Abstract: A clamping mechanism is provided, the clamping mechanism have two clamps, a tensioning conduit corresponding to each of the clamps, and an actuator for simultaneously tensioning the two clamps by way of the tensioning conduits. Each clamp has a bracing element and a gripping segment, and when the clamps are tensioned along the tensioning conduit, the gripping segment of each clamp is drawn towards the corresponding bracing element. Also provided is a bicycle drive assembly, the assembly has two clamps for fixing to a bicycle, a drive mechanism for driving a bicycle wheel, and two elongate supports extending from the drive mechanism to corresponding clamps. When applied to a bicycle, a wheel of the bicycle passes partially between the elongate supports.

Abstract: A vehicle moving device for moving a vehicle from a first location to a second location includes a frame having a first end and a second end. A driving wheel is coupled to the first end of the frame and configured to contact a vehicle wheel at a first wheel location. A holding arm is coupled to the second end of the frame opposite the driving wheel and configured to contact the vehicle wheel at a second wheel location. The holding arm holds the vehicle wheel in contact with the driving wheel as the driving wheel rotates the vehicle wheel.

Abstract: A gear reduction unit for use particularly in an electric motorcycle. The gear reduction unit uses three adjacent gears. The three gears are straight cut gears, which make a sound when they turn together. The sound provides audio feedback so that bystanders can hear when the motorcycle is approaching, notwithstanding that the electric motor on the motorcycle is mostly silent.

Abstract: A system, apparatus and method for detecting and controlling the height of a frame of a self-propelled agricultural product applicator above a ground surface utilize a trailing link suspension system including an angular position sensor and extensible air strut, for connecting ground engaging wheels of the applicator to the frame of the applicator. Height of the applicator above the ground surface is determined by measuring relative angular rotation of upper and lower suspension arms of the suspension system about a suspension pivot axis, using the angular position sensor. Height is controlled by regulating a flow of pressurized air to the air strut, to thereby control extension of the air strut in a manner that controls a frame to axle, ride-height, distance of the suspension system.

Abstract: A vehicle and vehicle drive apparatus having a hydraulic pump and a first and second hydraulic motor, each disposed on a center section, is disclosed. A main housing having a housing cover contains the hydraulic pump and the first and second hydraulic motors, which in turn drive first and second motor shafts, respectively. The first and second motor shafts are enclosed in first and second motor shaft housings, respectively, and the main housing combined with the housing cover and the first and second motor shaft housings form a sealed sump. The main housing has mounted thereon a pinion shaft, a pinion gear and a steering rack meshed with the pinion gear. A first steering arm is rotatably mounted to the first motor shaft housing and connected to the steering rack and a second steering arm is rotatably mounted to the second motor shaft housing and connected to the steering rack.

Abstract: Systems, devices, and methods are described for providing, among other things, a stand-up wheel chair having automatic stability control.

Abstract: Systems, devices, and methods are described for providing, among other things, a stand-up wheel chair having automatic stability control.

Abstract: Systems, devices, and methods are described for providing, among other things, a stand-up wheel chair having automatic stability control.

Abstract: A vehicle final drive includes a fixed spindle about which a wheel hub is mounted for rotation by wheel bearings, and within which a park and service brake assembly is mounted including a stack of Belleville springs carried by an input quill mounted within an inner end region, and a disc brake pack mounted within an outer end region. Located in the hub outboard of the spindle is a two-stage planetary reduction transmission. A reaction plate is fixed to an outer end face of the spindle cylindrical portion and holds the disc brake pack and a hub of a double ring gear of the transmission in place and preloads the wheel bearings. A fluid distribution manifold is defined by a passage in the spindle for distributing flow for cooling and/or lubricating an input thrust bearing, input drive shaft coupling splines, the brake disc pack, the wheel bearings, and the first stage planet gear bearings.

Abstract: A dual wheelend for an axle assembly having a rotatable axle shaft. The wheelend comprises a spindle defining a first axis. An intermediate hub is supported on the spindle for rotation about the first axis during rotation of the axle shaft. An inner wheel hub and an outer wheel hub are adjacent one another and are each supported on the intermediate hub for rotation about the first axis. A differential mechanism interconnects the inner and outer wheel hubs. A pin is disposed through a pinion along a second axis and couples the differential mechanism to the intermediate hub for driving the wheel hubs during rotation of the intermediate hub and permitting relative rotation between the wheel hubs relative to the intermediate hub. The pin includes proximal end with a head disposed on the proximal end for engaging the pinion and sandwiching the pinion between the head and the intermediate hub.

