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| Number | Title | Issue Date |
| 7445068 | Axle of a vehicle, especially of a utility vehicle An axle of a vehicle, in particular a commercial vehicle is proposed, in which a change-under-load shifting element is provided between the wheels of the axle, which can be actuated to release the rotationally fixed connection between the wheels. ... | 11/04/2008 |
| 7263424 | Apparatus and method for controlling driving force supplied to wheels on opposite sides of vehicle An apparatus for controlling driving forces supplied to left and right wheels of a vehicle, for effectively inhibiting oversteer and understeer states, includes driving force adjusting device for adjusting driving forces supplied to the left and the right rear wheel... | 08/28/2007 |
| 7156766 | Differential assembly for controlling the distribution of torque A differential drive having an input element (E) and three output elements (A1, A2, A3), which, relative to one another, have a differential effect, and wherein there exists a fixed ratio between the transmittable input torque and each of the ou... | 01/02/2007 |
| 7134980 | Integrated torque and roll control system An integrated control system for a motor vehicle including at least one drive axle having left and right axle shafts each provided with a wheel mounted thereon. The integrated control system comprises a vehicle torque control system, a vehicle body roll control syst... | 11/14/2006 |
| 7111702 | Steering angle control of independent rear clutches in a four-wheel drive vehicle A method and apparatus for a four-wheel drive motor vehicle provides improved cornering by disengaging drive torque to the inside rear wheel during significant steering maneuvers. The apparatus includes a primary front wheel drive motor vehicle driveline having a ce... | 09/26/2006 |
| 7044878 | Differential rotation control apparatus for vehicle A differential rotation control apparatus for a vehicle having a differential, left and right output shafts of the differential, and left and right axle shafts, comprises variable displacement type left and right hydraulic pumps driveably provided between the left a... | 05/16/2006 |
| 7021722 | System for and method of braking a vehicle The invention relates to a brake system configured to enhance control and maneuverability of a three-wheeled agricultural applicator. The brake system includes a brake pedal in fluid communication with a rear brake system and a front brake system. The front brake sy... | 04/04/2006 |
| 6675922 | Wheel driving system for all-terrain vehicle A wheel driving system is capable of varying differential limiting torque applied to a differential included in an all-terrain vehicle according to the difference between loads respectively applied to the right and the left wheel of the vehicle, which var... | 01/13/2004 |
| 6520880 | Traction distributing devices for motor vehicles A traction distribution device includes a hydraulic motor arranged in a differential-gear mechanism for providing relative torque between one of the wheel shafts and a differential casing in accordance with the direction of a hydraulic pressure supplied t... | 02/18/2003 |
| 6317666 | Method for analyzing the driveability of motor vehicles This invention relates to a procedure for analyzing and influencing the driveability of motor vehicles, including the following steps: Conducting tests on a real vehicle to obtain measurement variables describing its driveability; Continuous monitoring to chec... | 11/13/2001 |
| 6116645 | Steering assembly for a work vehicle A steering assembly for a work vehicle having a supporting frame is disclosed wherein the steering assembly includes a steerable front axle having an axle defined longitudinally by end portions rocking about respective substantially vertical axes. Each en... | 09/12/2000 |
| 5896941 | Suspension system for steered wheels in vehicle A suspension system for the steered wheels of a vehicle include knuckles, the lower portions of which are pivotally supported at tip ends of a lower arm and a radius rod through two ball joints. Each of the steered wheels is steered about a phantom king p... | 04/27/1999 |
| 5752575 | Torque distribution control system in vehicle A gearbox and two hydraulic clutches are disposed between left and right follower wheels of a vehicle. The torque transfer capacity of the hydraulic clutches is controlled to effect the distribution of a torque between the follower wheels. In a low latera... | 05/19/1998 |
| 5685386 | Driven wheel differential limiting apparatus for vehicle In a vehicle having a pair of right and left front wheels and a pair of right and left rear wheels, when the front wheels are driven wheels, a differential limiting mechanism such as a multi-disc viscous clutch is arranged between axle members coupled to ... | 11/11/1997 |
| 5531288 | Differential pawl activation apparatus The present invention teaches an activation apparatus for a differential pawl. Such activation apparatus is designed to prevent damage to components of the differential pawl and/or of the drive train resulting from operator error. When a drive wheel slips... | 07/02/1996 |
| 5497845 | Power transmitting system for vehicle In a power transmitting system for distributing a torque to left and right driving wheels in a front engine and front drive vehicle, a transmission is connected to one end of an engine which is horizontally disposed at a front portion of a vehicle body, a... | 03/12/1996 |
| 5474144 | Twin-wheel motorcar with differential height and speed mechanisms The twin-wheel motorcar has twin wheels with single side wheels driving capabilities. Twin-Wheel Motorcar has sliding doors, top cover, emergency parking pad, single arm differential height steering shock-tube mechanism and in-hub non-divided axle frictio... | 12/12/1995 |
| 5450919 | Differential action control system of a vehicle A differential action control device of a vehicle includes an inter-axle differential disposed between axles for making a differential action between the axles, an inter-wheel differential disposed between wheels for making a differential action between t... | 09/19/1995 |
| 5417298 | Torque distribution control apparatus for vehicle In a vehicle including a torque distributing device for distributing the torque of an engine to left and right driving wheels, a feed-forward control system determines a lateral distribution torque T1 from an engine torque TE, a numb... | 05/23/1995 |
| 5353889 | Power transmitting device for four-wheel drive vehicle A power transmitting device for a four-wheel drive vehicle which includes main driven wheels driven directly by an engine and speed-change transmission, a left sub-driven wheel driven through a first hydraulic pressure clutch, a right sub-driven wheel dri... | 10/11/1994 |
