СКВАЖИННЫЙ ПРИВОДНОЙ АГРЕГАТ, ИМЕЮЩИЙ РАСПОЛОЖЕННЫЙ В КОЛЕСЕ ГИДРАВЛИЧЕСКИЙ ДВИГАТЕЛЬ

Данное изобретение относится к скважинному приводному агрегату (11) для ввода в скважину, содержащему: корпус (51) приводного агрегата, рычажное устройство (60), выполненное с возможностью перемещения между убранным положением и выдвинутым положением относительно корпуса приводного агрегата, устройство (41) для приведения в действие рычагов, расположенное в корпусе приводного агрегата и предназначенное для перемещения рычажного устройства между убранным положением и выдвинутым положением, и колесное устройство (90), содержащее неподвижную часть (91) и вращающуюся часть (92). Причем неподвижная часть соединена с рычажным устройством или образует часть рычажного устройства и соединена с вращающейся частью с возможностью вращения. Колесное устройство содержит гидравлический двигатель, содержащий корпус (93) гидравлического двигателя и вращающуюся секцию (84), соединенную с вращающейся частью для вращения части колесного устройства. Также предложена скважинная система, содержащая указанный ...

ГИДРОМОТОР, ИНТЕГРИРОВАННЫЙ С КОЛЕСОМ ТРАНСПОРТНОГО СРЕДСТВА

Изобретение относится к гидромотору, интегрированному с колесом транспортного средства. Гидромотор содержит ступицу, корпус гидромотора, кольцевую гайку, распределитель гидравлического масла. Ступица установлена на поворотную цапфу, определяющую ось (Х) ступицы и гидромотора. Корпус гидромотора установлен без возможности вращения на поворотной цапфе, имеет кольцевую форму и оснащен радиальными поршнями. Кольцевая гайка выполнена за одно целое со ступицей, на которую воздействуют радиальные поршни. Распределитель гидравлического масла расположен в ступице. Достигается повышение надежности устройства. 2 н. и 10 з.п. ф-лы, 2 ил.

ПРИВОДНОЕ УСТРОЙСТВО ДЛЯ РОБОТА-УБОРЩИКА

Приводное устройство может быть использовано в роботе-уборщике, имеющем узел привода, способном преодолевать пороги и препятствия при постоянном контакте приводных колес с полом, и позволяет упростить узел механического привода при улучшенной собираемости загрязнений и сниженной производственной себестоимости. Устройство содержит основной корпус робота-уборщика, приводные двигатели, установленные в основном корпусе робота-уборщика для передачи мощности на приводные колеса, кожухи приводных двигателей, шарнирно соединенные с основным корпусом робота-уборщика и предназначенные для размещения приводных двигателей в них. Каждый из кожухов приводных двигателей содержит верхний кожух и нижний кожух. Между основным корпусом робота-уборщика и кожухами приводных двигателей вставлены поджимающие элементы, предназначенные для поджима кожухов приводных двигателей. Для обеспечения возможности поворота кожуха предусмотрен шарнир, выступающий от верхнего и нижнего кожухов соответственно в вертикальном ...

КОЛЕСО С ВЫРАБАТЫВАЮЩИМ ЭЛЕКТРОЭНЕРГИЮ КОМБИНИРОВАННЫМ ЭЛЕКТРОМЕХАНИЧЕСКИМ СРЕДСТВОМ, СОДЕРЖАЩИМ НЕСКОЛЬКО ВСПОМОГАТЕЛЬНЫХ ПРИВОДНЫХ МЕХАНИЗМОВ

Изобретение относится к мотор-колесам. Колесо содержит средство для выработки и передачи энергии, вращающееся кольцо, неподвижную пластину, первый и второй вспомогательные приводные механизмы и колпаки колеса. Вращающееся кольцо установлено на внутренней окружности обода колеса. Кольцо содержит корпус магнитов, включающий несколько магнитов, расположенных в отделениях, образованных внутри кольца с постоянным промежутком. Неподвижная пластина прикреплена к валу и содержит корпус обмоток, включающий несколько обмоток, расположенных в отделениях, соответствующих магнитам корпуса магнитов. Вспомогательные приводные механизмы выполнены с возможностью обеспечения увеличения движущей силы посредством снижения вращательного усилия колеса. Колпаки колеса установлены с возможностью вращения на валу с использованием подшипников на обеих сторонах обода. Колпаки выполнены с возможностью передачи движущей силы, вырабатываемой вспомогательными приводными механизмами, на колесо. Технический результат изобретения ...

ЭЛЕКТРОДВИГАТЕЛЬ

Изобретение относится к электродвигателям, расположенным в ведущих колесах транспортного средства. Электродвигатель включает корпус, электрическую часть, подшипниковые щиты и вал. При этом корпус электродвигателя выполнен несущим и имеет элементы крепления к транспортному средству. Между подшипниковым щитом и крышкой образована камера с дисковой тормозной системой. Центральная втулка тормозной системы закреплена на валу, а внешний барабан установлен между крышкой и несущим корпусом. Технический результат заключается в обеспечении защиты тормозной системы от загрязнения. 1 з.п. ф-лы, 1 ил.

ГИБРИДНАЯ ЭЛЕКТРИЧЕСКАЯ РАБОЧАЯ МАШИНА

Изобретение относится к гибридной электрической рабочей машине. Рабочая машина содержит переднюю часть с передней рамой, заднюю часть с задней рамой, первую и вторую группы взаимодействующих с поверхностью земли элементов, средство передачи электрической энергии от электромашины к электродвигателю, первый и второй шарниры между передней и задней частями, устройство рулевого управления. Одна из частей содержит источник энергии, а другая электродвигатель/электродвигатели для привода взаимодействующих с поверхностью земли элементов. Источник энергии содержит электромашину и устройство получения механической энергии. Второй шарнир обеспечивает поворот передней части относительно задней части вокруг вертикальной оси. Устройство рулевого управления обеспечивает поворот передней части относительно задней части вокруг вертикальной оси. Часть рабочей машины, на которой установлено устройство получения механической энергии, содержит механическое устройство для передачи мощности от устройства получения ...

КОЛПАК КОЛЕСА ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА, ПРИВОДНОЙ БЛОК ДЛЯ ТРАНСПОРТНОГО СРЕДСТВА И ТРАНСПОРТНОЕ СРЕДСТВО

Колпак колеса устанавливается таким образом, чтобы он вращался относительно вращения колеса с шиной, соединенной с внешней окружностью колеса. Колпак колеса имеет форму, указывающую направление движения транспортного средства, или фигурный указатель, указывающий направление движения транспортного средства наружу по поперечной оси транспортного средства, и выполнен с возможностью вращения приводом таким образом, что при изменении направления движения транспортного средства форма или фигурный указатель указывают направление движения транспортного средства. Технический результат – расширение арсенала технических средств. 5 н. и 7 з.п. ф-лы, 12 ил.

САМОУПРАВЛЯЕМОЕ КОЛЕСО И СПОСОБ ЕГО ЭКСПЛУАТАЦИИ

Изобретение относится к области транспортирования. Самоуправляемое колесо состоит из нескольких частей и выполнено с возможностью изменения взаимного расположения отдельных его частей, контактирующих с опорной поверхностью. Способ эксплуатации колеса, состоящего из нескольких частей, заключается в том, что изменяют взаимное расположение отдельных его частей, контактирующих с опорной поверхностью. Технический результат – расширение арсенала технических средств. 2 н.п. ф-лы.

ГИДРОМОТОР, ИНТЕГРИРОВАННЫЙ С КОЛЕСОМ ТРАНСПОРТНОГО СРЕДСТВА

Straßendecken-Fertiger

Antriebseinheit, Arbeitsmaschine und Anbaugerät

Die Erfindung betrifft eine Antriebseinheit (1, 1‘) für eine landwirtschaftliche und/oder forstwirtschaftliche Arbeitsmaschine (27) oder für ein selbstfahrfähiges Anbaugerät (28) einer landwirtschaftlichen und/oder forstwirtschaftlichen Arbeitsmaschine (27), umfassend einen Elektromotor (34) mit einem Motorgehäuse (3, 3‘). Die erfindungsgemäße Antriebseinheit (1, 1‘) zeichnet sich dadurch aus, dass das Motorgehäuse (3, 3‘) an seiner radialen Außenseite Formschlusselemente (4, 4‘) und/oder Kraftschlusselemente (5, 5‘) aufweist, mittels derer es formschlüssig und/oder kraftschlüssig an die Arbeitsmaschine (27) oder das Anbaugerät (28) koppelbar ist. Die Erfindung betrifft weiterhin eine entsprechende Arbeitsmaschine (27) sowie ein entsprechendes Anbaugerät (28).

Antriebssystem für ein Fahrzeug

Die Erfindung betrifft ein Antriebssystem für ein Fahrzeug, insbesondere ein Flurförderzeug mit lenkbaren Hinterrädern, umfassend zwei Antriebseinheiten (22), welche jeweils einem Hinterrad (20) des Fahrzeugs zugeordnet sind und eine Steuer-/Regeleinheit, welche mit den beiden Antriebseinheiten (22) gekoppelt und dazu eingerichtet ist, ihren Betrieb zu steuern/regeln. Hierbei umfassen die beiden Antriebseinheiten (22) jeweils einen Drehschemelantrieb (24) mit wenigstens einem Elektromotor.

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

Antriebseinheit für ein Fahrzeugrad, Fahrzeugrad sowie Verfahren zum Antrieb eines Fahrzeugrades

Antriebseinheit (3) für eine Fahrzeugrad (1), wobei die Antriebseinheit (3) eine Elektromaschine mit einem Stator (12) und einem Rotor (7), eine zentrale Welle (9), mindestens ein erstes Radlager (8) und mindestens eine Bremsvorrichtung umfasst, wobei der Stator (12) koaxial zur zentralen Welle (9) angeordnet und auf dieser befestigt ist, wobei der Rotor (7) koaxial zur zentralen Welle (9) und mittels des mindestens ersten Radlagers (8) um den Stator (12) herum drehbar gelagert ist, wobei der Rotor (8) ein Rotorgehäuse (21) aufweist, wobei an einem ersten Abschnitt (22) des Rotorgehäuses (21) in Umfangsrichtung des Rotors (7) 2p Mittel zur Erzeugung eines Magnetfeldes mit jeweils wechselnder Polarität angeordnet sind, wobei ein zweiter Abschnitt (23) des Rotorgehäuses (21) als mit der Bremsvorrichtung zusammenwirkende Bremsfläche ausgebildet ist, wobei die Elektromaschine eine Gleichstrommaschine ist und der erste und zweite Abschnitt (22, 23) des Rotorgehäuses (21) mittels eines dritten ...

Hydraulischer Radnabenantrieb fuer Schwerlastfahrzeuge

Detektiervorrichtung für Radkraftkomponenten

Es wird eine Detektiervorrichtung für Radkraftkomponenten angegeben, um eine auf ein Rad wirkende Kraftkomponente zu detektieren. Eine Detektiervorrichtung (70) für Radkraftkomponenten weist einen zylindrischen Achsenflansch (10), einen Elektromotor (30) und eine Radeinheit (50) auf. Der Achsenflansch (10) ist mit der Achse (3) verbunden. Der Elektromotor (30) weist einen Stator (31), der an dem Achsenflansch (10) befestigt ist und um den Außenumfang in der radialen Richtung des Achsenflansches (10) angeordnet ist, sowie einen Anker (40) auf, der von dem Achsenflansch (10) drehbar gelagert und außerhalb des Stators (31) drehbar ist. Die Radeinheit (50) hält den Anker (40), ist von dem Achsenflansch (10) drehbar gelagert und durch die Kraft von dem Elektromotor (30) drehbar. Die Detektiervorrichtung (70) für Radkraftkomponenten weist ein Paar von Messeinheiten (75) auf, die jeweils einen Zylinder (71) und eine Brückenschaltung aufweisen. Der Zylinder (71) ist außerhalb von der Umfangsfläche ...

Verbundlenkerachse eines Fahrzeuges

Die Erfindung betrifft eine Verbundlenkerachse eines Fahrzeuges mit zwei Längslenkern und einem diese verbindenden Querprofil, sowie mit einem Antriebsaggregat, welches über eine Antriebswelle zumindest eines der von der Verbundlenkerachse geführten Räder antreibt und welches in unmittelbarer Nähe der gemeinsamen Drehachse der Räder in Konstruktionslage gelagert ist. Das Antriebsaggregat ist dabei um eine Parallelachse zur gemeinsamen Drehachse der Räder drehbar am Fahrzeugaufbau gelagert und dieser Drehfreiheitsgrad ist durch eine Pendelstütze abgestützt.

Antriebsanordnung für ein Fahrzeug sowie Fahrzeug mit der Antriebsanordnung

Bei Elektrofahrzeugen werden neben klassischen, zentralen Antriebsmotoren auch dezentrale, radselektive Elektromotoren zum Antrieb eingesetzt. Bei einer derartigen Antriebsart ist jedem angetriebenen Rad ein eigener Elektromotor zugeordnet. Aufgrund der kompakten Abmessungen der Elektromotoren ist es möglich, auch angetriebene Lenkachsen mit radselektiven Antrieben auszustatten.Es wird eine Antriebsanordnung 2 für ein Fahrzeug 1 vorgeschlagen, mit einem Fahrgestell 10, mit einer gelenkten Antriebsachse 24, wobei die gelenkte Antriebsachse 24 zwei Radeinheiten aufweist, wobei jede der Radeinheiten ein Rad 3, eine Querlenkeranordnung 14 zum Schwenken des Rads um eine Lenkachse 19, wobei die Querlenkeranordnung 14 an dem Fahrgestell 10 abgestützt ist, und einen außenliegenden Antrieb bzw. Radnabenantrieb 5 mit einem Rotor 12 und einem Stator 13 aufweist, wobei der Rotor 12 mit dem Rad 3 verbunden ist und wobei der Stator 13 über die das Fahrgestell 10 abgestützt ist, wobei der Stator 13 in ...

Umlaufender Mehrzylindermotor, der in den Speichen eines Fahrrades eingebaut ist

Axial pump or motor

Two rotation-synchronised groups of concentric cylindrical holes (4a,4b) and axially spaced cylindrical drums (2,3) are provided and between these a circular swashplate (6) is placed non-twistably at an angle to the rotation axis (F) of the machine. A piston (5) thrusts against the swashplate from within the holes lengthways to displace the pressure medium from one piston face and load the other face with medium. The piston consists of two coaxially spaced parts (5a,5b) of similar diameter so as to ride into opposing holes. These two piston parts are joined by a bridge piece (5c) as fitted with two support elements (7a,7b) on each bridge part so as to move directly or indirectly onto the swashplate along a travel path. The bridge parts radiate inwards towards the machine rotation axis (D).