Abstract: A gearbox having an integral wet brake assembly is provided to replace the prior gearbox assembly of an underground mining machine. The brake housing is configured and contoured to be nestingly received upon the gearbox housing and without intrusion upon the output drive flanges. The brake housing includes concentric parking and service brake pistons adapted to engage and disengage a brake disc stack provided within a cavity machined into an end plate of the gear box assembly. An intermediate shaft of the gearbox is provided with a hub to engage the rotary discs of the brake disc stack. The parking brake is normally engaged by a spring and released by hydraulic pressure, while the service brake is normally released by a spring and engaged by hydraulic pressure.

Abstract: The present invention relates to a device for continuously regulating the erection of a tandem axle of a vehicle or a self-moving working machine having a vehicle frame and at least one drive axle, wherein a tandem drive axle with a movable tandem axle housing is respectively disposed at the ends of the drive axle, and the torque introduced by the drive axle is mechanically distributed to the wheels disposed in the tandem axle housing through the drive tandem axle.

Abstract: A transmission case housing a transmission mechanism for transmitting power to dirigible wheels includes an axle case having a main body and vertical bosses extending in a bent way from opposite ends of the main body, and pivoting cases supporting axles of the dirigible wheels. The axle case (8) is bisected into a first case half (8F) and a second case half (8R) at a split plane parallel to a direction of extension of the transmission mechanism (S) housed therein. The first case half (8F) and second case half (8R) are connected by connecting bolt (38). Each vertical boss (8b) has bearings (26), and each pivoting case (25) is attached to the bearings (26) to be pivotable relative to the vertical boss (8b).

Abstract: A tractor has sprung left and right rear suspensions, each suspension including a suspension arm pivotally coupled to the tractor chassis to pivot about a pivot point. A planetary gear system is fixed to the suspension arm having a sun gear driven by the engine and a planetary gear carrier that is coupled to and drives an axle supporting a rear wheel. The ring gear is fixed with respect to the suspension arm.

Abstract: A wheel end assembly for a mass transit vehicle includes an output shaft mounted to a wheel hub for driving a vehicle wheel. The output shaft is driven by a gear assembly mounted within a gear housing and operably coupled to an input shaft. The gear assembly includes an input gear driven by the input shaft, a first reduction gear in meshing engagement with the input gear, a second reduction gear operably coupled to the first reduction gear for rotation therewith, and an output gear in meshing engagement with the second reduction gear. The first and second reduction gears are supported on a common shaft that is positioned between the input and output shafts. The input gear and first reduction gear are positioned outboard from the output gear and associated bearings. This double reduction configuration allows vehicle aisle width to be maintained while providing a deeper drop allowing the vehicle floor to be lowered to a position closer to the ground.

Abstract: A robot that includes a plurality of roller assemblies. Each roller assembly may include a transmission roller that is spun by a drive mechanism to rotate a drive ball. Rotation of the drive ball propels the robot across a surface. The transmission roller is in continuous contact with the drive ball. Continuous contact between the roller and ball eliminates roller induced wobble in the robot movement, reduces impact forces and resultant stress within the roller assembly and allows for the use of a drive ball that is more complaint than balls in the prior art.

Abstract: A single-wheel driving mechanism for floor transport vehicles is comprised of a gearing housing with at least one gear stage, a flanged-on drive motor, and a driven running wheel. For obtaining the smallest possible installation space or achieving a simplified installation or removal of the single-wheel driving mechanism, in conjunction with high transmission of force at the same time, the running wheel is directly connected with torsional strength with a gear of the transmission, and the gear of the transmission is rotatably supported on a support element.

Abstract: Drive unit for motor vehicles having an internal combustion engine (1), which, via a first clutch (3) can be coupled to a first input shaft (4) in a gearbox (5), and an electric machine (8), the rotor (10) of which is drivably coupled to a second input shaft (12), and can be coupled, via a second clutch (11) to the crankshaft (2) of the internal combustion engine. The second input shaft is a hollow shaft which can, via a transmission (27, 28, 29) with a third clutch (30), drive the crown wheel (26) in a differential (23) built together with the gearbox.

Abstract: A steering apparatus for a working vehicle is provided which is capable of steering dirigible wheels by increased steering angles while checking sideways sliding of the wheels on the ground. For this purpose, a pair of right and left intermediate cases are supported by right and left wheel supports of a vehicle body, each to be pivotable about a first steering axis extending substantially vertically. Each intermediate case supports an axle case in a position thereof opposed to the associated dirigible wheel, to be pivotable about a second steering axis extending substantially vertically. The axle case supports the associated dirigible wheel to be rotatable on an axle.

