A portal gear box assembly effective to lift and change the gear ratio of a wheel of an off-road vehicle includes a housing, an input gear sub-assembly, an output gear sub-assembly, and an idler gear sub-assembly effective for linking the input gear to the output gear. The input gear sub-assembly…
An electric work vehicle includes a rear housing, a first motor to drive a first rear wheel, the first motor being supported by the rear housing, a second motor to drive a second rear wheel, the second motor being supported by the rear housing, and a locking assembly. The first motor is connected…
A vehicle includes a frame, front and rear wheels, a powertrain comprising an engine and transmission, and various other systems and components. The frame includes various features for supporting components and systems of the vehicle. For example, a rear portion of the frame is configured to…
The drive device comprises first and second motors comprising respective first and second rotary shafts. The drive device comprises first and second counter shafts connected to each of the first and second rotary shafts via first and second counter gears. The drive device comprises first and second…
A suspension element includes a housing, a first joint, and a second joint. The housing is configured to couple a tractive element assembly to a vehicle. The housing has a first end configured to engage a portion of the vehicle and a second end configured to interface with the tractive element…
A power transmission device includes a housing having a first chamber and a second chamber, a left gear unit accommodated in the first chamber and having a first rotation shaft, and a right gear unit accommodated in the second chamber and having a second rotation shaft located coaxially with the…
A wheel-side reducer system includes a housing, a speed reduction assembly, and a steering knuckle. The housing includes a front housing and a rear housing. The front housing and the rear housing are arranged opposite to each other and define an accommodating space together. The speed reduction…
A gear case of an in-wheel motor drive device houses first and second helical gears, has a first opening in its inner wall through which a motor main shaft passes, and has a second opening in its outer wall through which an axle passes. The in-wheel motor drive device further includes a first…
The power transmission device includes: a drive motor assembly including a motor housing, a first axial flow motor disposed in a front portion of the motor housing and rotating a first pinion gear in a first rotation direction, and a second axial flow motor disposed in a rear portion of the motor…
A wheel side comprises: an offset gear that has an input coaxial to an input axis for receiving drive power and an output coaxial to an output axis, which is offset with respect to the input axis, for outputting the drive power; a hub carrier; a wheel hub that is supported at the hub carrier by…
A portal gear box assembly for an off-road vehicle that includes a housing that defines an input gear subassembly indent, an output gear subassembly indent, and one or more idler-gear subassembly indents. The assembly includes an input gear subassembly positioned in the input gear subassembly…
A suspension element includes a housing, a first joint, and a second joint. The housing is configured to couple a tractive element assembly to a vehicle. The housing has a first end configured to engage a portion of the vehicle and a second end configured to interface with the tractive element…
A mounting system for a portal lift assembly of an off-road vehicle includes a housing having a rear wall, a front wall, and a side wall. The rear wall includes an opening to receive the end of one of the vehicle's axles, and the front wall includes an opening to allow an output shaft to extend…
An in-wheel motor drive device is provided including a brake caliper which can be easily mounted in position and dismounted. The in-wheel motor drive device includes a hub (10) to which the wheel body (3B) of a vehicle wheel is mounted, an electric motor (11) arranged inside of the hub (10) in the…
A motorized wheel (10), of the type comprising an electric motor (11) supported by a fixing bracket (12), adapted to support rotationally, by way of means (13) for reducing the rotation rate, an internally hollow wheel (14) that is contoured to contain at least partly said electric motor (11) and…
A motorised wheel, comprising at least one bracket (2), able to be fixed to the frame of a vehicle, to which a support (6) is fixedly connected, an electric motor (8) associated with the support (6) and having an output shaft (14), at least one speed reduction stage (18) connected to the output…
Powertrain assembly (1), which is unusually compact and light, for an electric vehicle, comprising a housing (2) which contains: at least one electric motor (3) provided with a stator (30) which is rigidly associated with the housing (2) and a rotor (31) which can be rotationally driven with…
An electromechanical drive comprises an electrical machine (101 a), an electrical power converter (103) for converting voltage of an external electrical system to voltage suitable for the electrical machine, and a gearbox (111 a) for mechanically connecting the electrical machine to an actuator…
A battery forklift includes a battery and a motor that includes a rotation shaft and is driven using the battery as a power source. A reduction device reduces the speed of rotation of the rotation shaft and transmits the rotation to an axle. A case accommodates the reduction device. A drive wheel…
The present invention relates to a tracked mobile robot (100) comprising axles (142, 144), resilient wheels (106, 118, 130, 136), flippers (110) mounted on one of the axles, a front camera (124) and side cameras (114), whereby the flippers comprise apertures configured to substantially align with…
The inspection wagon (15) has landing gears that are arranged in the chassis portions. Each longitudinal side (16) of the chassis portion is associated with the landing gears of electric hub motor (40).
The handling of a planetary gear is easy, a space in which a bearing having a size necessary to support the planetary gear is disposed can be reliably secured, and making the entire planetary reduction gear compact can be further facilitated. The planetary reduction gear includes first and second…
An object of the present invention is to provide an in-wheel motor driving device which has a deceased axial dimension and includes aluminum alloy housings having a minimum wall thickness for reduced weight while retaining good assemblability. An in-wheel motor driving device includes a wheel…
An object of the present invention is to provide an in-wheel motor driving device which has a deceased axial dimension and includes aluminum alloy housings having a minimum wall thickness for reduced weight while retaining good assemblability. An in-wheel motor driving device includes: a motor…
The present invention is concerned with a drive unit including an integrated motor and reducer, in which a sealing structure for the motor can be simplified. Oil flows through a motor-shaft oil passage 89 as shown by the arrow (3). Accordingly, the oil dose not leak into a motor case 49, so that…
The drive train linkage (1) has a motor shaft (4) is provided with an electric motor (3), where the motor shaft is connected with two motor drive wheels (5) in a torque proof manner. The motor shaft has two end regions extending from the electric motor. The former motor drive wheel is arranged at…
The assembly has a drive wheel (2) driven by a driven shaft, and a motor drive wheel positioned on a motor shaft and rotatably connected with the motor shaft. A gear shaft is provided with a gear wheel, and the motor drive wheel and gear wheel that are connected with each other by a flexible drive…
An electric vehicle includes an axle (52) which is a hollow cylindrical shaft. A motor shaft (16a) is inserted into a hollow portion of the axle (52) substantially coaxially with the axle (52). On one side of a wheel (90), a motor (16) is connected to a base end of the motor shaft (16a) extending…
To provide an entirely downsized electric motor capable of improving energy efficiency An electric motor 1 having a speed change function is configured to differentiate a rotational speed of a rotor 5 from a rotational speed of an output shaft 13 outputting a torque transmitted from the rotor 5…
The axial component (1) has a tub (2) and a chassis frame (5), at which the tub is supported at base side, where the chassis frame has two vehicle wheels (3,4). The axial component has a drive (6). Two axle drives (9,10) are arranged within the tub and are provided with input- and output drive…