Nabenantrieb

Nabenantrieb mit einer auf einem Nabenträger gelagerten Nabe, die von einer Antriebswelle unter Zwischenschaltung eines Getriebes antreibbar ist, und mit einer integrierten Bremseinrichtung, die eine erste und eine zweite Bremse aufweist, wobei die erste Bremse im wesentlichen radial innerhalb der zweiten Bremse angeordnet ist, dadurch gekennzeichnet, dass die erste Bremse (14) zur direkten Koppelung der Antriebswelle (3) und/oder eines damit drehstarr verbundenen Getriebeeingangselements mit dem Nabenträger (13) und die zweite Bremse (15) zur direkten Koppelung der Nabe (10) und/oder eines Getriebeausgangselements mit dem Nabenträger (13) ausgebildet ist, wobei die beiden Bremsen (14, 15) einen gemeinsamen mit dem Nabenträger verbundenen Bremsstatorträger (18) aufweisen, der mit einem hohlzylindrischen Axialsteg (18a) versehen ist, und wobei radial innerhalb des Axialstegs (18a) zumindest ein Bremsrotor und ein Bremsstator der ersten, als Betriebsbremse verwendeten Bremse (14) und radial ...

Teilbarer Radantrieb

Um einen Radantrieb für ein Fahrzeug zu schaffen, welcher zumindest einen Motor, ein Getriebe und ein Rad enthält, ist eine Konstruktion von Vorteil, welche für geringe Produktionskosten und niedrige Wartungskosten eine überdurchschnittliche Verfügbarkeit des Fahrzeuges gewährleistet. Daher wird vorgeschlagen, dass der Radantrieb aus mindestens zwei voneinander trennbaren Einheiten besteht, wovon mindestens eine der Einheiten in das Rad des Fahrzeuges integriert ist und mit dem Rad bei einem Radwechsel getauscht wird, und eine zweite Einheit bei der Trennung der Einheiten durch einen Radwechsel im Fahrzeug verbleibt. Insbesondere wird vorgeschlagen, dass die erste mit dem Rad verbundene Einheit das Getriebe des Radantriebs umfasst.

ANTRIEBSEINHEIT FÜR ELEKTRISCH ANGETRIEBENES NIEDERFLURFAHRZEUG

Hydraulisches Achsgetriebe und Fahrzeug mit solchem Achsgetriebe

An electric motor or genrator system

MOTOR DRIVING DEVICE PROVIDED WITH DECELERATOR AND ELECTRIC VEHICLE

Liquid or gas cooled electric motor system

Hinged motor drive apparatus for robotic cleaners

A robotic cleaner drive apparatus comprises a main cleaner body and two drive wheels 140 each driven by a drive motor 110 pivotally mounted inside the body, which exerts a force on the housings 120 of the motors 110 via springs 130 acting as pressure members. This enables the drive wheels 140 to remain in contact with a floor. Each motor 110 typically has an upper and lower housing, each comprising a protrusion which is semi-circular in cross-section (123a,123b see fig 4). Cylindrical hinge members 123 consist of adjacent protrusions (123a,123b), and are supported by brackets 102 in a lower frame 101 of the cleaner. Each bracket 102 includes a groove and protrusion (131b,131a see fig 5) for locating and retaining the springs 130.

Drive systems and methods

A drive system for a vehicle comprising a rolling means fixedly mounted within an at least partially ring-shaped member which extends at least partially around the rolling means, the drive system further comprising a motor means mounted on the axle means, the axle means being mounted on the inside surface of the at least partially ring-shaped member, the at least partially ring-shaped member is separately movable and independently driven from the rolling means and the motor, when driven, acts so as to rotate the rolling means within the at least partially ring-shaped member. The rolling means may be a wheel or a spherical wheel. The at least partially ring-shaped member may be a ring or a substantially semi-circular member. The at least partially ring-shaped member may be a toothed or a gear which is actuated to steer the wheel.

Vehicle braking system

Improvements in or relating to wheel hub electric motors

A wheel hub electric motor assembly 10 for a wheeled vehicle. The wheel hub electric motor assembly 10 comprises an electric motor 18 having a rotor 36, a stator 34 and a hub assembly (21, Figure 5) having formations which enable a vehicle wheel to be connected thereto. The hub assembly (21) has a base member 76, a rotor member 78 and bearing 80 disposed therebetween. The base member 76 of the hub assembly (21) is releasably connected to the stator 34. The rotor member 78 of the hub assembly (21) is coupled for rotation with the rotor 36 of the electric motor 18. The wheel hub electric motor assembly 10 further includes a bearing arrangement 64 provided between the rotor 36 and the stator 34 of the electric motor 18. Preferably the hub assembly (21) can be removed from a wheel hub electric motor assembly 10 without affecting the alignment if the rotor 36 and stator 34, the alignment of the rotor 36 and stator 34 being maintained by the bearing arrangement 64.

Direct-drive wheel motor for electric vehicle

An apparatus for transporting a load

An apparatus for transporting a load

An apparatus 10a for transporting a load, including (i) a ground-engaging device for effecting movement of the load over a surface, (ii) a transmitter 32 and a receiver 34 module and (iii) a controller 30 capable of conducting a status check of components and/or devices of the apparatus in order to provide an apparatus operative or apparatus non-operative signal to the transmitter module, wherein the transmitter module transmits said signal and the receiver module receives from another, second such apparatus 10d its respective apparatus operative or apparatus non-operative signal. The transmitter may transmit the first apparatus status signal to both its own receiver and that of another apparatus 10b. According to a second aspect, the invention relates to a system (1, fig. 1) including at least three apparatus as described above, and a central command module 4 (CCM) for sending movement instructions to the ground-engaging device (wheel 18, fig. 1) of each apparatus. According to a third ...

A drive arrangement for a vehicle

A drive arrangement is provided which comprises a vehicle mountable interface 11, rotatably coupled to a mounting arm 12 to allow its continuous rotation in a clockwise and anticlockwise direction that is substantially perpendicular to longitudinal and transverse axes of the vehicle. The arrangement comprises an electric motor (16 see fig 1) whose stator (252 fig 22) is coupled to the mounting arm 12 with the axis of the rotor (240 fig 22) of the motor (16) being substantially perpendicular to the rotational axis of the interface, the rotor (240) being coupled to a wheel 17 for the electric motor (16) to drive the wheel 17. The arrangement comprises an arm recess for electric wires and for piping to supply motor coolant and rotor brake disc fluid. The interface may comprise annular electrical contact and an electrically conductive fluid. The invention uses in-wheel motors to provide high manoeuvrability suitable for driverless vehicles.

COMPREHENSIVE ELECTRIC MOTOR ROAD VEHICLE SYSTEM

Front motor drive bicycle with side mounted wheels

A drive system for a side mounted cycle wheel 4, comprising a wheel hub 18 for mounting the side mounted cycle wheel 4; a motor drive 9 for driving the side mounted cycle wheel, the motor drive comprising an electric motor 10,11 and a planetary gear 26 reduction assembly positioned at least partially within the wheel hub 18; and, a rotary wheel hub bearing 20 rotatably coupling the wheel hub 18 to the motor drive 9, wherein the rotary wheel hub bearing 20 is positioned laterally between the electric motor 10,11 and the planetary gears 26. The bearing 20 may be of smaller diameter than either the motor stator 10 or the wheel hub 18. The drive may be used in a cycle or other electric vehicle.

HYDRAULIC OH TRANSMISSION AND VEHICLE WITH SUCH OH TRANSMISSION

WHEEL DRIVE ARRANGEMENT

IMPROVED TIRE SENTENCE ARRANGEMENT

DRIVE SYSTEM FOR VEHICLES

ROTARY DRIVE ALSO OUTSIDE OF THE AXLE CENTER ARRANGED ENGINE

ELECTRICAL WHEEL HUB DRIVE SYSTEM

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

CURRENTDRIVEN WHEEL FOR A MILITARY VEHICLE

WHEEL DRIVE ARRANGEMENT AND SPINDLE CARRIER

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.

Omnidirectional wheel hub drive

Die Erfindung betrifft ein Antriebssystem (1) für Transportvorrichtungen mit zwei individuell elektromagnetisch angetriebenen Antriebsrädern (2, 2a), die auf einer gemeinsamen ersten Achse, der Antriebsräderdrehachse (30), fluchtend angeordnet sind, die zu einer zweiten Achse, der Pendelachse (31) im Winkel von 90° angeordnet ist, zu denen eine dritte Achse, die Schwenkachse (32), im Winkel von 90° angeordnet ist, die Felge (20) der Antriebsräder (2, 2a) mittels dem Radlager (15) gelagert ist, und die elektromagnetischen Antriebskomponenten Rotor (17) und Stator (18) sich innerhalb des Radlagers (15) befinden, sodass bei vergleichbaren Abmessungen eine gegenüber konventionellen Anordnungen mehrfach höhere Belastbarkeit ermöglicht wird.

ELECTRICAL WHEEL HUB ENGINE FOR MOTOR VEHICLES AND MOTOR VEHICLE

CLEANING ROBOT

WHEEL HUB DRIVE BY ELECTRIC MOTORS FOR A VEHICLE WHEEL

ELECTRIC MOTOR/CWHEEL UNIT

DRIVE ARRANGEMENT, IN PARTICULAR FOR COMMERCIAL MOTOR VEHICLES

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

SMALL VEHICLE, IN PARTICULAR WHEELCHAIR WITH FOLDING CHAIR RACK.

ANTRIEBSVORRICHTUNG FÜR EIN ELEKTROKLEINFAHRZEUG

WHEEL DRIVE WITH INTEGRATION, DYNAMIC SERVICE BRAKE

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

ELEKTROMOTORISCHER RADNABENANTRIEB FÜR EIN FAHRZEUGRAD

WHEEL DRIVE DEVICE

ELECTRICALLY PROPELLED VEHICLE

STEERABLE DRIVE WHEEL ASSEMBLY

Drive module

This invention relates to a drive module. The drive module includes a base and a steering assembly rotatably mounted to the base. The steering assembly is selectively rotatable about a predetermined steering axis and carries a drive train. The drive train is configured to provide a multi-stage drive reduction of the drive train and the drive train is adapted to support a wheel such that a centre of a contact patch of the wheel is laterally offset from the steering axis.

Advanced composite hybrid-electric vehicle

Chassis for vehicle

The present invention relates to a chassis for vehicle, comprising: a rigid frame, a pair of side wheels in a parallel configuration, a steerable front wheel, a steerable rear wheel, at least one electric motor, wherein at least one of said front wheel or rear wheel is connected to and driven by the at least one electric motor, and wherein said front and rear wheels are mutually connected through a turning mechanism arranged to turn said front and rear wheels simultaneously and synchronously between a middle position in which the axles of the front and rear wheels are substantially parallel with the axles of side wheels, and left or right positions, in which the axles of the front and rear wheels are substantially perpendicular to the axles of the side wheels.

Motorized wheel assembly with quick release

A motorized vehicle assembly includes an axle comprising a channel extending along a central axis of the axle, a socket positioned within the channel of the axle, and a motorized wheel configured to be mounted on an end the axle. The motorized wheel includes a boss configured to engage the end of the axle when the motorized wheel is mounted on the axle, an electric motor, a tire mounted on the rotor, and a plug positioned within the boss, the plug configured to engage with the socket when the motorized wheel is mounted on the axle. The electric motor includes a stator fixed to the boss and a rotor surrounding the stator, the rotor configured to rotate relative to the stator. The electric motor is configured to cause the rotor to rotate relative to the stator to cause the tire to rotate.

Propulsion unit for an electrically operated vehicle

MULTIFUNCTIONAL VEHICLE WHEEL SYSTEM

This invention relates to transportation and energy production technologies and by using wheel rim(s) or wheel rim axle shaft(s) in a vehicle to drive certain devices within the present invention in order to harness the surplus power, energy and effort of a vehicle's wheel(s) in order to simultaneously capture, compress and store a vehicle's exhaust gases, possibly recycle the captured exhaust gases and possibly generate electrical energy.

AXLE TUBE AND HYDRAULIC MOTOR HOUSING MOUNTING ARRANGEMENT

AXLE TO THE HYDRAULIC MOTOR HOUSING MOUNTING ARRANGEMENT An axle and hydraulic motor mounting arrangement for vehicle wherein the vehicle has parallel sidewalls between which an axle tube is fixably mounted. An hydraulic motor is fixably mounted into each end of the axle tube such that torsional resistence between the motors is provided by the axle tube. The axle tube also resists opposing motion of the vehicle mounting sidewalls.

MOTORIZED CART WITH HUB GEAR MOTOR SYSTEM

The invention is directed to a motorized cart (1) and a hub gear motor system (2)in which the electric motor (66) of the system is contained within the hub casing (49) of a front wheel (28) of the motorized cart (1). The hub gear motor system (2) provides the motorized cart (1) with front wheel drive.

FLOW CONTROL DUMP VALVE

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.

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.

RIM MOTOR

The rim motor described in this invention incorporates an electric motor attached to the inside of a vehicle tire rim. The motor has a narrow cylindrical pancake shape fixed outer housing with a large diameter hollow rotating drive shaft in the center attached to a vehicle wheel tire rim hub extending racially from the bolting face to the outer rim spokes. From the fixed outer housing of the motor extends a structural arm that is connected to the wheel suspension arm or to any part of the vehicle wheel mounting structure to keep the motor from turning. The inner hollow shaft of the said motor attached to the rim hub then rotates the rim and drives the vehicle wheel. In-wheel motors, to date, that are installed on an existing vehicle, require the redesign of the wheel components around the motor, and have to incorporate a different brake mount and a new bearing/shaft arrangement. In this invention an electric motor arranged on a tire rim can be fitted to a vehicle using standard bolt hole ...

WHEEL MOTOR COOLING SYSTEM WITH EQUALLY DIVIDED FLOW

An electric wheel motor cooling system includes first and second electric wheel motors and gear reducers which use hydraulic fluid for cooling and lubrication. Each of the electric wheel motor housings includes a sump and a scavenge pump for return of hydraulic fluid to the hydraulic fluid reservoir. A remotely located hydraulic pump interconnected with the hydraulic fluid reservoir supplies and powers first and second locally located hydraulic motors which supply the electric motors and gears with an equal flow of lubricating and cooling oil. The first and second hydraulic motors, in turn, drive a common output shaft which, in turn, drives first and second scavenge pumps. The first and second scavenge pumps have a higher fluid flow rate than the hydraulic motors ensuring that oil is removed from the first and second electric wheel motor housings thus eliminating any churning losses of the motors or gears.

HYBRID SADDLE-TYPE VEHICLE

A hybrid saddle-type vehicle in which a driving mechanism for an electric motor can be disposed in a compact size, a design freedom is improved, and an output of the electric motor is improved is provided. The hybrid saddle-type vehicle 1 is provided with a power transmission mechanism 62 for transmitting a power of an internal combustion engine E to a drive shaft 52 of a rear wheel WR from one side of a swing arm 7 in a widthwise direction of a vehicle, and an electric motor 63 disposed in the other side in the widthwise direction and for transmit a driving force from the other side in the widthwise direction. A motor housing 90 of the electric motor 63 is supported on an extension portion 52c extending in the other side in the widthwise direction from a portion 52b of the drive shaft 52 to which the rear wheel WR is mounted, via a pair of bearing sections 91, 92 disposed on both sides of the motor housing 90 in the widthwise direction. The rotor 94 is rotatably supported by the drive ...

