Patents
Patents for B62D 5 - Power-assisted or power-driven steering (23,389)
02/1992
02/25/1992US5090766 Aerodynamics control system for automotive vehicle
02/25/1992US5090509 Interlock device, especially for a pressure-medium actuator of the axial-piston type
02/19/1992EP0471044A1 Extensible hose for reducing pressure pulses.
02/18/1992US5088319 Steering angle sensor
02/12/1992EP0470424A1 Means to limit the lock angle of a vehicle's wheels
02/12/1992EP0470159A1 Vehicle steering systems
02/12/1992EP0470115A1 Servo steering device with an electric motor
02/11/1992US5086864 Hydraulic auxiliary-power steering device
02/11/1992US5086863 All-wheel steering system for motor vehicles
02/11/1992US5086862 Apparatus for stabilizing power steering for temperature effects
02/11/1992US5086859 Method and system for controlling electric power steering
02/11/1992US5086687 Rotary slide valve for hydraulic auxiliary power steering
02/05/1992EP0469355A1 Adaptive steering control system including fail-safe valve arrangement
02/04/1992US5085131 Hydraulic cylinder for automotive steering systems and the like
01/1992
01/29/1992EP0468659A2 Apparatus for controlling fluid flow to a power steering motor
01/29/1992EP0468536A1 Electric control apparatus for four-wheel steering system
01/29/1992EP0397692B1 Hydrostatic servo-assisted steering system, in particular for motor vehicles
01/28/1992US5084821 Apparatus for determining control characteristics for automobiles and system therefor
01/28/1992US5083626 Rear wheel steering device for vehicle with four steerable wheels
01/23/1992DE4115716A1 Quantitative measurement values offset eliminator - uses register of precise values for set conditions for motor vehicle steering angle detectors
01/23/1992DE4022837A1 Signal generator for motor vehicle steering angle - has disc with spiral slot rotating between linear light source and photoelectric receiver
01/22/1992EP0467333A1 Hydraulic power steering device
01/22/1992EP0466747A1 Power-assisted rack steering unit for motor vehicles, in particular heavy vehicles
01/21/1992US5082076 Method and apparatus for checking torque sensor in electric power steering system for vehicle
01/14/1992US5080186 Servo-assisted steering system for motor vechicles
01/14/1992US5080135 Large deflection angle rotary modulation steering valve
01/14/1992US5079833 Apparatus for assembling small numbers of a large variety of different goods
01/09/1992WO1992000215A1 Servo-assisted steering system for vehicles
01/09/1992DE4122064A1 Switching clutch for steering column of motor vehicle - exerts balanced axial forces on control sleeve for non-jamming operation
01/07/1992US5078225 Electric power steering system
01/07/1992US5078018 Rear wheel steering mechanism for motor vehicle
01/07/1992CA1293932C Apparatus and method for readjusting pressure relief poppet valves
01/02/1992DE4040003A1 Servolenkung fuer fahrzeuge Power steering for vehicles
01/02/1992DE3590510C2 Vehicle speed dependent hydraulic reaction force control valve - forms adjustable throttle and alters necessary steering wheel torque for assisted power steering
12/1991
12/31/1991US5076382 Method and apparatus for steering a vehicle
12/31/1991US5076381 Power steering apparatus and rotary detector used therefor
12/19/1991DE4119546A1 Formation of passageway in servo-cylinder wall - uses press tool with narrowed tip having curved section to produce uniform curved passageway entrance
12/17/1991US5072804 For a motor vehicle
12/17/1991US5072802 Control mechanism for two hydraulic adjustment devices supplied via one, each, current branch by a high-pressure pump
12/17/1991US5072650 For steering dirigible wheels
12/17/1991US5072586 Hydrostatic servo-assisted steering system, particularly for motor vehicles
12/17/1991US5072585 Hydrostatic auxiliary-power steering device
12/17/1991CA1293201C Steering system of a vehicle, such as a snow-removing machine for airfields
12/11/1991EP0461037A1 Control system for a power steering of a vehicle
12/11/1991EP0460582A2 Steering angle detecting apparatus for motor vehicles
12/11/1991EP0460464A2 Vehicle with a fan for the combustion motor cooling system and with a hydraulic power steering system of open centre type
12/11/1991EP0460406A2 Power steering apparatus
12/10/1991US5070957 Variable effort automotive power steering gear