Abstract: A steering apparatus for a working vehicle is provided which is capable of steering dirigible wheels by increased steering angles while checking sideways sliding of the wheels on the ground. For this purpose, a pair of right and left intermediate cases are supported by right and left wheel supports of a vehicle body, each to be pivotable about a first steering axis extending substantially vertically. Each intermediate case supports an axle case in a position thereof opposed to the associated dirigible wheel, to be pivotable about a second steering axis extending substantially vertically. The axle case supports the associated dirigible wheel to be rotatable on an axle.

Abstract: The invention relates to a method for determining a starting gear step for a vehicle with a stepped variable speed transmission with several gear steps. It is proposed that a maximum admissible value for a slip time (12) and/or a maximum admissible value for a frictional work (14) of the starting clutch during the starting process, the same as an available engine torque (10) for starting be determined, that beginning with a highest suitable gear step (18) for starting, values for the slip time (20) and/or the frictional work (22) be calculated in advance depending on the vehicle mass (8), that the precalculated values (20, 22) be compared with the maximum admissible values (12, 14), that the calculation loop be repeated with the next smaller suitable gear step for starting when at least one of the precalculated values is greater than the maximum admissible values and that a gear step be issued as starting gear step when the precalculated values are smaller than or equal to the maximum admissible values.

Abstract: An engine half-trolley (10) of simplified structure for industrial vehicles set at the side of a vehicle chassis and comprising a casing (12) from which there comes out at least one wheel hub (13) for a respective wheel (14), an input shaft (17) to said half-trolley (10) being connected to a differential (16) of the vehicle, in the said half-trolley, between the input shaft (17) and the wheel hub (13), there being provided, in succession, two bevel-gear pairs (18, 19; 21, 23) housed in an arm (15, 115) forming part of the casing (12), in which at least one bottom area of the arm (15, 115), for attachment to the wheel hub (13), has ample bevels (26).

Abstract: A drive for an electric vehicle includes by forming a drive unit 8 having a transmission by combining a single propelling motor 7 with the transmission, respectively interconnecting the drive unit 8 with propelling wheels to be a drive wheel, and separately controlling the drive units 8. Besides, traveling speed detecting means are provided on the respective drive units 8, 8, and the respective drive units are simultaneously controlled according to a revolution signal from one of the traveling speed detecting means. A method for controlling an electric vehicle by separately controlling the drive units 8, 8, making the output torque of the motor zero or minimum during the gear change, and producing again the output torque of the motor after completing the gear change.

Abstract: A center pivot irrigation system having an improved worm gear wheel drive assembly for driving the wheels of support towers for moving a water distribution pipe around a central pivot axis. The improved worm gear wheel drive assembly includes a worm pinion connected to a shaft driven by a drive motor, a spur gear reduction assembly, and a wheel gear connected to one of the wheels of the support tower. The spur gear reduction assembly has an input side spur gear intermeshed with the worm pinion, and an output side spur gear intermeshed with the wheel gear. The improved worm gear wheel drive assembly enables the worm pinion to operate at a higher rotational speed and lower torque, thereby increasing the mechanical efficiency of the drive assembly as compared to conventional drive arrangements for center pivot irrigation systems.

Abstract: A vehicle comprises a main frame, a pair of front wheels and at least a rear wheel operably associated with the frame for engagement with the ground, a steering mechanism, a seat associated with the frame for an operator, an engine including a drive shaft, a device for mounting the engine to the main frame, and a torque converter operably associated with the drive shaft and the rear wheel. The mounting device has a first position whereby the drive shaft is in driving engagement with the torque converter and a second position whereby the drive shaft is in disengagement from the torque converter. The mounting device includes a brake mechanism for stopping the vehicle and having operative and non-operative positions such that when the brake mechanism is in the non-operative position, the drive shaft is in the first position and when the brake mechanism is in the operative position, the drive shaft is in the second position.

Abstract: A portable aircraft moving device comprising a portable electric drill containing a drive shaft extending from the drill output shaft to a worm gear reducer having an output shaft connected to a drive wheel that is mounted temporarily to the front wheel of an airplane above the airplane wheel, the drive shaft located inside a straight hollow support tube attached between the drill and the gear reducer, so that by actuating the trigger on the drill, causes the drive shaft to be turned and produce, through the gear reducer, rotation of the drive wheel on an axis parallel to the axis of the airplane's wheel. Pivotal means are employed to allow the drive wheel to be rotated into contact with the airplane wheel, by lowering the drill, to impart rotation to the airplane's wheel and movement to the airplane.