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

Véhicule électrique.

Fahrzeugrad mit Umlaufmotor.

Fahrgestell mit unabhängig voneinander auf- und abbeweglichen und durch je einen Elektromotor angetriebenen Rädern, insbesondere für Trolleybusse.

Triebfahrgestell, insbesondere für Trolleybusse und ähnliche Fahrzeuge.

Triebfahrgestell, insbesondere für Trolleybusse und ähnliche Fahrzeuge.

Roue motrice électrique munie d'un systéme de freinage

Roue motrice électrique pour véhicule à pneu

Roue directrice motrice pour véhicule

Hydrostatik - Radantrieb, insbesondere für Kraftfahrzeuge

MIT ANGETRIEBENEN RAEDERN AUSGERUESTETES FAHRZEUG, INSBESONDERE TRAKTOR.

Essieu moteur pour véhicule électrique

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.

Self-propelled machine to be fitted with a variety of agricultural or public service attachments has hydraulic motors for each wheel at the stub axles to give a wide variety of applications

The self-propelled and steered machine has at least two stub axles (4,5), projecting laterally from the machine frame (3) from an axle (2), with a hydraulic drive for the machine. The drive wheels are fitted to the ends of the stub axles. The drive wheels on the axle (2) are each powered by a hydraulic motor (6,7) with a rotating drive shaft (8,9). Each hydraulic motor (6,7) is in a release mounting at the wheel bearing housing (16,17) fitted to the machine frame (3).

Multi-motor drive system for a work machine

A land vehicle driven by an electric or hydraulic motor

With reference to the accompanying figure, the present invention provides a land vehicle (10) comprising: an electric or hydraulic motor (15-18) for driving at least one driven wheel; a battery (19) supplying electrical power or a source of hydraulic power; an electronic controller (26) which controls operation of the electric or hydraulic motor; and a driver operated throttle control (40). The electronic controller (26) receives a plurality of input signals including an input signal indicative of operation of the driver operated throttle control (40) and implements a plurality of different operating regimes corresponding to a plurality of different simulated gear ratios. The controller (26) selects an operating regime based on the plurality of input signals received thereby. The controller (26) can operate the electric motor (15 -18) as a generator or the hydraulic motor as a pump to implement regenerative braking of the vehicle. Each operating regime has a level of regenerative braking ...

Steering device and vehicle with same

In-wheel motor

Independent dual wheel tractor drive

A casing has an inner end, an outer end, and an internal drive mechanism. The internal drive mechanism has an outer wheel mounting hub at the outer end of the casing and an inner wheel mounting hub at the inner end of the casing, both supported for rotation about an axis. A motor operates the internal drive mechanism to impart rotation to the wheel mounting hubs with equal force whilst allowing the wheel mounting hubs to rotate at different speeds. The internal drive mechanism further has a carrier that is disposed between the inner wheel mounting hub and the outer wheel mounting hub and that is rotated about the axis by the motor. The carrier contains a differential gear mechanism having an outer output shaft for imparting rotation to the outer wheel mounting hub and an inner output shaft for imparting rotation to the inner wheel mounting hub.

Control Device for Vehicle

A control device for a vehicle comprising a moveable element and means for outputting a signal indicative of an angle that a wheel of a vehicle should be rotated through, thereby allowing movement of the vehicle, wherein the indicated angle is based on the degree of movement the moveable element is moved through

In-wheel motor driving device

An object of the present invention is to provide an in-wheel motor driving device which includes a highly adaptable suspension mounting portion, is light weighted, and has reduced drag friction at the time of steering operation. An in-wheel motor driving device comprises: a motor section A which rotates a motor-side rotation member; a speed reducer section B which reduces and transmits rotation of the motor-side rotation member to a wheel-side rotation member; and a wheel hub connected and fixed to the wheel-side rotation member. The above three elements are disposed in series from an inboard side to an outboard side of a vehicle, and suspension mounting brackets are fixed onto an outer surface of the speed reducer section's housing. Arms of a suspension are attached via the suspension mounting brackets.

Vehicle With Electric Transaxle

A vehicle comprises a transaxle, a battery and a load carrying bed. The transaxle includes a casing incorporating a drive train and supporting an axle and includes an electric motor mounted on the casing to drive the axle via the drive train. The battery is provided for supplying electric power to the electric motor. The transaxle and the battery are disposed below the load carrying bed so as to overlap the load carrying bed when viewed in plan.

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 Motor

A rotary and linear motion device includes a magnetic stator assembly, opposed electromagnetic actuators, and a linear-to-rotary converter (e.g., cam). Each electromagnetic actuator includes a coil that is configured to reciprocate relative to the magnetic stator assembly or to linearly translate in a common direction relative to the magnetic stator assembly. The electromagnetic actuators are coupled to the linear-to-rotary converter and upon reciprocation or linear translation, drive the linear-to-rotary converter in rotary or linear motion. The device may be located inside a wheel, which may be part of a vehicle. If part of a wheel of a vehicle, the device can be used to provide propulsion, steering, braking, and suspension for the vehicle.

Tire/Wheel Assembly

A tire/wheel assembly includes a cylindrical annular structure, a rubber material layer provided on a periphery of the annular structure and that faces a circumferential direction of the annular structure, and a plurality of curved metal spring members provided between the annular structure and an electric motor disposed on the inner side of the annular structure that transfers rotation of a rotor of the electric motor to the annular structure.

Downhole driving unit having a hydraulic motor with a planetary gearing system

The present invention relates to a downhole driving unit ( 11 ) for insertion into a well, comprising a driving unit housing ( 51 ), a hydraulic motor ( 23 ) comprising a hydraulic motor housing ( 93 ), a wheel assembly ( 90 ) comprising a stationary part ( 91 ) and a rotational part ( 92 ), the stationary part being connected with the driving unit housing and being rotatably connected with a rotational part, the wheel assembly comprising a wheel ring ( 99 ) for contacting an inner wall in the well and connected with or forming part of the rotations part. The wheel assembly further comprises the hydraullic motor ( 23 ) so that the stationary part and the rotational part constitute the hydraulic motor housing, the hydraulic motor comprising a rotatable section ( 84 ) connected with the rotational part for rotating part of the wheel assembly. Furthermore, the wheel assembly comprises a planetary gearing system ( 95 ) comprised in the hydraulic motor housing and the hydraulic motor comprises a rotatable section driving the wheel ring through the planetary gearing system. The invention furthermore relates to a downhole system comprising the driving unit and to use of such driving unit.

Downhole driving unit having a hydraulic motor in a wheel

The present invention relates to a downhole driving unit (11) (for insertion into a well, comprising a driving unit housing (51), an arm assembly (60) movable between a retracted position and a projecting position in relation to the driving unit housing, an arm activation assembly (41) arranged in the driving unit housing for moving the arm assembly between the retracted position and the projecting position and a wheel assembly (90) comprising a stationary part (91) and a rotational part (92), the stationary part being connected with or forming part of the arm assembly and being rotatably connected with a rotational part. The wheel assembly comprises a hydraulic motor comprising a hydraulic motor housing (93) and a rotatable section (84) connected with the rotational part for rotating part of the wheel assembly. Furthermore, the present invention relates to a downhole system comprising said driving unit and to use of such driving unit.

Mounting structure for in-wheel motor system

Disclosed herein is a mounting structure for an in-wheel motor system. The mounting structure includes the in-wheel motor system installed in a wheel of the vehicle, and a torsion beam axle (TBA) assembly to fix the in-wheel motor system to a vehicle body, wherein a rear portion of a motor housing includes a step portion formed in a stepped manner to have a decreased diameter, and a ring-shaped fastening face vertically arranged from the step portion, and the TBA assembly includes a trailing arm provided with a through hole to surround the step portion of the motor housing, a mount integrated with the trailing arm to fix the trailing arm to a vehicle body, and a plurality of fastening bolts to fix the motor housing to the trailing arm, wherein, when the step portion is fitted and coupled into the through hole, the fastening face closely contacts the trailing arm.

Lubrication control apparatus for vehicle in-wheel motor unit

Each oil pump ( 32 ) is drivingly controlled in such a way that, in a low vehicle speed region lower than a set vehicle speed VSP 1 at which a stirring resistance by oil within an in-wheel unit case ( 3 ) is not in excess of an allowance level, a suction and supply quantity denoted by a solid line characteristic is provided. In other words, the oil pump(s) is stopped until the vehicle speed reaches to a predetermined vehicle speed VSP 0 at which a remaining oil within an oil passage is scattered in all directions and becomes disappeared after the start of vehicle in an oil pump stopped state including a vehicle stop at which the lubrication is not necessary.

Motor housing integrated-type spoke for electric bicycle, manufacturing method thereof, wheel assembly having the same and manufacturing method thereof

A motor housing integrated type spoke for an electric bicycle and a manufacturing method thereof, a wheel assembly having the same, and a manufacturing method thereof, the motor housing integrated type spoke coupled to a rim and including a motor housing, which is provided at a center of the motor housing integrated-type spoke to accommodate a motor, the motor housing integrally formed with the motor housing integrated-type spoke through an injection molding.

CORNER MODULE FOR VEHICLE

The present disclosure in at least one embodiment provides a corner module for a vehicle, including a front-wheel corner module configured to drive a front wheel and including a front-wheel inwheel motor installed on the front wheel to generate a driving force and a friction braking device configured to generate a braking force on the front wheel, a rear-wheel corner module configured to drive a rear wheel and including a rear-wheel inwheel motor installed on the rear wheel to generate a driving force, a driving information detector configured to detect driving information of the vehicle, and an electronic control unit configured to control the front-wheel corner module to form a friction braking force by using the driving information and to control the rear-wheel corner module to form a regenerative braking force, wherein the front-wheel corner module uses the front-wheel inwheel motor that is provided with a lower specification than the rear-wheel inwheel motor to save the manufacturing cost, and the rear-wheel corner module has no friction braking device installed so that the rear-wheel inwheel motor is undamaged by heat. 1. A corner module for a vehicle , comprising:a front-wheel corner module configured to drive a front wheel of the vehicle, the front-wheel corner module including a front-wheel inwheel motor installed on the front wheel and configured to generate a driving force on the front wheel, and a friction braking device configured to generate a braking force on the front wheel;a rear-wheel corner module configured to drive a rear wheel, and including a rear-wheel inwheel motor installed on the rear wheel and configured to generate a driving force on the rear wheel;a driving information detector configured to detect driving information of the vehicle; andan electronic control unit (ECU) configured to control the front-wheel corner module to form a friction braking force by using the driving information and to control the rear-wheel corner module to form ...

WHEEL SUPPORT PROVIDED WITH PIPES FOR SUPPLYING A HYDRAULIC DEVICE

The present invention relates to an assembly comprising —an axle (), —a steering pivot () mounted on the axle (), —a wheel spindle () mounted on the pivot (), —a hydraulic motor and a wheel mounted on said spindle (), such that the spindle () is pivotally mounted relative to the axle (), the axle (), the spindle () and the pivot () being provided with communicating hydraulic pipes to supply the hydraulic motor with fluid, the hydraulic pipes being arranged in the axle (), the pivot () and the spindle, the pivot () comprising a shaft member fitted in the axle () about which the spindle () is fitted, the axle () and the spindle () each comprising grooves connected respectively to the hydraulic pipes of the axle () and the spindle () in such a way as to form the rotating joint with the hydraulic pipes of the pivot (). 1. An assembly , comprising ,{'b': '1', 'an axle (),'}{'b': 2', '1, 'a steering pivot () mounted on the axle (),'}{'b': 3', '2, 'a wheel spindle () mounted on the pivot (),'}{'b': 3', '3', '1', '1', '3', '2', '1', '2', '3', '2', '1', '2', '3', '3', '1, 'a hydraulic motor and a wheel mounted on said spindle (), so that the spindle () is pivotally mounted relative to the axle (), the axle (), the spindle () and the pivot () being provided with communicating hydraulic pipes for supplying the hydraulic motor with fluid, the hydraulic pipes being laid out in the axle (), the pivot () and the spindle () so that the pivot () produces a rotating joint ensuring the fluidic connection of said pipes laid out in the axle (), the pivot () and the spindle () upon pivoting the spindle () relative to the axle (),'}{'b': 2', '1', '3', '1', '3', '1', '3', '2, 'characterized in that the pivot () comprises a shaft member fitted into the axle (), and in which said hydraulic pipes are laid out, the spindle () being pivotally mounted on the shaft member, the axle () and the spindle () each comprising grooves extending around said shaft member and respectively connected to the ...

Self-propelled tandem axle trailer

A trailer for towing by a power vehicle is provided and generally includes a frame and a tandem wheel assembly. The frame forms an undercarriage chassis which the tandem wheel assembly is positioned there under. The undercarriage chassis includes a steerable rear wheel assembly, a steerable front wheel assembly, and an extension assembly moving the front wheel assembly between trailing position and a self-propelled position where the rear wheel assembly and the front wheel assembly are positioned to equally support the undercarriage chassis.

ELECTRIC VEHICLE AND DRIVING SYSTEM FOR ELECTRIC VEHICLE

A driving system for an electric vehicle comprises a motor () comprising a first output shaft () and a gearbox () comprising a second output shaft () attachable to a wheel () of the electric vehicle. The first output shaft () is capable of driving the second output shaft () to rotate by engagement of gears of the gearbox (). The first output shaft () is hollow, and the second output shaft () extends through the first output shaft () so that the second output shaft () is disposed coaxially with the first output shaft (). An electric vehicle comprising the driving system is disclosed. The driving system is possible to improve the balancing, the passing ability and the visual appearance of the electric vehicle. 11. A driving system () for an electric vehicle , the driving system comprising:{'b': 3', '11, 'a motor () comprising a first output shaft (); and'}{'b': 17', '27', '33', '11', '27', '17, 'a gearbox () comprising a second output shaft () attachable to a wheel () of the electric vehicle, the first output shaft () being capable of driving the second output shaft () to rotate by engagement of gears of the gearbox ();'}{'b': 11', '27', '11', '27', '11, 'wherein the first output shaft () is hollow, and the second output shaft () extends through the first output shaft () so that the second output shaft () is disposed coaxially with the first output shaft ().'}2135759711959. The driving system () for the electric vehicle according to claim 1 , wherein the motor () further comprises a motor housing () claim 1 , a stator () disposed fixedly within the motor housing () claim 1 , and a rotor () disposed rotatably within a central space defined by the stator () claim 1 , wherein the first output shaft () is fixed onto the rotor () and supported rotatably by the motor housing () to be rotatable with the rotor ().31171921212323251911192111232725ababab. The driving system () for the electric vehicle according to claim 1 , wherein the gearbox () comprises a gearbox housing () ...