12/03/1991US5069425 Valve sleeve
12/03/1991US5069250 Rotary valve for power steering apparatus
11/1991
11/28/1991WO1991017912A1 Device for dampening vibrations in hydraulic systems
11/27/1991EP0458050A1 Hydrostatic-mechanical drive with optimised energy consumption for auxiliaries of a motor vehicle with power steering
11/26/1991US5068584 Auxiliary device for handling failures of an actuating system of a linear electric actuator
11/26/1991US5067577 Motor-driven type front and rear wheel steering apparatus
11/21/1991DE4115691A1 Vibration damping device for vehicle hydraulic circuit - uses throttle valve controlled by electronic switching device
11/19/1991US5065793 Fluid controller with load sensing priority flow control capability
11/14/1991DE4015374A1 Motor vehicle power steering - has accessories driven individually or in group via hydrostatic motor assembly
11/13/1991EP0456564A1 Power steering and limited slip differential system
11/13/1991EP0456175A1 Hydrostatic drive system for vehicles
11/13/1991EP0455810A1 Power steering system for vehicles
11/13/1991EP0415967B1 Control device for a power-assisted steering system
11/12/1991US5065325 Device for determining malfunctioning of electric-motor-assisted power steering system of motor vehicle
11/06/1991EP0366691B1 Rack and pinion servo-assisted steering system, in particular for motor vehicles
11/05/1991US5062494 Hydraulic power steering apparatus for industrial vehicle
10/1991
10/30/1991EP0453994A2 Steering controller with integral parallel control
10/23/1991EP0452556A2 Sensor for an electric motor-driven steering wheel
10/22/1991US5058696 Variable effort automotive power steering gear and method
10/22/1991US5058695 Power steering apparatus
10/22/1991US5058626 Hydraulic pressure control valve
10/22/1991US5058618 Relief valve for hydraulic fluid
10/15/1991US5056311 Hydrostatic steering device
10/02/1991DE4110148A1 Front wheel steering equipment for vehicle - provides servo steering for small deflections and mechanical steering for large deflections in steer by wire system
10/02/1991DE4109920A1 Electric power-assisted steering installation - has axially sprung bevel gear to engage motor pinion without play
10/01/1991US5053966 Motor control apparatus for electric power steering system of a motor vehicle
10/01/1991US5052506 Control valve and four-wheel steering system including control valve
09/1991
09/26/1991DE4109571A1 Reaction pressure controller for servo-assisted steering - utilises excessive pressure of oil in reaction chamber to displace EM valve and reduce inlet aperture
09/26/1991DE4019693C1 Motor vehicle tower steering - has hydraulic ducts to cylinder chambers with rack adjoining pinion
09/25/1991EP0447626A2 Actuator for a cybernetic steering
09/25/1991EP0447504A1 Electric motor servo-steering system.
09/24/1991US5050697 Steering apparatus for automotive vehicle
09/24/1991US5050696 Secondary hydraulic steering system
09/24/1991US5050443 Steering wheel return assist device
09/19/1991WO1991013791A1 Hydraulic rack steering gear
09/19/1991WO1991013790A1 Extensible hose for reducing pressure pulses
09/18/1991EP0446785A1 Hydraulic control valve
09/17/1991US5048630 Power steering trim control system
09/17/1991US5048628 Power assisted steering system
09/17/1991US5048567 Hydraulic control valve
09/12/1991DE4106739A1 Hydraulic ract=and=pinion steering gear - has both unions screwing axially into insert at free ram end
09/11/1991EP0445399A1 Hydraulic control device for the throttle of the internal combustion engine of a vehicle
09/11/1991EP0400033B1 Suspension of a steerable wheel axle of a tractor
09/11/1991EP0364436B1 Steering control system
09/10/1991US5046572 Steering control system for vehicle
09/10/1991CA1288700C Vehicle with front and rear wheel steering
09/05/1991WO1991012985A1 Power-assisted steering, in particular for motor vehicles
09/03/1991US5044456 Hydraulically operated power steering system
09/03/1991US5044454 Rear wheel steering device for a vehicle
08/1991
08/29/1991DE4106310A1 Power-assisted steering for vehicle - contains servo motor, and two work chambers are connected via work conduits to control valve
08/28/1991EP0443280A1 Hydraulic system for a servo steering of a motor vehicle
08/27/1991US5042250 High-back pressure power steering device