,, 'the rotating member is a wheel which hasthe disk section is provided with a rib which surrounds a periphery of the motor section, andthe rib is the waterproof cover.3. The drive device according to claim 2 , whereinthe motor section is provided with a first motor cover with a tubular shape which projects toward the disk section,the first motor cover and the rib at least partially overlap in a radial ...

Wrap around vehicle windshield

Systems, methods, and devices for a vehicle windshield are disclosed herein. A vehicle includes a vehicle body comprising a front, a first side, and a second side, wherein the first side and the second side are opposite one another on the vehicle body. The vehicle comprises a cabin located within the body of the vehicle, wherein the cabin comprises an interior that is configured to accommodate at least one person. The vehicle comprises at least one door that provides ingress and egress to the interior of the cabin of the vehicle. The vehicle comprises a windshield that provides a visual line of sight out of the cabin for a user located within the interior of the cabin, and wherein the windshield extends across the front and at least partially on to at least one of the first side or the second side.