IN-WHEEL MOTOR SYSTEM

An in-wheel motor system can drive an in-wheel motor stably, and also allows power feeding from the road surface, even when transmission and reception coils are misaligned. An in-wheel motor system () includes a power transmitter () that utilizes a resonance phenomenon using a magnetic field. The power transmitter () transmits power (P) wirelessly from the vehicle body to an in-wheel motor () mounted in a wheel. The in-wheel motor system () may also include a communication interface () that communicates between the vehicle body and the wheel, and the communication interface () may transmit a control signal (CTL) for driving the in-wheel motor. 1. An in-wheel motor system comprising:a power transmitter that utilizes a resonance phenomenon using a magnetic field; whereinthe power transmitter transmits power wirelessly from a vehicle body to an in-wheel motor mounted in a wheel.2. The in-wheel motor system of claim 1 , further comprising:a communication interface configured to communicate between the vehicle body and the wheel; whereinthe communication interface wirelessly transmits a control signal for driving the in-wheel motor.3. The in-wheel motor system of claim 2 , further comprising:the in-wheel motor;a motor conversion unit configured to convert a first DC voltage into a motor AC voltage that drives the in-wheel motor during powering;a wheel side capacitor configured to smooth the first DC voltage during powering; anda wheel side conversion unit configured to convert a first AC voltage from a wheel side coil into the first DC voltage during powering; wherein the wheel side coil, configured to receive wirelessly transmitted power at the wheel side during powering; and', 'a wheel side resonance capacitor inserted in series between the wheel side conversion unit and the wheel side coil., 'the power transmitter comprises4. The in-wheel motor system of claim 3 , further comprising:a wheel side controller configured to control, with a first control signal, switching ...

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 ...

HYDRAULIC MOTOR FOR VEHICLE WHEEL

A hydraulic motor for vehicle wheel includes a hydrodynamic element, a reaction element, an oil distributor rotating as one with the reaction element, and a brake mounted between the two elements to oppose the rotational movement. The hydrodynamic element has a flange that surrounds the oil distributor. On its radially exterior face, it has means for rotationally coupling with the rotary discs of the brake. The brake is thus positioned around the distributor. 134.-. (canceled)35. An apparatus comprising a hydraulic motor for a vehicle wheel , said hydraulic motor comprising a hydrodynamic element , a reaction element , a front bearing , a rear bearing , a support , an oil distributor , and a brake , wherein said hydrodynamic element comprises cells , pistons mounted so as each to slide in a respective cell , thereby defining a variable-volume chamber therein , and ducts that lead into said cells in order to communicate with said chambers , wherein said reaction element comprises an annular cam on which an active face of each piston acts , wherein said front and rear bearings at least indirectly enable said reaction element and said hydrodynamic element to rotate with respect to each other about an axis of rotation , wherein said support is rotationally linked to one of said elements , said vehicle wheel being rotationally linked to the other of said elements when in use , wherein said oil distributor rotates as one with said reaction element and brings said ducts selectively into communication with an oil supply line and a return line depending on an angular position thereof relative to said hydrodynamic element , and wherein said brake is mounted functionally between said two elements in order to selectively prevent rotational movement , said brake having at least one first braking surface rotationally coupled to said hydrodynamic element , and a second braking surface rotationally coupled to said reaction element , wherein each piston is mounted radially with ...

AN ELECTRIC VEHICLE SYSTEM COMPRISING A HYDRAULIC SYSTEM

Disclosed is an electric vehicle with an architecture suitable for an electro- hydraulic propulsion that decouples the drive to allow greater freedom in the location of the major components for different types of vehicles and achieve optimal weight distribution and low centre of gravity. This brings fourth significant improvements in vehicle dynamics that improve basic performance driven by a lower centre of gravity and reduced polar moment which improves stability, braking, road holding and reduced tyre wear. The improvements increase basic corner speeds to the limit. 1. An electric vehicle system comprising;a hydraulic motor/pump;a propulsion system comprising;an electric motor/generator driving or driven by the hydraulic motor/pump for providing hydraulic power for the propulsion of the vehicle:at least one accumulator in hydraulic communication with the hydraulic motor/pump capable of storing and supplying hydraulic fluid as commanded by the vehicle control system;at least one wheel drive motor/pump unit that transfer energy to the vehicle wheels when supplied by hydraulic power transfer energy back to the hydraulic system;a valve system to control the flow between the propulsion system, the wheel mounted motor/pump unit and the storage system;at least one battery system to supply and store electrical energy as commanded by the vehicle control system;a bi-directional converter for the control of the motor generator and transferring power between the electrical energy storage and the hydraulic system;and not including an internal combustion engine.2. The electric vehicle system according to wherein the at least one accumulator'includes a compressor and so that the accumulator is capable of being charged either by inputting hydraulic pressure or via the compressor claim 1 ,3. The propulsion system according to claim 1 , wherein said propulsion system comprises an electric motor/generator coupled to a hydraulic motor/pump operating at a very high speed decoupled ...

ELECTRIC WHEEL, REMOTE CONTROLLER AND VEHICLE COMPRISING THE ELECTRIC WHEEL

An electric wheel, a remote controller, a vehicle using the electric wheel, and a method for driving a vehicle are disclosed. The electric wheel include a fixed wheel hub, a rotary wheel hub, a tire, a driving motor, and a battery and control unit. The fixed wheel hub may be connected with a vehicle shaft. The rotary wheel hub is mounted on the fixed wheel hub, with an accommodating cavity defined therebetween. The tire is attached around the rotary wheel hub. The driving motor is received in the accommodating cavity and configured to drive the rotary wheel hub. The battery and control unit is received in the accommodating cavity and configured to supply power to the driving motor and control operation of the driving motor. The battery and control unit comprising an embedded power supply to supply the power to the driving motor. 113-. (canceled)14. A remote controller configured to control a vehicle , the vehicle including a pair of front wheels and a pair of rear wheels , at least one pair of the pair of front wheels and the pair of rear wheels being a pair of electric wheels , the pair of electric wheels including a left wheel and a right wheel , each of the pair of electric wheels comprising:a fixed wheel hub configured to be connected with a shaft of the vehicle;a rotary wheel hub mounted on the fixed wheel hub, with an accommodating cavity defined therebetween; anda driving motor received in the accommodating cavity and configured to drive the rotary wheel hub; andwherein the remote controller comprises:a forward/backward control module configured to control forward movement and backward movement of the electric wheels;a speed and brake control module configured to control speed and brake of the electric wheels;a turn control module configured to control turn of the vehicle;an electronic differential module configured to obtain respective rotation speeds of the left and right wheels through a differential calculation according to control signals from 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; ...

WORKING VEHICLE WITH TRAVELING DEVICE HAVING WHEELS

A traveling device () is provided with an electric motor () provided in a vehicle body () of a dump truck (), an output shaft () an axial base end of which is connected to the electric motor () and which outputs rotation of the electric motor (), a bottomed hole spline () formed in an axial front end of the output shaft (), and an input shaft () which has a shaft spline () spline-coupled to the hole spline (), and inputs the rotation of the output shaft () to a reduction gear mechanism (). The output shaft () is provided with an oil reservoir space () formed in the innermost part of the hole spline (), an annular oil groove () and an oil path () providing communication between the oil reservoir space () and the annual oil groove (). Lubricant oil () supplied to the annular oil groove () is supplied via the oil path () to the oil reservoir space (), and is supplied to a spline joint between the hole spline () and the shaft spline () with rotation of the output shaft (). 1. A working vehicle with a traveling device having wheels , comprising:an electric motor provided on a vehicle body of a working vehicle having wheels;an output shaft an axial base end of which is connected to the electric motor and which outputs rotation of the electric motor;a reduction mechanism which is provided in the vehicle body and reduces rotation of the output shaft to be transmitted to the wheels;a bottomed hole spline formed in an axial front end of the output shaft; andan input shaft which has a shaft spline spline-coupled to the hole spline and inputs the rotation of the output shaft to the reduction mechanism, characterized in that:the output shaft is provided with;an oil reservoir space which is formed in an axial innermost part of the hole spline to reserve the lubricant oil,an entire circumference oil path which is separated axially toward the base end side from the oil reservoir space and is formed over an entire circumference in an outer circumference side of the output shaft, ...

Hybrid driving apparatus

A hybrid driving apparatus is provided which enables a driver to sufficiently enjoy a driving feeling of a vehicle driven by an internal combustion engine. A hybrid driving apparatus includes an internal combustion engine that drive main driving wheels, a motive power transmission mechanism transmitting a driving force to the main driving wheels, a main driving electric motor driving the main driving wheels, an accumulator, sub-driving electric motors transmitting motive power to sub-driving wheels of the vehicle, and a control apparatus executing an electric motor traveling mode and an internal combustion engine traveling mode. The control apparatus causes the internal combustion engine to generate the driving force, the internal combustion engine is a flywheel-less engine, and the control apparatus causes the main driving electric motor to generate a torque for maintaining idling of the internal combustion engine in the internal combustion engine traveling mode.

A bearing arrangement for an electric motor or generator

A bearing arrangement for mounting a wheel and an electric motor or generator having a stator and a rotor to a vehicle, the bearing arrangement comprising a sealing element and a bearing block, wherein the bearing block includes a first coupling element for coupling to a first radial wall of the rotor and the wheel, and a second coupling element for coupling to the stator and/or the vehicle, with a first bearing mounted between the first coupling element and the second coupling element to allow the first coupling element and the second coupling element to rotate relative to each other, wherein the first coupling element includes a mounting flange having a bolt hole arranged to extend through the mounting flange for receiving a bolt at a first aperture of the bolt hole for coupling the rotor and the wheel to the first coupling element, wherein the sealing element is arranged to be mounted over a second aperture of the bolt hole for inhibiting the ingress of dirt through the bolt hole.

Pneumatic powered mobility devices

A personal mobility device includes a frame, a plurality of wheels attached to the frame and one or more pneumatic motors. Each of the one or more pneumatic motors has a drive shaft in operative connection with at least one of the plurality of wheels. The personal mobility device further includes at least one tank (that is, a storage container) for storage of a pressurized gas in operative connection with the one or more pneumatic motors to supply pressurized gas to the one or more pneumatic motors and a control system in operative connection with the at least one tank and with the one or more pneumatic motors.

Convertible Scooter

Foldable electrical vehicles and related charging infrastructure are described. The foldable electrical vehicle generally includes three structural members (front and rear wheel-bearing structural members and a seat-bearing structural member) that are pivotally interconnected along their lengths such that they may be pivoted between a closed position wherein the three structural members are disposed roughly parallel to each other in a compact folded configuration, and an open riding configuration wherein an angular relation is formed between the structural members.

WHEEL FOR A ROAD VEHICLE

Disclosed is road vehicle wheel with an in-wheel electric motor that includes a rim configured for mounting at least one tire on the rim; a rim support configured for supporting the rim on a non-rotating wheel part to allow rotation of the rim with respect to the non-rotating wheel part; a stator of the in-wheel electric motor, the stator including electromagnets and being supported on the non-rotating wheel part; and a rotor of the in-wheel electric motor, the rotor including permanent magnets and being supported on the rim support such that any forces exerted on the rim do not act on the rotor. The rim is supported such that any forces exerted on the rim are directly born by the rim support and is not in direct contact with the rotor. 126-. (canceled)271012. A road vehicle wheel () with an in-wheel electric motor () , the wheel comprisinga rotation axis (R);{'b': 120', '11, 'A rim () configured for mounting at least one tire () on the rim;'}{'b': 121', '121', '122', '122', '200, 'i': a,', 'a, 'a rim support (,,) configured for supporting the rim on a non-rotating wheel part () to allow rotation of the rim with respect to the non-rotating wheel part;'}{'b': 210', '211, 'A stator () of the in-wheel electric motor, the stator comprising electromagnets () and being supported on the non-rotating wheel part, and'}{'b': 110', '111', '13', '1', '13', '2, 'a rotor () of the in-wheel electric motor, the rotor comprising permanent magnets () and being supported on the stator via at least one bearing (.,.), wherein'}The rim is sized and configured for mounting two tires,{'b': 200', '220, 'the non-rotating wheel part () comprises a hollow shaft () with at a road side'}{'b': 13', '1', '121', '121', '122', '122', '13', '1, 'i': a', 'a, 'the at least one bearing (.), the bearing carrying the rim support (,,,), which rim support is axially situated at or near the bearing (.),'}{'b': 121', '121', '122', '122', '110, 'i': a,', 'a, 'wherein the rim at each tire position axially ...

MULTI-SPEED HUB DRIVE WHEELS

A multi-speed hub drive wheel is provided which includes a wheel equipped with a hub; a star compound gear train having first and second stages; a motor disposed in the hub which drives the wheel by way of the star compound gear train; and a clutch which switches the hub drive wheel between a first mode of operation in which the motor engages the first stage of the star compound gear train, and a second mode of operation in which the motor engages the second stage of the star compound gear train. 1. A multi-speed hub drive wheel , comprising:a wheel equipped with a hub;a star compound gear train having first and second stages;a motor disposed in said hub which drives said wheel by way of said star compound gear train; anda clutch which switches the hub drive wheel between a first mode of operation in which the motor engages the first stage of the star compound gear train, and a second mode of operation in which the motor engages the second stage of the star compound gear train.2. The multi-speed hub drive wheel of claim 1 , wherein said clutch switches the hub drive wheel between said first and second modes of operation claim 1 , and a third mode of operation in which the motor does not engage the first or second stages of the star compound gear train.3. The multi-speed hub drive wheel of claim 1 , wherein the first stage of the star compound gear train is equipped with a first pinion claim 1 , wherein the second stage of the star compound gear train is equipped with a second pinion claim 1 , wherein said motor engages the first stage of the star compound gear train by way of said first pinion claim 1 , and wherein said motor engages the second stage of the star compound gear train by way of said second pinion.4. The multi-speed hub drive wheel of claim 1 , wherein said motor is a switched reluctance motor.5. The multi-speed hub drive wheel of claim 4 , wherein said motor is driven by a reconfigurable inverter to provide first and second operating regimes.6. The ...

MODULAR ROBOTIC VEHICLE

A modular robotic vehicle (MRV) having a modular chassis configured for a vehicle utilizing two-wheel steering, four-wheel steering, six-wheel steering, eight-wheel steering controlled by a semiautonomous system or an autonomous driving system, either system is associated with operating modes which may include a two-wheel steering mode, an all-wheel steering mode, a traverse steering mode, a park mode, or an omni-directional mode utilized for steering sideways, driving diagonally or move crab like. Accordingly, during semiautonomous control a driver of the modular robotic vehicle may utilize smart I/O devices including a smartphone, tablet like devices, or a control panel to select a preferred driving mode. The driver may communicate navigation instructions via smart I/O devices to control steering, speed and placement of the MRV in respect to the operating mode. Accordingly, GPS and a wireless network provides navigation instructions during an autonomous operation involving driving, parking, docking or connecting to another MRV. 1. A modular robotic vehicle comprising:one or more modular chassis, said one or more modular chassis including a frame comprising metal brackets said metal bracket constructing: right and left side sections, or front and rear right and left corners, or a combination of front and rear right and left corners and right and left side sections;one or more robotic drive wheels arranged on said right and left side sections, or arranged on said front and rear right and left corners, or arranged on said a combination of front and rear right and left corners and right and left side sections of said modular chassis;wherein each of said one or more robotic drive wheels are configured with a drive wheel array including; a tire, an axle, a hub, a motor, an electric motor or a geared motor type providing fore and aft propulsion, braking, and a suspension module, an actuated brake, a hanger arm, a housing, a steering controller, a coupling bracket, and ...

