Patents
Patents for B62D 5 - Power-assisted or power-driven steering (23,389)
02/1997
02/20/1997WO1997006045A1 Valve arrangement for hydraulic work motors, especially for steering devices
02/18/1997US5603391 Damper valve for power steering coupler
02/18/1997US5603279 Power steering assist
02/13/1997DE19529455A1 Ventilanordnung für hydraulische Arbeitsmotoren, insbesondere für Lenkvorrichtungen Valve assembly for hydraulic working engines, particularly for steering devices
02/11/1997US5602735 Control apparatus for motor-driven power steering system in which power suppy to an electric clutch is reduced upon detection of a malfunction
02/11/1997US5602451 Electric power steering circuit device
02/11/1997US5600955 Hydraulic servoactuator stabilizer device
02/05/1997EP0756551A1 Steering gear
02/05/1997EP0751059B1 Method and device for assembling a power assisted steering valve
02/05/1997EP0700346B1 Hydraulic steering gear
02/05/1997EP0696975B1 Sliding vane rotaty valve for assisted steering systems of motor vehicles
02/04/1997US5600559 Electric power steering apparatus
02/04/1997US5598899 Wiring structure for an electric power steering system
02/04/1997US5598897 Power steering device
01/1997
01/29/1997EP0755845A1 Centre-takeoff electric power steering apparatus
01/29/1997EP0684917B1 Power-assisted steering for motor vehicles
01/28/1997US5597008 Pressure-limiting valve and method of setting opening pressure of the pressure-limiting valve
01/23/1997DE19532917C1 Operating terminal for automatic refuelling system for motor vehicles
01/22/1997EP0754611A1 Brake and steering system for a vehicle
01/21/1997US5596498 Hydraulic steering arrangement for vehicles
01/21/1997US5596252 Electrically operated power steering apparatus for assisting manual steering operation in a motor vehicle
01/21/1997US5595089 Actuator for steering rear wheels
01/15/1997EP0753449A1 Flow control device of power steering system
01/15/1997EP0753448A1 Power steering device
01/15/1997EP0752945A1 Hydraulic steering unit with load signal
01/14/1997US5594307 Current servo amplification/control apparatus and method for reversible DC motor
01/14/1997US5593002 Power steering system equipped with means for varying an assist torque thereof
01/08/1997EP0752362A1 Flow control valve
01/08/1997EP0752361A1 Flow control device
01/08/1997EP0752360A1 Electric power steering apparatus
01/07/1997US5590732 Electrically assisted power steering system for motor vehicles
01/07/1997US5590566 Servo-assisted rack-and-pinion steering system
01/03/1997WO1997000189A1 Torsional element for steering valves and spring characteristic improving process
01/03/1997WO1997000188A1 Centring device
01/02/1997EP0751059A1 Method and device for assembling a power assisted steering valve
01/02/1997EP0672002B1 Steering system for vehicles or ships
01/02/1997DE19625296A1 Power-assisted steering for vehicle
01/01/1997CN1139063A Hydraulic control device of power-assisted steering and clutch and its operating mode
12/1996
12/27/1996WO1996041964A1 Hydraulic servoactuator stabilizer device
12/27/1996EP0749889A1 Steering valve
12/27/1996EP0749888A1 Control valve for a hydraulic steering system
12/27/1996EP0749887A1 Fluid-driven control apparatus for a power steering and a clutch as well as method for its operation
12/18/1996EP0748735A2 Motor operated power steering device
12/18/1996EP0651709B1 Power assisted steering system, in particular for motor vehicles
12/18/1996CN1138366A Actuation systems
12/17/1996US5585573 Torque sensor
12/17/1996US5584226 For motor vehicles
12/12/1996WO1996039321A1 Lever steering system
12/12/1996DE19543873A1 Motor control unit e.g. using PWM
12/11/1996EP0746492A1 Variable-ratio hydraulic steering system
12/11/1996EP0746491A1 A hydraulic control system for work vehicles
12/10/1996US5582265 Power steering assembly
12/10/1996US5582264 Power assisted steering system, in particular, for motor vehicles
12/10/1996US5582207 Steering control valve with flow gaps which change relative size for noise suppression
12/10/1996US5582091 For delivering compressed oil to a servo cylinder
12/10/1996US5582006 Method and apparatus for reduction of fluid borne noise in hydraulic systems
12/04/1996EP0745042A1 Power steering for motor vehicles
12/04/1996EP0615502B1 High performance power steering
12/04/1996EP0615501B1 Power steering with automatic play compensation
12/03/1996US5580817 Valve assembly
12/03/1996US5579863 Steering system for an articulated machine
12/03/1996US5579861 Power steering casing capable of operating in a power-assist mode and also capable of operating in a strictly mechanical mode
11/1996
11/28/1996WO1996037714A1 Power-assisted hydraulic steering system
11/28/1996WO1996037399A1 Motor vehicle servo-assisted steering system
11/28/1996DE19518196A1 Hilfskraftlenkung für Kraftfahrzeuge Power steering system for motor vehicles
11/27/1996EP0744331A2 Pinion head for power steering gear
11/27/1996EP0744330A2 Power steering assembly
11/26/1996US5577573 Hydraulic power steering apparatus
11/26/1996US5577435 High flow hydraulic circuit for tractors
11/20/1996EP0678079B1 Centring device, especially for steering valves
11/20/1996EP0615500B1 Hydraulic control device including a movable valve
11/19/1996US5575193 For use with hydraulic power steering units
11/14/1996WO1996035896A1 Method and valve for filling fluid system
11/14/1996CA2220050A1 Method and valve for filling fluid system
11/13/1996EP0585258B1 Rotary valve for power steering
11/13/1996CN1135739A Fluid control system for a vehicle power assisted steering mechanism
11/12/1996US5574344 Power steering apparatus for performing feedback control of motor-driving current
11/12/1996US5573079 Electrically operated steering apparatus
11/07/1996WO1996034789A1 Power steering gear valve
11/07/1996WO1996034788A1 Rotary valve for power steering gear
11/06/1996EP0741068A2 Method for controlling the rotational speed of a pump of a hydraulic power steering device
11/06/1996EP0741067A1 Motor operated power steering device
11/05/1996US5571238 Centering device, especially for steering valves
11/05/1996US5570754 Tractor and trailer for moving loads in confined spaces
10/1996
10/31/1996DE19518637C1 Rotary steering valve for vehicle hydraulic steering
10/30/1996EP0739807A2 Power steering system
10/30/1996EP0598821B1 Flow amplifier
10/30/1996CN2238774Y Electrical steering wheel machine
10/30/1996CN2238773Y Double-driving operation structure for scavenging vehicle special chassis
10/29/1996US5569991 Electric power steering apparatus
10/24/1996DE19615377A1 Control device for electrically-assisted vehicle steering system
10/24/1996DE19514839A1 Hinge-action actuator
10/23/1996EP0738648A2 Vehicle steering device
10/23/1996EP0738647A2 Power steering device
10/23/1996EP0738646A2 Power steering assist
10/23/1996EP0738372A1 Actuation systems
10/23/1996CN1134133A Fluid pressure supply system
10/22/1996US5568389 Method and apparatus for controlling an electric assist steering system
10/16/1996EP0737612A2 Steering system for an articulated machine
10/16/1996EP0737611A2 Control system for electrically operated power steering apparatus