| 5269399 | Device for transmitting driving force A driving force transmission device for a vehicle has a homokinetic joint having an outer ring and a clutch device having an outer ring coupled to the outer ring of the homokinetic joint. An input shaft is rotatably inserted in the outer rings. A cage is ... | 12/14/1993 |
| 5172784 | Hybrid electric propulsion system A hybrid electric vehicle propulsion system having an external combustion free-piston engine is provided with an integral linear electric current generator and a pulse frequency controller. The system includes a power integration processor, a frequency mo... | 12/22/1992 |
| 5168953 | Differential limiting force control system and method for vehicle A control system for controlling a differential (or slip) limiting force of a limited slip differential of a vehicle comprises a sensor group for sensing a vehicle speed and a wheel speed difference between rotational speeds of left and right drive wheels... | 12/08/1992 |
| 4963122 | Continuously variable differential A continuously variable differential (10) uses a continuously variable transmission (50) that is rotated by drive torque and controlled to vary the speed ratio between its outputs. These, which previously transmitted power through the transmission, are co... | 10/16/1990 |
| 4911258 | Curvilinear flexible vehicle drive structure and method Structure for and method of driving a motor vehicle including one or more curvilinear drive shafts including a multistrand flexible cable providing primary two wheel drive or permanent or selectively actuable four wheel drive with front or rear mounted po... | 03/27/1990 |
| 4741407 | Method and system for controlling limited-slip differential gear unit for automotive vehicle A limited-slip differential gear unit has end adjustable slip-limitation according to the operation mode of the adjustable suspension system. A control system for the limited-slip differential gear unit, which controls the slip-limitation is associated wi... | 05/03/1988 |
| 4733743 | Driving arrangement for a track-adjustable motor vehicle bearing axle having selectively drivable wheels A driving arrangement for selectively drivable wheels of a motor vehicle has, in or on an adjustable bearing axle, telescopic input shafts connected at one end to a direction-changing gear and at the other end to an input shaft for a spur gearing in a swi... | 03/29/1988 |
| 4681180 | Power transmission system for rear wheels of a motor vehicle A final reduction gear comprising a pair of bevel gears are provided between a rear drive shaft and a rar axle shaft. A pair of oil hydraulic clutches are provided on both ends of the rear axle shaft for transmitting output of the final reduction gear to ... | 07/21/1987 |
| 4671373 | Vehicle with lockable differential A locking-type differential (5; I, II) is automatically engaged to locked position upon sensing of certain vehicle operating conditions, and unlocked upon sensing other vehicle operating conditions. If the steering wheel is deflected, or transverse accele... | 06/09/1987 |
| 4548096 | Compact fluid drive transmission A fluid drive transmission system removably mounted to the axle of a motor vehicle. A power output drum connected to the wheel forms in part a fluid chamber. A power input rotor keyed to the axle extends through the center portion of the drum. Rotor blade... | 10/22/1985 |
| 4470489 | System for controlling a power transmission of a four-wheel drive vehicle A system for a four-wheel drive vehicle for automatically changing a power transmission system of the engine of the vehicle from four-wheel driving system to two-wheel driving system in accordance with the steering angle during the turning of a corner. Th... | 09/11/1984 |
| 4453617 | Multi-axle driving mechanism for agricultural carrier A multi-axle driving mechanism for agricultural carrier comprising two individual transmissions driven by the same power source, one of the transmissions is secured and connected to a differential disposed between two front half driving axles each provide... | 06/12/1984 |
| 4399886 | Controls for variable displacement motor and motors A control for a variable displacement motor which utilizes a motor speed sensitive signal for moving the displacement of the motor toward a zero displacement setting position including a device for generating a conditioned variable signal representative o... | 08/23/1983 |
| 4354568 | Electrically controlled travel drive control system for steerable vehicles, particularly fork lift trucks The invention relates generally to steerable vehicles, particularly fork lift trucks, which include one or more travel drive motors adapted to be controlled in a predetermined manner, and a steerable swivelled wheel assembly. To increase the safety of suc... | 10/19/1982 |
| 4316520 | Unilateral rear-drive type three-wheeled vehicle An improved form of three-wheeled vehicle of the type having a front wheel arranged in the longitudinal plane of symmetry of the vehicle and a pair of rear wheels arranged symmetrically with respect to the vehicle plane. The pivot joint interconnecting th... | 02/23/1982 |
| 4289224 | Independent wheel drive A vehicle drive system particularly suited for snow blowers includes a main sprocket rotatably carrying a first and second pawl. Each pawl drivably engages a respective sprocket. The first sprocket is fixably mounted to a first axle means such that rotati... | 09/15/1981 |
| 4183418 | Tricycle apparatus A tricycle apparatus utilizes a chassis having a housing disposed surrounding the midregions of the rear axle of the tricycle. Each rear wheel is provided having a child carrying seat secured to a fender-like covering therefor. The rear axle is provided h... | 01/15/1980 |
| 4180138 | Vehicle having auxiliary drive mechanism A vehicle has a forward mounted primary gasoline engine operatively engaged with the front axle and its associated wheels. The vehicle also has a rear mounted second motor drivingly engaged with the rear axle which is normally a dead axle. The rear axle i... | 12/25/1979 |
| 4162712 | Vehicle differential control A vehicle differential control wherein the two axles and wheels thereon are influential in controlling the differential. Thus, speed sensors are on the two axles and link mechanisms connect the sensors to a valve unit which controls the flow of fluid to t... | 07/31/1979 |
| 4089387 | Adjustable ratcheting wheel hub An adjustable ratcheting wheel hub comprising a reversing pawl driven wheel hub, an axle containing a plurality of pin receiving apertures, a bearing cover assembly, and a hub tube. The hub tube operationally connects the axle to the pawl driver and conta... | 05/16/1978 |