Electric motor and brake assembly

A motor and brake assembly includes a mounting member. A stator winding assembly, a brake assembly, a hub, and a rotor magnet assembly. The stator winding assembly is mounted to the mounting member. The brake assembly is operably connected to the mounting member. The hub is rotatably coupled to the mounting member. The rotor magnet assembly is mounted to an inside of a radially outer wall of the hub. The brake assembly is operable to move a component of the brake assembly between an engaged position where the component engages the inside of the radially outer hub wall and a disengaged position where the component is spaced apart from the inside of the radially outer hub wall.

IN-WHEEL WORKING DEVICE

An in-wheel working device including: a stator fixed to the inside of a housing, a rotor rotatably installed in the stator, a rotating part rotatably installed in the housing, and rotated with the rotor, a resolver fixing part fixed to the inside of the housing, and a resolver moving part. The resolver moving part includes a resolver rotor positioned outside the resolver fixing part and facing the resolver fixing part, and a cover part fixed to the rotating part and covering the resolver rotor. 1. An in-wheel working device comprising:a stator fixed to the inside of a housing;a rotor rotatably installed in the stator;a rotating part rotatably installed in the housing, the rotating part being configured to be rotated with the rotor;a resolver fixing part fixed to the inside of the housing; and a resolver rotor positioned outside the resolver fixing part facing the resolver fixing part; and', 'a cover part fixed to the rotating part and covering the resolver rotor., 'a resolver moving part comprising2. The in-wheel working device of claim 1 , wherein the cover part is injection-molded in a shape to cover the resolver rotor.3. The in-wheel working device of claim 2 , wherein the rotating part comprises:a mounting frame installed in a shape to cover the rotor; anda motor shaft connected to the mounting frame, having a hollow portion formed therein, and rotatably installed in the housing.4. The in-wheel working device of claim 3 , wherein the cover part is fixed to the mounting frame and has a larger inner diameter than an outer diameter of the resolver fixing part.5. The in-wheel working device of claim 3 , further comprising:a gear shift part configured to shift gears using power received from the motor shaft; anda drive shaft passing through the inside of the motor shaft, and configured to be rotated by power received from the gear shift part.6. The in-wheel working device of claim 1 , wherein the cover part comprises:a first cover installed in a shape to cover a ...

A WHEEL HUB DRIVE SYSTEM

A wheel hub drive system includes a drive motor with a drive shaft, an input planetary gear set (PGS), an output PGS and an intermediate PGS. Each PGS includes a sun gear, a planet carrier and planet gears provided upon the planet carrier. The drive shaft is rotationally fixed with the sun gear of the input PGS. The planet carrier of the input PGS is rotationally fixed with the sun gear of the intermediate PGS, and the planet carrier of the intermediate PGS is rotationally fixed with the sun gear of the output PGS. The planet carrier of the output PGS is adapted to be rotationally fixed with a rim of a wheel. The output PGS is provided axially in-between the input PGS and the intermediate PGS. 1. A wheel hub drive system for a wheel of a vehicle , wherein the hub drive system at least comprises: a drive motor with a drive shaft , an input planetary gear set , an output planetary gear set and an intermediate planetary gear set , whereineach planetary gear set at least comprises a sun gear a planet carrier and planet gears provided upon the planet carriers, whereinthe drive shaft is arranged rotationally fixed with the sun gear of the input planetary gear set, andthe planetary gear sets are arranged such that the planet carrier of the input planetary gear set is rotationally fixed with the sun gear of the intermediate planetary gear set and the planet carrier of the intermediate planetary gear set is rotationally fixed with the sun gear of the output planetary gear set, wherein the planet carrier of the output planetary gear set is adapted to be rotationally fixed with a rim of the wheel, wherein the planetary gear sets are axial arranged in relation to each other such that the output planetary gear set is provided axially in-between the input planetary gear set and the intermediate planetary gear set.2. The wheel hub drive system of claim 1 , wherein the wheel hub drive system further comprises a brake claim 1 , wherein the brake comprises a first part and a second ...

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 ...

Electric wheel assembly with integrated hub motor

An electric wheel assembly with an integrated hub motor includes a tire, a rim, a hub, a planetary reducer, an inner rotor motor, a braking system and a steering knuckle assembly. The inner rotor motor is provided in the rim, and its rotor is hollow and fitted over a motor rotor holder. An end of the motor rotor holder is mounted with a sun gear to transmit power to the planetary reducer, and the other end thereof is mounted with a brake disc. The planetary reducer employs a two-stage planet gear. The planetary reducer further includes a planet carrier integrated with the hub, serving as the reducer's power output end. The hub and the knuckle sleeve pass through the hollow motor rotor holder, and hub bearings are arranged thereamong. The inner rotor motor and the planetary reducer can employ an integrated direct oil cooling technology.

Heavy-duty drive axle

The present invention discloses a heavy-duty drive axle comprising a reduction gearbox and a drive motor; a differential case is provided within the reduction gearbox; a motor output shaft of the drive motor is linked with a first output shaft and a second output shaft via the differential case; the differential case consists of a differential holder, a connecting pole, a linkage gear and four bevel gears; each bevel gear is meshed with two bevel gears; the bevel gears comprise a first bevel gear, a second bevel gear, a third bevel gear and a fourth bevel gear, the first bevel gear and the second bevel gear are arranged oppositely, and the third bevel gear and the fourth bevel gear are arranged oppositely and sheathed on the connecting pole; the connecting pole is fixed with the differential holder; a cavity is formed within the differential holder; a through hole for fitting with the connecting pole is formed on each of an upper side and a lower side of the differential holder, and a third shaft hole and an opening are separately formed on a left side and a right side of the differential holder; the linkage gear is fixed at the opening of the differential holder; and the motor output shaft is linked with the linkage gear.

METHOD OF STABLY DRIVING IN-WHEEL MOTOR VEHICLE

A method of stably driving an in-wheel motor vehicle having two drive motors mounted on an axle of the in-wheel motor vehicle between a left wheel and a right wheel of the in-wheel motor vehicle and configured to be drivable independently of each other for driving the left wheel and the right wheel respectively, may include detecting failure of one among the two drive motors or failure of one of two inverters electrically connected to and configured for driving the two drive motors, respectively; measuring each speed of the left wheel and the right wheel of the in-wheel motor vehicle and determining a speed difference between the speed of the left wheel and the speed of the right wheel; and controlling torque of a drive motor that operates normally among the two drive motors when the determined speed difference between the speed of the left wheel and the speed of the right wheel falls out of a preset range. 1. A method of driving an in-wheel motor vehicle having two drive motors mounted on an axle of the in-wheel motor vehicle between a left wheel and a right wheel of the in-wheel motor vehicle and configured to be drivable independently of each other for driving the left wheel and the right wheel respectively , the method comprising:determining, by a controller electrically-connected to two inverters, failure of one among the two drive motors or failure of one of the two inverters electrically connected to and configured for driving the two drive motors, respectively;determining, by the controller, each speed of the left wheel and the right wheel of the in-wheel motor vehicle and determining a speed difference between the speed of the left wheel and the speed of the right wheel; andcontrolling, by the controller, torque of a drive motor that operates normally among the two drive motors when the determined speed difference between the speed of the left wheel and the speed of the right wheel falls out of a preset range.2. The method according to claim 1 , wherein ...

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 ...

Wheel module

A wheel module according to an embodiment includes a wheel, a motor, a shaft, a holding member and a brake. A tire is mounted on the wheel. The motor is arranged on the inner side of the wheel and includes a stator and a rotor. The shaft is fixed to the rotor coaxially with a rotation axis of the rotor and transmits rotation force of the rotor to the wheel. The holding member holds the stator. The brake restricts rotation of the shaft. One end portion of the holding member in the axial direction of the rotation axis of the rotor is fixed to and supported by a support member. The brake is on the opposite side to the wheel with the support member interposed therebetween. The shaft extends to an inner portion of the brake while passing through through-holes formed in the one end portion and the supporting member.

Powered ride-on vehicle

A powered ride-on vehicle having a frame supported by a first drive wheel, a second drive wheel and at least one non-driven support wheel. The vehicle has a first motor connected to the first drive wheel, a second motor connected to the second drive wheel, a steering wheel, a plurality of movement selectors, a dance selector, and one or more controllers operably electrically connected to the motors, the plurality of movement selectors, and the dance selector. The controllers operate to manipulate the motors to cause movements of the vehicle for a set period of time upon depression of one of the plurality of movement selectors independent of an angular location of the steering wheel. The controllers further operate to manipulate the motors to cycle through at least four different dances based on subsequent depression of the dance selector.

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.

METHOD FOR CONTROLLING GEAR SHIFTING OF A WORKING MACHINE

A method for controlling gear shifting of a working machine includes determining a representation of a first total tractive force of the working machine for the entire set of drive units; initiating a procedure for redistributing the tractive force while maintaining the first total tractive force, including decreasing, at least partly towards a level suitable for shifting gear, the torque and tractive force of at least the first drive unit down, and increasing, in a compensational manner, the torque and tractive force of at least one of the other drive units not subject to gear shifting; monitoring, during the redistribution procedure, a representation of a second total tractive force of the working machine for the other drive units not subject to gear shifting, and, provided that the second total tractive force exceeds a threshold limit that forms a function of the first total tractive force: decreasing the torque and tractive force of at least the first drive unit down to the level suitable for shifting gear and performing gear shifting for at least the first drive unit. 1. Method for controlling gear shifting of a working machine , wherein the working machine is provided with a set of drive units , each drive unit comprising at least one drive wheel and a drive motor capable of applying a torque to the drive wheel that results in a traction force of the drive wheel , and wherein at least a first drive unit comprises a gearbox providing at least two forward gears for the at least one drive wheel , the method comprising:determining a representation of a first total tractive force of the working machine for the entire set of drive units,initiating a procedure for redistributing the tractive force while maintaining the first total tractive force, comprisingdecreasing, at least partly down towards a level suitable for shifting gear, the torque and tractive force of at least the first drive unit, andincreasing, in a compensational manner, the torque and tractive force ...

Drum Brake Concept for use with an Electric Wheel End Drive Motor

A drum brake apparatus is provided for a vehicle air braking system. The drum brake apparatus comprises a wheel drum having a first interior chamber. The drum brake apparatus also comprises a drum brake assembly disposed in the first interior chamber of the wheel drum and mounted on inboard side of the wheel drum. The drum apparatus further comprises a brake drum adapter mounted on outboard side of the wheel drum and providing a second interior chamber in which an electric drive motor can be disposed. The drum brake apparatus also comprises a wheel hub disposed in the second interior chamber of the brake drum adapter and to which a wheel rim can be mounted.

Offset Extendable Axle With Wheels On Common Centerline

An extendable axle with wheels on a common centerline preferably includes a base housing, a left axle device, a right axle device, a left extension cylinder and a right extension cylinder. The left axle device slides into a left side of the base housing and the right axle device slides into a right side of the base housing. The left axle device preferably includes a base tube, a steering knuckle, a drive motor and a steering cylinder. The steering knuckle is pivotally engaged with an end of the base tube. The drive motor is retained on the steering knuckle. The steering cylinder pivots the steering knuckle. The right axle device is the left axle device rotated 180 degrees. The left extension cylinder extends the left axle device. The right extension cylinder extends the right axle device. The left drive motor and the right drive motor are on the same centerline.

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.

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 system for hybrid electric vehicle

Disclosed is an in-wheel system for a hybrid electric vehicle. The in-wheel system includes an engine that provides a rotational driving power to front wheels or rear wheels, at least one in-wheel motor that is driven by a battery, and is provided at each of the front wheels or each of the rear wheels so as to correspond to the wheels to which the driving power of the engine is transmitted to provide a rotational driving power to the same wheels as wheels driven by the engine, and a controller that controls the engine and the in-wheel motor to be driven.

Axle Assembly Having an Electric Motor Module and a Shift Mechanism

An axle assembly having an electric motor module, a gear reduction module, and a shift mechanism. The shift mechanism may have a shift collar that may transmit torque from the gear reduction module to a drive pinion. The shift collar may be movable between a first position in which a low range gear ratio is engaged, a second position in which a neutral gear ratio is selected, and a third position in which a high range gear ratio is engaged. 1. An axle assembly comprising:an axle housing;a differential carrier that is mounted to the axle housing and rotatably supports a differential;a differential carrier cover that is mounted to an end of the differential carrier that is disposed opposite the axle housing;an electric motor module disposed in the differential carrier between the axle housing and the differential carrier cover;a gear reduction module that is disposed adjacent to the differential carrier cover, wherein the gear reduction module transmits torque from the electric motor module to the differential via a drive pinion; anda shift mechanism that is moveable to selectively engage a low range gear ratio and a high range gear ratio of the gear reduction module.2. The axle assembly of wherein the shift mechanism is received in a shift mechanism housing that is mounted to the differential carrier cover and disposed opposite the differential carrier.3. The axle assembly of wherein the shift mechanism includes a shift collar that is at least partially received in the shift mechanism housing claim 2 , wherein the shift collar is moveably disposed on the drive pinion and is rotatable about an axis with the drive pinion.4. The axle assembly of further comprising an actuator that is disposed on the shift mechanism housing that actuates the shift collar along the axis.5. The axle assembly of further comprising an end plate disposed on an end of the shift mechanism housing that is disposed opposite the axle housing claim 3 , wherein the shift collar is rotatably ...

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 ...

Independent suspension system

An independent suspension system includes a wheel knuckle engaged with a wheel and configured to be rotated in response to a steering input; a motor assembly disposed at one end of the wheel knuckle and configured to rotate the wheel knuckle; an upper arm engaged with the motor assembly; a lower arm having a first end engaged with a vehicle body and a second end engaged with the wheel knuckle; a connection arm configured to be engaged with the upper arm; a rotation pin disposed at a connection portion between the upper arm and the connection arm to enable integral rotation of the upper arm and the connection arm; and a shock absorber disposed between the connection arm and the lower arm and engaged with the connection arm so as to be perpendicular to the connection arm.

DRIVE WHEEL HAVING AN ELECTRIC WHEEL HUB MOTOR FOR MOTOR VEHICLES AND MOTOR VEHICLE

A drive wheel having an electric wheel hub motor for a motor vehicle includes a stator arranged around a wheel hub and is connected to the wheel hub in a non-rotatable manner. A rotor is mounted in such a manner that it can rotate relative to the stator to drive a wheel rim connected to the rotor in a non-rotatable manner. At least two energy storage devices are arranged between the wheel hub and the stator to output electrical energy for operation of the electric wheel hub motor. The energy storage devices are embodied in each case in the shape of a ring segment in such a manner that the energy storage devices form a closed ring around the wheel hub when lying adjacent to one another. 1. A drive wheel having an electric wheel hub motor for a vehicle , comprising:a stator non-rotatably mounted to a wheel hub;a rotor rotatably mounted around the stator; anda plurality of energy storage devices arranged between the wheel hub and the stator to electrically power the wheel hub motor, the energy storage devices shaped as ring segments to form a closed ring around the wheel hub.2. The drive wheel of claim 1 , wherein an inner circumferential surface of the stator forms an outer wall of the plurality of energy storage devices.3. The drive wheel of claim 1 , wherein an outer circumferential surface of the wheel hub forms an inner wall of the plurality of energy storage devices.4. The drive wheel of claim 1 , wherein each of the plurality of energy storage devices comprises a battery.5. The drive wheel of further comprising at least one power control device attached to at least one of the plurality of energy storage devices to control electrical energy supplied from each of the plurality of energy storage devices to the electric wheel hub motor.6. The drive wheel of claim 1 , wherein the rotor is mounted in a rotatable manner on an outer circumferential surface of the stator using at least one roller bearing arranged between the rotor and the stator.7. The drive wheel of ...

METHOD AND APPARATUS FOR AN ACTIVE CONVERTOR DOLLY

The disclosure is directed at a method and apparatus for an active convertor dolly for use in a tractor-trailer configuration. In one embodiment, the apparatus includes a system to connect a tractor to a trailer. The apparatus further includes a charge generating system for translating the mechanical motions or actions of the dolly into electricity or electrical energy so that this energy can be used to charge a battery or to power other functionality for either the dolly or the tractor-trailer. The active dolly may also operate to assist in shunting the tractor-trailer. 118.-. (canceled)19. An active converter dolly comprising:a frame portion including a trailer/truck connecting portion and a trailer connecting portion;a first wheel rotatably coupled to the frame portion and disposed on a first side of the frame portion;a second wheel rotatably coupled to the frame portion and disposed on a second side of the frame portion opposite, or substantially opposite to the first wheel;a first motor operably coupling the first wheel to the frame portion;a second motor operably coupling the second wheel to the frame portion; anda controller operably coupled, independently, to the first motor and to the second motor; the first motor is operable, via the controller, in at least a drive mode for providing torque to the first wheel; and', 'the second motor is operable, via the controller, in at least a drive mode for providing torque to the second wheel., 'wherein20. The active converter dolly as claimed in ; the first motor is an in-wheel motor disposed within the first wheel; and', 'the second motor is an in-wheel motor disposed within the second wheel., 'wherein21. The active converter dolly as claimed in ; 'the controller is operable such that the torque provided by the first motor to the first wheel, and the torque provided by the second motor to the second wheel is the same.', 'wherein22. The active converter dolly as claimed in ; 'the controller is operable such that the ...

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 ...

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 ...

WHEEL RIM FOR MOTOR VEHICLES DRIVEN WITH WHEEL HUB MOTORS

A wheel rim for motor vehicles driven with wheel hub motors has a wheel rim base, an outer and an inner wheel rim flange, and a wheel disk having a center hole, attachment holes, and, if applicable, having spokes. At least a part of the rotor housing of a wheel hub motor forms at least a part of the wheel rim. 110121416141618202210. Wheel rim () for motor vehicles driven with wheel hub motors , having a wheel rim base () , an outer () and an inner () wheel rim flange ( , ) , and a wheel disk having a center hole () , attachment holes () , and , if applicable , having spokes () , wherein at least a part of the rotor housing of a wheel hub motor forms at least a part of the wheel rim ().2102412. Wheel rim () according to claim 1 , wherein at least part of the rotor housing forms the wall () of the ring-shaped wheel rim base () claim 1 , at least in part.310281024122620. Wheel rim () according to claim 1 , wherein the rotor housing has a cap () in the interior of the wheel rim () claim 1 , between the wall () of the ring-shaped wheel rim base () and the pitch circle () having the attachment holes ().4102822. Wheel rim () according to claim 3 , wherein the cap () of the rotor housing is disposed on the inner side of the wheel disk claim 3 , which might have spokes ().510282412. Wheel rim () according to claim 1 , wherein the rotor housing is configured in the manner of a rotor bell composed of a cap () and at least partially of a ring-shaped wall () of the ring-shaped wheel rim base ().6101010. Wheel rim () according to claim 1 , wherein the rotor housing claim 1 , particularly as an at least partially integral component of the wheel rim () claim 1 , is configured in one piece with the wheel rim ().7101010. Wheel rim () according to claim 1 , wherein the rotor housing claim 1 , particularly as an at least partially integral component of the wheel rim () claim 1 , is cast or forged in one piece with the wheel rim ().8101010. Wheel rim () according to claim 1 , wherein ...

ELECTRIC MOTOR ASSEMBLY FOR A MOTOR VEHICLE AND BRAKE

An electric motor assembly for a motor vehicle and brake has an engine cartridge with a stator connected to an engine casing. The engine cartridge also has a rotor connected to a wheel shaft. The assembly also has a disc of a disc brake connected to the wheel shaft. The assembly also has a disc brake caliper arranged astride the disc and connected to the engine casing. 19-. (canceled)10. An electric motor assembly for a motor vehicle and brake comprising:an engine cartridge comprising a stator connected to an engine casing;said engine cartridge further comprising a rotor connected to a wheel shaft;said assembly further comprising a disc of a brake disc connected to said wheel shaft;wherein said assembly further comprises a disc brake caliper positioned astride said disc and connected to said engine casing.11. The assembly according to claim 10 , whereinsaid wheel shaft forms an inner bearing fifth wheel; and/or whereinsaid inner bearing fifth wheel is joined to a fifth wheel bearing; and/or whereinsaid engine casing is keyed onto said bearing and/or whereinsaid wheel shaft is supported to rotate about said engine casing.12. The assembly according to claim 10 , whereinsaid assembly comprises a fork for a motor vehicle firmly attached to said engine casing; and/or whereinsaid assembly comprises a fork for a motor vehicle in one piece with said engine casing; and/or whereinsaid disc brake disc is placed parallel or coplanar with said fork of a motor vehicle and facing said engine cartridge; and/or whereinsaid disc brake disc is placed between said motor vehicle fork and said motor cartridge.13. The assembly according to wherein:the assembly comprises a first half-caliper firmly connected to, or in one piece with said fork or said engine casing;said assembly further comprising an associable opposite second half-caliper associated with said first half-caliper so as to place said caliper astride the brake disc.14. The assembly according to wherein:said engine casing ...

ELECTRIC HUB DRIVE WITH BRAKING ASSEMBLY

Some embodiments are directed to an electric hub drive with a braking assembly. The hub drive includes a housing; a rotary drive transmission system mounted within the housing; and a braking assembly positioned within the housing. The braking assembly includes a braking formation that is coupled to be rotationally driven by the rotary drive transmission system. Advantageously or preferably, the braking formation is coupled to be rotationally driven by a part of the rotary drive transmission system that has a higher angular velocity than the output shaft. This enables the braking formation to rotate at a faster speed than the wheel hub. 1. An electric hub drive comprising:a housing;a rotary drive transmission system including an input shaft, output shaft, and a torque transfer arrangement to effect a rotational coupling between the input shaft and the output shaft mounted within the housing; anda braking assembly including a braking formation positioned within the housing, the braking formation being coupled to be rotationally driven by the drive transmission system.2. The hub drive of claim 1 , wherein the braking formation is carried on a drive shaft coupled to be driven rotationally by the drive transmission system.3. The hub drive of claim 1 , wherein the braking formation is a friction formation selectively engageable against one or more complementary friction surfaces carried within the housing.4. The hub drive of claim 1 , wherein the braking formation includes at least one brake disc.5. The hub drive of claim 4 , wherein at least one brake disc is mounted co-axially on a shaft coupled to be driven rotationally by the drive transmission system.6. The hub drive of claim 1 , wherein the braking formation is coupled to be rotationally driven at an angular velocity equal to or greater than that of the output shaft of the hub drive.7. The hub drive of claim 6 , wherein the braking formation is coupled to be rotationally driven at an angular velocity greater than ...

User interface for a motorized wheel

A user interface for an electrically motorized wheel with a hub shell assembly, the user interface can include a user interface cover plate for a user interface panel that provides for operation of the electrically motorized wheel, the user interface cover plate rotationally stationary relative to a rotatable portion of the hub shell assembly, the user interface cover plate including an antenna aperture for an antenna of a wireless system.

Progressive rate suspension for agricultural vehicle

A suspension apparatus connected to a wheel of a vehicle and includes a first linkage, a second linkage, a third linkage, a bell crank, and a shock absorber. The first linkage connects to the wheel. The second linkage includes a first portion that is pivotally connected to a second portion of the first linkage. The third linkage includes a first portion that is pivotally connected to a second portion of the second linkage. The bell crank includes opposed first and second arms and a central pivot connection to the third linkage, wherein the first arm is pivotally connected to a first portion of the first linkage. The shock absorber has a variable length and includes a first portion that is pivotally connected to the first portion of the third linkage and wherein a second portion of the shock absorber is pivotally connected to the second arm of the bell crank.

GUIDED MULTI-BAR LINKAGE ELECTRIC DRIVE SYSTEM

An electric drive system including: a rotary motor system including a hub assembly, a first rotating assembly, a second rotating assembly, and a third rotating assembly, wherein the hub assembly defines a rotational axis about which the first rotating assembly, the second rotating assembly, and the third rotating assembly are coaxially aligned and are capable of independent rotational movement independent of each other; a mechanical guide system supporting the hub assembly and constraining movement of the hub assembly so that the rotational axis of the hub assembly moves along a defined path that is in a transverse direction relative to the rotational axis; and a multi-bar linkage mechanism connecting to each of the first and third rotating assemblies and connecting the hub assembly to the mechanical guide system, wherein the multi-bar linkage mechanism causes the rotational axis of the hub assembly to translate along the defined path in response to relative rotation of the first rotating assembly and third rotating assembly with respect to each other. 1. An electric drive system comprising:a rotary motor system comprising a hub assembly, a first rotating assembly, a second rotating assembly, and a third rotating assembly, wherein the hub assembly defines a rotational axis and wherein each of the first rotating assembly, the second rotating assembly, and the third rotating assembly is coaxially aligned with the rotational axis and is capable of independent rotational movement about the rotational axis independent of each other;a mechanical guide system supporting the hub assembly and constraining movement of the hub assembly so that the rotational axis of the hub assembly moves along a defined path that is in a transverse direction relative to the rotational axis; anda multi-bar linkage mechanism connecting to each of the first and third rotating assemblies and connecting the hub assembly to the mechanical guide system, wherein the multi-bar linkage mechanism causes ...

GEARING ASSEMBLY, VEHICLE DRIVETRAIN AND ELECTRIC WHEEL HUB THEREWITH

A gearing assembly includes a rotary input member, a rotary output member, and a gearing arrangement between the input member and the output member selectively able to effect a driving engagement between the input member and the output member through at least a first torque connection having a first gear ratio. A second torque connection has a second gear ratio and a third torque connection having a third gear ratio. The gearing arrangement includes a first engagement member operable selectively to effect the first torque connection in a 1:1 ratio, a first planetary gear stage, and a second planetary gear stage. A second engagement member is operable selectively to effect the second torque connection, and a third engagement member operable selectively to effect the third torque connection, respectively, through one or more of the planetary gear stages. 1. A gearing assembly , comprising:a rotary input member;a rotary output member;a gearing arrangement between the input member and the output member selectively engageable to effect a driving engagement between the input member and the output member through at least a first torque connection having a first gear ratio, the gearing arrangement including a first engagement member operable selectively to effect the first torque connection in a 1:1 ratio;a second torque connection having a second gear ratio;a third torque connection having a third gear ratio;a first planetary gear stage and a second planetary gear stage; anda second engagement member operable selectively to effect the second torque connection and a third engagement member operable selectively to effect the third torque connection respectively through one or more of the planetary gear stages;wherein the first engagement member is located on a first side of the input member and the first planetary gear stage, second engagement member, second planetary gear stage and third engagement member are located on a second side of the input member opposite to said ...

FREE RANGING AUTOMATED GUIDED VEHICLE AND OPERATIONAL SYSTEM

An automated guided vehicle (AGV) that is configured to operate with a navigation and guidance system includes a base frame structure that supports a material handling apparatus. Casters may be attached at peripheral portions of the base frame structure to movably support the base frame structure away from a ground surface. Drive wheel assemblies may be disposed between two of the casters and configured to propel and steer the AGV. A suspension system may have intersecting swing arms that are pivotally mounted at the base frame structure and independently attach at each of the drive wheel assemblies. The suspension system biases the drive wheel assemblies against the ground surface to maintain friction of the drive wheel assemblies against the ground surface, such as for traversing sloped or uneven surfaces. 1. An automated guided vehicle (AGV) configured to operate with a navigation and guidance system , said AGV comprising:a base frame configured to support a material handling apparatus;a plurality of support wheel assemblies attached at peripheral portions of the base frame and configured to movably support the base frame away from a ground surface;a pair of drive wheel assemblies disposed between at least two of the plurality of support wheel assemblies and configured to propel the AGV over the ground surface; anda suspension system having intersecting swing arms that pivotally mount at the base frame and independently attach at each of the drive wheel assemblies, wherein the suspension system is configured to bias the pair of drive wheel assemblies against the ground surface to maintain friction of the drive wheel assemblies against the ground surface.2. The AGV of claim 1 , wherein the pair of drive wheel assemblies includes spaced apart drive wheels that are configured to rotate about substantially parallel axes.3. The AGV of claim 2 , wherein the spaced apart drive wheels are driven by a differential drive system to propel and steer the AGV of over the ...

Powered wheel assemblies and control systems

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

Final drive mounted motor for track-type tractor

A track-type tractor includes a frame housing defining an internal cavity extending to an outer bore, an electric motor module, and a final drive assembly. The electric motor module includes a motor housing having a flanged end portion, and a rotor shaft extending through the flanged end portion. The flanged end portion is mounted to a outer mounting surface of the frame housing surrounding the outer bore, such that the electric motor module extends through the outer bore and is retained within the frame housing internal cavity. The final drive assembly is mounted to the flanged end portion and includes a gear set in operative engagement with the rotor shaft for motorized operation of the final drive assembly.

MULTI-FUNCTIONAL ELECTRIC MODULE FOR A VEHICLE

A multi-functional electric module (eModule) is provided for a vehicle having a chassis, a master controller, and a drive wheel having a propulsion-braking module. The eModule includes a steering control assembly, mounting bracket, propulsion control assembly, brake controller, housing, and control arm. The steering control assembly includes a steering motor controlled by steering controllers in response to control signals from the master controller. A mounting feature of the bracket connects to the chassis. The propulsion control assembly and brake controller are in communication with the propulsion-braking module. The control arm connects to the lower portion and contains elements of a suspension system, with the control arm being connectable to the drive wheel via a wheel input/output block. The controllers are responsive to the master controller to control a respective steering, propulsion, and braking function. The steering motor may have a dual-wound stator with windings controlled via the respective steering controllers. 1. A multi-functional electric module (eModule) for use with a vehicle having a chassis , a master controller , and a drive wheel having a propulsion-braking module , the eModule comprising:a steering control assembly having a steering motor and at least one steering controller, wherein each of the at least one steering controller includes a first printed circuit board assembly (PCBA) operable to control the steering motor in response to control signals from the master controller;a mounting bracket positioned with respect to the steering control assembly, and having a mounting feature that is engageable with the chassis;a propulsion control assembly having a propulsion controller including a second PCBA that is in communication with the propulsion-braking module;a brake controller in communication with the propulsion-braking module, wherein the brake controller includes a third PCBA;a housing that rotates with respect to the mounting bracket, ...

MODULAR ROBOTIC VEHICLE

A modular robotic vehicle includes a chassis, driver input devices, an energy storage system (ESS), a power electronics module (PEM), modular electronic assemblies (eModules) connected to the ESS via the PEM, one or more master controllers, and various embedded controllers. Each eModule includes a drive wheel containing a propulsion-braking module, and a housing containing propulsion and braking control assemblies with respective embedded propulsion and brake controllers, and a mounting bracket covering a steering control assembly with embedded steering controllers. The master controller, which is in communication with each eModule and with the driver input devices, communicates with and independently controls each eModule, by-wire, via the embedded controllers to establish a desired operating mode. Modes may include a two-wheel, four-wheel, diamond, and omni-directional steering modes as well as a park mode. A bumper may enable docking with another vehicle, with shared control over the eModules of the vehicles. 1. A vehicle comprising:a chassis;a plurality of driver input devices;an energy storage system (ESS); a drive wheel containing a by-wire propulsion-braking module configured to selectively propel and brake the drive wheel;', 'a mounting bracket covering a steering control assembly having at least one steering controller which controls a by-wire steering function of the vehicle; and', 'a housing positioned adjacent to the mounting bracket, and containing a propulsion control assembly, a braking control assembly, and a spring-damper assembly, wherein the propulsion control assembly and the braking control assembly include a propulsion controller and a brake controller, respectively, which together control the by-wire propulsion-braking module; and, 'at least one electronic modular assembly (eModule) that is electrically connected to the ESS, and that includesa master controller in communication with the at least one steering controller, the propulsion ...

Traveling drive device for dump truck

A traveling drive device for a dump truck is provided with an axle housing mounted to a vehicle body, a wheel mounting tube rotatably provided on the outer periphery side of the axle housing, a disk holding cylinder provided on the axial outside of the wheel mounting tube, a brake disk mounted to the disk holding cylinder, and a brake device for applying braking to the brake disk. The disk holding cylinder is configured by a cylindrical body to be mounted to the wheel mounting tube and a plurality of disk mounting legs provided on the cylindrical body. A plurality of U-shaped projections are provided on the outer periphery side of the brake disk at positions corresponding to the respective disk mounting legs. A recessed groove which fits on the disk mounting leg so as to hold a distal end thereof is provided in each of the U-shaped projections.

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 , ...

Drive unit for tracked vehicle and vehicle provided with drive unit

The invention relates to a drive unit for a tracked vehicle such as a tracked forwarder. The drive unit comprises a track support beam, at least one drive wheel, a set of support wheels and an endless track, said at least one drive wheel being arranged to drive said endless track running over said at least one drive wheel and said set of support wheels. The drive wheel and the support wheels are rotatably attached in said track support beam. The drive unit further comprises an electric motor attached to said at least one drive wheel and integrated in said track support beam, and a in the track support beam integrated lubrication system comprising a pump unit arranged for pressurized supply of lubricant to parts of the drive unit in need of lubrication.

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 ...

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.

DRIVE DEVICE

A planetary gear mechanism includes a sun gear, planetary gears, an annular internal gear, a carrier that is fixed to a bracket and includes a second lid, and a support shaft. An output unit is supported to be rotatable by a first bearing attached to the support shaft and a second bearing attached to the bracket, and fixed to the internal gear. The bracket includes a protrusion protruding from a first lid to one side in the axial direction. A radially inside surface of the protrusion includes a first curved surface extending in a circumferential direction as viewed along the axial direction. The carrier includes a second curved surface located radially inside the first curved surface. The second curved surface extends in the circumferential direction as viewed along the axial direction, and contacts with the first curved surface. 1. A drive device that rotates a wheel , the drive device comprising:a motor including a motor shaft disposed along a center axis;a planetary gear mechanism connected to one side in an axial direction of the motor shaft; and a rotor including the motor shaft;', 'a stator opposed to the rotor in a radial direction with a gap interposed therebetween; and', 'a bracket including a first lid covering one side in the axial direction of the stator;, 'an output unit to which rotation of the motor shaft is transmitted through the planetary gear mechanism; wherein the motor includes a sun gear provided at a portion on one side in the axial direction of the motor shaft;', 'a plurality of planetary gears that are arranged along a circumferential direction on one side in the axial direction of the first lid to engage with the sun gear;', 'an annular internal gear that surrounds a radial outer periphery of the plurality of planetary gears to engage with the planetary gears;', 'a carrier including a second lid located on one side in the axial direction of the planetary gear, the carrier being fixed to the bracket; and', 'a support shaft that is attached ...

DRIVE DEVICE

A drive device that rotates a wheel includes a motor including a motor shaft disposed along a center axis, a speed reduction mechanism connected to one side in an axial direction of the motor shaft, and an output unit to which rotation of the motor shaft is transmitted through the speed reduction mechanism. The motor includes a rotor including the motor shaft, a stator opposed to the rotor in a radial direction with a gap interposed therebetween, and a housing accommodating the rotor and the stator. The housing includes a first fixing unit fixed to a chassis of a traveling body on which the drive device is mounted. The stator includes a stator core and coils mounted on the stator core. The stator core contacts directly with the housing. 1. A drive device that rotates a wheel , the drive device comprising:a motor including a motor shaft disposed along a center axis;a speed reduction mechanism connected to one side in an axial direction of the motor shaft; andan output unit to which rotation of the motor shaft is transmitted through the speed reduction mechanism; wherein a rotor including the motor shaft;', 'a stator opposed to the rotor in a radial direction with a gap interposed therebetween; and', 'a housing that accommodates the rotor and the stator therein;, 'the motor includesthe housing includes a first fixing unit fixed to a chassis of a traveling body on which the drive device is mounted; a stator core; and', 'a plurality of coils mounted on the stator core; and, 'the stator includesthe stator core contacts directly with the housing.2. The drive device according to claim 1 , wherein a first motor bearing that rotatably supports the motor shaft on one side in the axial direction with respect to the rotor core; and', 'a second motor bearing that rotatably supports the motor shaft on another side in the axial direction with respect to the rotor core;, 'the rotor includes a rotor core fixed to the motor shaft; the motor includes a first housing that holds the ...

DRIVE DEVICE

A motor includes a circuit board, a rotation sensor attached to the circuit board, a connector protruding from the circuit board to a second side in an axial direction, and a cable electrically connected to the rotation sensor. A housing includes a protruding cylinder and a bearing holder located radially inside of the protruding cylinder. The circuit board is located on a first side in the axial direction of the protruding cylinder. The protruding cylinder includes an extraction hole radially penetrating a wall of the protruding cylinder. The connector is located radially inside of a stator. An end on the second side in the axial direction of the connector is located in the protruding cylinder. The cable is extracted from the end on the second side in the axial direction of the connector to a radial outside of the protruding cylinder through the extraction hole. 1. A drive device that rotates a wheel , the drive device comprising:a motor including a motor shaft disposed along a center axis;a speed reduction mechanism connected to one side in an axial direction of the motor shaft; and a rotor including the motor shaft and a rotor main body fixed to an outer circumferential surface of the motor shaft;', 'a stator opposed to the rotor in a radial direction with a gap interposed therebetween;', 'a housing that accommodates the rotor and the stator;', 'a circuit board accommodated in the housing on another side in the axial direction with respect to the rotor main body;', 'a rotation sensor attached to the circuit board to detect rotation of the rotor;', 'a connector protruding from the circuit board to the other side in the axial direction; and', 'a cable electrically connected to the rotation sensor through the connector;, 'an output unit to which rotation of the motor shaft is transmitted through the speed reduction mechanism; wherein the motor includes a protruding cylinder that protrudes to the other side in the axial direction to cover at least a portion of the ...

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 ...

Front-Wheel Drive Hybridization

A hybrid transmission for a front-wheel drive vehicle includes a multi-speed transmission, a differential, an electric motor, and a planetary gear set. The multi-speed transmission includes an input shaft with a first axis. The differential includes a housing with a second axis, radially offset from the first axis. The electric motor is concentric with the second axis. The planetary gear set connects the multi-speed transmission, the differential, and the electric motor. In some example embodiments, the planetary gear set includes a sun gear drivingly engaged with the multi-speed transmission, a planet carrier drivingly engaged with the differential, and a ring gear drivingly engaged with the electric motor.

ELECTRIC WHEEL END ASSEMBLY

An electric wheel-end assembly comprising a mounting portion, a spindle having an inboard end connected to the mounting portion and an outboard end distal from the mounting portion. A hub is rotatably mounted to the spindle via one or more bearings disposed between the inboard and outboard ends of the spindle. A reduction gearbox is disposed at the distal end of the spindle. An input shaft comprising an inboard end having a drive receiving portion arranged to releasably connect to a drive shaft of an electric motor, extends through the spindle to deliver a rotational input to the drive input of the reduction gearbox, the drive output of the reduction gearbox being connected to the hub to drive the hub in rotation about the spindle.

SELECTIVELY ATTACHABLE AND DETACHABLE AXIAL HUB MOTOR

Systems, methods, and other implementations described herein relate to a hub motor for a wheel of a vehicle. In one embodiment, the hub motor includes a cylindrical rotor and a cylindrical stator coaxially spaced from the cylindrical rotor along an axle. The cylindrical rotor includes a rotor attachment to selectively couple the cylindrical rotor to the axle. The cylindrical stator is disposed between the cylindrical rotor and the wheel and includes stator attachments to selectively couple the cylindrical stator to an outer wheel surface of the wheel. The cylindrical rotor and the cylindrical stator are selectively attachable to the axle and the outer wheel surface, respectively, without removing the wheel from the vehicle. 1. A hub motor for a wheel of a vehicle , comprising:a cylindrical rotor and a cylindrical stator coaxially spaced from the cylindrical rotor along an axle,the cylindrical rotor including a rotor attachment to selectively couple the cylindrical rotor to the axle,the cylindrical stator disposed between the cylindrical rotor and the wheel, the cylindrical stator including stator attachments to selectively couple the cylindrical stator to an outer wheel surface of the wheel; andthe cylindrical rotor and the cylindrical stator being selectively attachable to the axle and the outer wheel surface, respectively, without removing the wheel from the vehicle.2. The hub motor of claim 1 , wherein the axle extends in an axial direction away from the vehicle to an outer end of the axle claim 1 , and the wheel is supported by the axle and rotatable about a rotational axis that coincides with the axial direction claim 1 , andwherein the hub motor is arranged between the outer wheel surface and the outer end in the axial direction.3. The hub motor of claim 1 , wherein the hub motor delivers power to cause the wheel to rotate upon selectable attachment of the cylindrical rotor and the cylindrical stator to the axle and the outer wheel surface claim 1 , ...

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 ...

Powered utility cart and compliant drive wheel therefor

A lift-enabled motorized wheel assembly and material handling cart. A drive wheel is supported on an axel between a fixed leg and a floating leg. The axel passes through the fixed leg without interference, but is captured in the floating leg by a self-aligning bearing. The axle is driven by a drive motor that is bolted to the fixed leg through a right-angle gearbox. A vertical suspension unit provides compliance for drive wheel traction. A lifter sub-assembly alternately raises and lowers the drive wheel into and out of contact with the ground. The lift-enabled motorized wheel assembly is attached to the bottom of a cart frame, along with a plurality of caster wheels. The cart includes a tow-bar that is moveable between raised and lowered positions. When the tow-bar is lowered condition for towing, the drive wheel automatically lifts out of contact with the ground.

UNIVERSAL WHEEL

The universal wheel includes a base member, a vertical axle, a lift member, and a wheel member. The lift member adjusts the universal wheel's height. A first driving element, a second driving element, and an engaging element are configured on the base member and the wheel member. The first driving element for turning the base member laterally within 360 degrees. The second driving element is for rolling the wheel member around its lateral axle. The engaging element couples or decouples an external shaft with the lateral axle of the wheel member. As such, through the first and second driving elements, and the engaging element, the universal wheel can control a height from the ground and can be rolled forward, laterally, obliquely, turned 360 degrees when standing in place, or in a combination of these operations. 1. A universal wheel , comprisinga base member having a top side, a pair of downward extended and parallel side pieces from the top side, and a bearing on the top side;a lift member having a bottom end joined to the top side of the base member on the bearing for adjusting a height of the wheel member from the ground;a vertical axle running vertically upward through a fastening element, the top side of the base member, and the bearing, where a first end of the vertical axle is joined to the bottom end of the lift member, a second end of the vertical axle has flange segments for engaging with the fastening element;a wheel member having a lateral axle whose two ends are joined to the side pieces, respectively, so that the wheel member is rotatable between the side pieces around the lateral axle;a first driving element for engaging the bottom end of the lift member and therefore turning the base member laterally within 360 degrees around the vertical axle;a second driving element coupled to the lateral axle of the wheel member for rolling the wheel member around the lateral axle; anda tubular element configured on a second side piece and coupled to the lateral ...

DRIVE UNIT FOR TRACKED VEHICLE AND VEHICLE PROVIDED WITH DRIVE UNIT

The invention relates to a drive unit for a tracked vehicle such as a tracked forwarder. The drive unit comprises a track support beam, at least one drive wheel, a set of support wheels and an endless track, said at least one drive wheel being arranged to drive said endless track running over said at least one drive wheel and said set of support wheels. The drive wheel and the support wheels are rotatably attached in said track support beam. The drive unit further comprises an electric motor attached to said at least one drive wheel and integrated in said track support beam, and a track support beam integrated lubrication system comprising a pump unit arranged for pressurized supply of lubricant to parts of the drive unit in need of lubrication. 1. (canceled)2. A track support beam for a tracked vehicle , configured to support at least one drive wheel , a set of support wheels and an endless track , the track support beam comprising a transversal partition plane along which the track support beam is configured to be divided in a front section and a rear section.3. The track support beam according to claim 2 , wherein said front and rear sections are configured for removable mounting to each other along said transversal partition plane.4. The track support beam according to claim 2 , comprising an electric motor constituting an electric drive unit arranged to drive said at least one drive wheel claim 2 , wherein the electric motor is integrated in one of said front and rear sections constituting a motor comprised section.5. The track support beam according to claim 4 , further comprising a transmission device integrated in said motor comprised section of the track support beam.6. The track support beam according to claim 5 , further comprising a lubrication system integrated in said motor comprised section of the track support beam.7. The track support beam according to claim 4 , wherein the transversal partition plane is arranged such that the motor comprised ...

Drive Unit for an Industrial Transport Vehicle

A drive unit, in particular for an industrial transport vehicle, is at least comprised of a gearbox with at least one gear stage, a drive motor and a running wheel. To minimize the costs when there are substantially greater loads on the running wheel, there are provisions in accordance with the invention for the running wheel to be directly connected to a bevel gear on the output side, which is supported by a first bearing element for accommodating the load and by a second bearing element that serves to provide stabilization and that is supported in the gearbox . The first bearing element bears all of the loads here, whereas the second bearing element with substantially smaller dimensions merely has to cushion tilting forces that arise.

Mover, carrier, parts mounting system, and shaft coupling for movers

A mover includes a body, an axle, a drive wheel, a motor, a speed reducer, and a shaft coupling. The wheel is arranged rotatably around the axle. The reducer is attached to the axle to reduce and transmit rotational power of the motor and includes an output shaft aligned with a center axis of the axle. The coupling transmits the rotational power of the reducer to the wheel and includes a cylindrical portion having an annular shape when viewed along the center axis and housing the reducer at least partially inside. The cylindrical portion includes an input portion and an output portion at first and second ends, respectively, along the center axis. The cylindrical portion further includes an absorber between the input and output portions to absorb deviation and an angle of deviation between respective rotational center axes of the output shaft and the drive wheel.

Electric axle assembly

An electric axle assembly is disclosed. The electric axle assembly includes a common housing with an electric motor, a continuously variable transmission, and a planetary differential. The electric motor includes an output shaft and the continuously variable transmission is connected to the output shaft. The continuously variable transmission includes a drive shaft configured to be variably driven by the output shaft. The planetary differential is connected to the drive shaft, and the planetary differential includes a carrier configured to be driven by the drive shaft and dual sun gears configured to be driven by the carrier. Wheel axles are in independent driving engagement with a respective one of the dual sun gears.

IN-WHEEL MOTOR

An in-wheel motor, comprising: a rotor () of a surface permanent magnet type, wherein a plurality of permanent magnets () are fixed along an inner circumferential surface of the rotor; wedge-shaped protrusions () for fixing the permanent magnets () on the rotor (); and a stator () disposed inside the rotor (), wherein teeth () and slots () are alternately formed on an outer circumferential portion of the stator; wherein the number of the permanent magnets () is 32, and the number of the slots is 24; wherein each of the permanent magnets () has chamfers () on each of the ends so that a magnetic flux cannot concentrate, and is convex toward the stator (), in a cross-section perpendicular to a rotary axis of the rotor (). 1. An in-wheel motor of an outer-rotor type for driving a wheel of an in-wheel motor vehicle having the motor incorporated in the wheel , comprising:a rotor of a surface permanent magnet type, wherein a plurality of permanent magnets are fixed along an inner circumferential surface of the rotor;wedge-shaped protrusions for fixing the permanent magnets on the rotor; anda stator disposed inside the rotor, wherein teeth and slots are alternately formed on an outer circumferential portion of the stator;wherein the number of the permanent magnets is 32, and the number of the slots is 24;wherein each of the permanent magnets has chamfers on each of the ends so that a magnetic flux cannot concentrate, and is convex toward the stator, in a cross-section perpendicular to a rotary axis of the rotor.3. The in-wheel motor according to claim 2 , wherein the wedge-shaped protrusions are formed integrally with the rotor.4. The in-wheel motor according to claim 1 , wherein each of the permanent magnets engages with the wedge-shaped protrusion on an end side thereof from a position of the chamfer. The present disclosure relates to an in-wheel motor of an outer-rotor type for driving a wheel of an in-wheel motor vehicle in which the electric motor is incorporated in ...

BATTERY POWERED SKATEBOARD

The disclosure relates generally to an electric skateboard. The electric skateboard may include a deck, at least a rechargeable battery pack, a control module, and a communications module, a pair of trucks mounted to the deck, a plurality of wheels mounted on axles of the trucks; and one or more motors installed in one or more of the plurality of wheels for propelling the electric skateboard. The deck may include a front end, a rear end, a top plate. The rechargeable battery pack, control module, and communications module may be enclosed in an enclosure attached to the deck. 1. An electric skateboard , comprising:a deck including a front end and a rear end;at least a rechargeable battery pack enclosed in an enclosure attached to the deck;a front truck mounted on the front end and a rear truck mounted on rear end of the deck; anda pair of wheels mounted on the front truck and a pair a wheels mounted on the rear truck, each of the two pairs of wheels including a hub motor.2. The electric skateboard of claim 1 , further comprising a handle including a remote controller for controlling the hub motors claim 1 , wherein the handle includes two foldable arms that are connectable to the deck for carrying the electric skateboard.3. The electric skateboard of claim 2 , wherein the foldable arms each include a protrusion configured to slide into a groove in the deck for carrying the skateboard.4. The electric skateboard of claim 1 , further comprising one or more elongated side lights mounted to two sides of the deck and each extending approximately to the front and the rear end.5. The electric skateboard of claim 4 , wherein the deck has a length between the front end and the rear end claim 4 , and the two elongated side lights each are more than half of the length of the deck.6. The electric skateboard of claim 1 , wherein the deck includes carbon fiber material.7. The electric skateboard of claim 1 , further comprising one or more sound exciters attached to the deck.8. An ...

YOKE MODULE SYSTEM FOR POWERING A MOTORIZED WHEEL

The yoke module is including wherein an elongated USB power cable, one or more yoke module sections accommodating access for the USB power cable and wire connectors to be threaded through one or more slotted openings and to exit out the top yoke module section, a first connection method to connect with the drive motor's lead cable harness directly to the USB power cable, a method to conceal and protect the drive motor's lead cable harness and the USB power cable by means of a coupling enclosure and yoke sleeve enclosure achieved through the yoke module's fabrication process. The yoke module also comprises a method for USB power cable to provide electricity power to drive a motorized wheel. The yoke module system comprises a second connection method for the yoke module to plug into auxiliary components including; a battery, a computer control system, and sensors for motion stability. 1. A yoke module system for powering a motorized wheel comprising:a yoke module, said yoke module comprising an elongated USB power cable which is contained within said yoke module, said yoke module is fabricated in a preferred shape and dimension, the yoke module is including a process means for accommodating access of said USB power cable to be threaded through the top and the bottom sections of said yoke module,a motorized wheel comprising a drive motor which is rotatably mounted on a hub assembly, said drive motor is comprising a lead cable harness, said lead cable harness to be contained within the yoke module,a first connection method to connect with the drive motor's lead cable harness directly to the USB power cable, anda second connection method for the USB power cable to connect to an auxiliary contrivance including at least that of one of a controlled power system including a battery with a charging device, a computer control system, and sensors.2. The yoke module of comprising one or more yoke sections and access openings allowing the USB power cable and lead cable harness to ...

Self-Balancing Robot System Comprising Robotic Omniwheel

A self-balancing robot system comprising artificial intelligence characterized in that the robot is comprising a humanoid body or comprising a vehicle body. The humanoid body is used for service comprises; an articulated head comprising a voice system for user interaction, and a logic controller for facial imaging via a LED system and LED display monitor. The robot body comprising; a neck, two electromechanical arms with actuating hands used to achieve gripping objects; a pivoting trunk containing a computer operating system, the electrical control system including a batter bank and a battery charger; the lower portion of the body utilizing uni-robotic omniwheel or utilizing legs coupled to the robotic omniwheels or coupled to omnidirectional track wheels which work like skates. The robot system also comprises a computer operating system, a motion control system, an autonomous drive system, a wireless communication system working in combination with an attitude sensing system using state sensors, actuators and accelerometers to control pitch and balance thus allowing the service robot and service vehicle to work indoors and travel on common roadways and on smart highways. 1. A self-balancing robot system comprising:one or more robotic omniwheels, the robotic omniwheel is configured with at least that of; a hub wheel including a drive motor having an axis of rotation, a yoke module shaped with fork arms used for supporting said motorized wheel and a steering motor to steer the robot by means of said robotic omniwheel; the hub wheel configured with an attitude sensing system comprising a state sensor to achieve pitch balance of the robot via trajectory methodologies;a first service robot characterized having a level of artificial intelligence architecture configured to achieve autonomous drive;a service robot body comprising upper, middle and lower body sections configured one or more compartments with access doors;a robot construction method comprised of; a humanoid ...

Stator assembly for wheel motor and stub axle support therefor

Traction/braking device ( 50 ) for electric wheel motor comprising a stator assembly ( 2 ), a rotor ( 3 ), a braking system ( 4 ) with brake disc ( 45 ) rotating as one with the rotor, the stator assembly comprising a stub axle support ( 1 ), a stator body ( 21 ) and a cover ( 22 ) delimiting a stator cooling chamber ( 5 ), the stub axle support comprising a securing base ( 12 ) intended for connecting the traction/braking device ( 50 ) to the vehicle, the stub axle support ( 1 ) comprising three axial passages for two fluid pipes ( 14, 15 ) and one for the passage of cables ( 16 ), these three passages opening into a central zone ( 11 ) of the securing base.

IN-WHEEL MOTOR SYSTEM

An in-wheel motor system can drive an in-wheel motor stably, and also allows power feeding from the road surface, even when transmission and reception coils are misaligned. An in-wheel motor system () includes a power transmitter () that utilizes a resonance phenomenon using a magnetic field. The power transmitter () transmits power (P) wirelessly from the vehicle body to an in-wheel motor () mounted in a wheel. The in-wheel motor system () may also include a communication interface () that communicates between the vehicle body and the wheel, and the communication interface () may transmit a control signal (CTL) for driving the in-wheel motor. 1. An in-wheel motor system comprising:a power transmitter that utilizes a resonance phenomenon using a magnetic field; whereinthe power transmitter transmits power wirelessly from a vehicle body to an in-wheel motor mounted in a wheel.2. The in-wheel motor system of claim 1 , further comprising:a communication interface configured to communicate between the vehicle body and the wheel; whereinthe communication interface wirelessly transmits a control signal for driving the in-wheel motor.3. The in-wheel motor system of claim 2 , further comprising:the in-wheel motor;a motor conversion unit configured to convert a first DC voltage into a motor AC voltage that drives the in-wheel motor during powering;a wheel side capacitor configured to smooth the first DC voltage during powering; anda wheel side conversion unit configured to convert a first AC voltage from a wheel side coil into the first DC voltage during powering; wherein the wheel side coil, configured to receive wirelessly transmitted power at the wheel side during powering; and', 'a wheel side resonance capacitor inserted in series between the wheel side conversion unit and the wheel side coil., 'the power transmitter comprises4. The in-wheel motor system of claim 3 , further comprising:a wheel side controller configured to control, with a first control signal, switching ...

Electric vehicle

An electric vehicle includes a wire harness that flexibly follows the swinging of the swing arm, surely avoids any contact with other components, and has excellent durability. The electric vehicle includes a battery mounted to a frame, an inverter and an electric motor accommodated in a swing arm, and a wire harness wired between the frame and the swing arm. The swing arm includes a hollow pivot section, and a partition wall partitioning the pivot section and an arm section. The wire harness suspends from the frame side, enters inside the pivot section from the top face side of the pivot section, and is bent inside the pivot section reaching the inverter through the partition-wall through port.

ELECTRIC VEHICLE

Disclosed is an electric vehicle, comprising a chassis (), a vehicle body and a power battery (), wherein the chassis () comprises a frame system (), a steering motor damping system () mounted on the frame system (), a wheel system () connected to the steering motor damping system (), a steering system () mounted on the frame system (), and a braking system () mounted on the frame system (); and the wheel system () comprises a left front wheel () using a hub motor, a left rear wheel () using a hub motor, a right front wheel () using a hub motor, and a right rear wheel () using a hub motor. Driving the wheels () with the hub motors can omit a traditional mechanical transmission system, so as to simplify the structure of the chassis () and reduce the weight of the chassis (). Compared with a traditional electric vehicle, the electrical vehicle has a lighter weight, smaller volume, reduced mechanical transmission loss, and improved electrical energy utilization rate. 1. An electric vehicle , comprising a chassis , a vehicle body arranged on the chassis , and a power battery arranged on the chassis and configured to provide electric power; wherein the chassis comprises a frame system , a steering motor damping system mounted on the frame system , a wheel system connected to the steering motor damping system , a steering system mounted on the frame system , and a braking system mounted on the frame system;the wheel system comprises a left front wheel using a hub motor, a left rear wheel using a hub motor, a right front wheel using a hub motor, and a right rear wheel using a hub motor;the steering motor damping system includes a left front steering damping motor, a right front steering damping motor, a left rear steering damping motor, and a right rear steering damping motor; the left front steering damping motor and the right front steering damping motor are respectively mounted at left and right sides of a front end of the frame system, and the left rear steering ...

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.

DRIVE DEVICE FOR MOTOR VEHICLES

A drive device for motor vehicles including one or more electric motors, each of which is associated with at least one drive wheel rotatable on a steering knuckle and drives the wheel via a step-down gearbox. The gearbox is installed in the wheel hub of the respective drive wheel and a disconnect device for coupling and decoupling the respective electric motor from the respective gearbox is provided. The steering knuckle is formed as an axle tube in which a drive shaft is rotatably mounted, the drive shaft being able to be brought into a driving connection to the rotor of the electric motor at the inner end of the shaft and to the input of the gearbox at the outer end of the shaft when it is to perform driving. 1. A drive device for motor vehicles with at least one or several driving electric motor(s) coordinated with a drive wheel rotating respectively on at least one steering knuckle and driving it via a reduction gearbox where reduction gearbox is mounted in the wheel hub of the given drive wheel and a disconnect device is provided for coupling and decoupling the respective electric motor E from the given gearbox characterized in that steering knuckle is designed as an axle tube in which driveshaft can be brought to a driving connection not only at inner end with rotor R of electric motor but also at outer end with the input of reduction gear when a propulsion is to occur , andthat hereby driveshaft can be displaced back and forth in its axial direction from an engaged position, in which, on the one hand, a positively engaged force transmission is effected between electric motor, and, on the other hand, between driveshaft and reduction gear, establishing hereby the mentioned driving connection, to a disengaged position, in which the mentioned positive force transmission and with it the driving connection is cancelled. This also creates the disconnect device.2. A drive system as claimed in claim 1 , wherein the positively engaged force transmission represents ...

In-wheel motor drive assembly

An in-wheel motor drive assembly 21 includes: a motor unit A; a speed reduction unit B having an output shaft 28 reducing the rotational speed of the motor rotary shaft 35 and outputting the reduced rotation and a speed-reduction-unit casing 22 b forming a contour, and disposed on one axial side of the motor unit A; a wheel hub bearing unit C having a wheel hub 32 fixedly coupled with the output shaft 28 and a wheel-hub-bearing outer ring 22 c rotatably supporting the wheel hub 32 , and disposed on one axial side of the speed reduction unit B; and coupling portions 63, 64 secured to at least one of the wheel-hub-bearing outer ring 22 c and speed-reduction-unit casing 22 b to couple with members of a vehicle body.