Patents
Patents for B62D 5 - Power-assisted or power-driven steering (23,389)
02/1996
02/20/1996US5492348 Vehicle steering system
02/20/1996US5492191 Power steering gear for motor vehicle
02/15/1996DE4442546C1 Servo-assisted rack and pinion steering mechanism for automobile
02/15/1996DE4437169C1 Steering valve with closed centre for supplying hydraulic pressure to servo member
02/15/1996DE4428081A1 Valve for damping pressure impulses in cylinder pipes
02/15/1996DE19529644A1 Electric servo steering control for motor vehicle
02/13/1996US5491632 Rotary encoder with neutral position
02/13/1996US5490770 Vane pump having vane pressurizing grooves
02/08/1996DE4437168C1 Control valve with closed centre for supplying hydraulic pressure
02/07/1996EP0695679A1 Power steering apparatus for performing feedback control of motor-driving current
02/07/1996EP0609353B1 Rotary valve for hydraulic power steering
02/06/1996US5489006 System and apparatus for limiting vehicle turning radius
02/06/1996US5489005 Electro-hydraulic steering system
02/06/1996US5489004 Variable ratio steering system
02/01/1996DE19527334A1 Steering control system for vehicles
01/1996
01/30/1996US5488324 Detection circuit for detecting a state of a control system with improved accuracy
01/30/1996US5487439 Rear wheel steering device
01/25/1996WO1996001760A1 Process for actuating the steering cylinders of mobile plant and steering system therefor
01/25/1996DE4447544A1 Vehicle hydraulic steering system servo valve arrangement
01/25/1996DE4435148A1 Hydraulic control unit for power-assisted steering of motor vehicle
01/18/1996DE4447543A1 Vehicle hydraulic steering system servo valve arrangement
01/18/1996DE4437301A1 Verfahren zur Betätigung der Lenkzylinder mobiler Arbeitsmaschinen sowie Lenksystem für mobile Arbeitsmaschinen A method of operating the steering cylinder mobile machinery and steering system for mobile machines
01/18/1996DE4422553A1 Vehicle hydraulic steering system servo valve arrangement
01/16/1996US5485067 Electric power steering apparatus
01/10/1996EP0646080B1 Rotary slide valve for assisted steering systems
01/10/1996EP0610181A4 Apparatus for use in the manufacture of valves for hydraulic power steering gears.
01/09/1996US5482132 Pinion head for power steering gear
01/09/1996US5482131 High-performance power-assisted steering
01/09/1996US5482130 Variable ratio steering system
01/09/1996US5482129 Electrically operated power steering apparatus
01/09/1996US5482128 Power steering apparatus
01/09/1996US5482127 Electric power steering device
01/04/1996DE4446482C1 Rack=and=pinion drive system
01/04/1996DE4421852A1 Power supply for hydraulic drive esp. of automobile-power steering
01/04/1996DE19523822A1 Electrical servo-steering circuit arrangement
01/04/1996DE19523568A1 Elektrisch angetriebene Lenkeinrichtung The electrically powered steering device
01/04/1996DE19522330A1 Vehicle power steering with control cables
01/03/1996EP0689986A1 Control device of power steering motor capable of preventing motor-current-induced vibration and noise
01/03/1996EP0689985A1 Power steering apparatus
01/03/1996EP0665778A4 Improvements in or relating to the manufacture or rotary valves.
01/03/1996EP0644841B1 Rotary slide valve for power assisted steering systems of motor vehicles
01/02/1996US5481457 Vehicle steering system
01/02/1996US5480223 Fluid pressure control device
01/02/1996US5480000 Electric power steering apparatus
01/02/1996US5479845 Fluid supply assembly for working vehicles
12/1995
12/26/1995US5478059 Power steering torsion bar biased to return to neutral
12/21/1995DE4421380A1 Power-assisted vehicle steering servo-system with hydraulic motor
12/21/1995DE4420744A1 Method of assembling servo valve
12/20/1995EP0687616A1 Power steering apparatus
12/14/1995DE4420309A1 Electrohydraulic control of power-assisted steering unit for car
12/14/1995DE19521531A1 Inductive position-shift detector for e.g. steering torque sensor
12/14/1995DE19521530A1 Thermal characteristic compensation system for motor vehicle steering torque sensor
12/13/1995EP0686542A1 Electric power steering control apparatus
12/13/1995EP0686541A1 Controlled torque power steering system
12/13/1995EP0686111A1 Power steering system
12/13/1995EP0632772B1 Rotary slide valve for power-assisted steering of motor vehicles
12/12/1995US5475289 Method and apparatus for controlling an electric assist steering system using two-dimensional interpolation for current commands
12/12/1995US5474145 Hydraulic power steering apparatus
12/08/1995CA2150849A1 Controlled torque power steering system
12/07/1995DE19519588A1 Steering device with variable transmission ratio, for motor vehicles
12/06/1995EP0684917A1 Power-assisted steering for motor vehicles.
12/05/1995US5473539 Electrically operated power steering apparatus
12/05/1995US5473231 Method and apparatus for controlling an electric assist steering system using an adaptive torque filter
12/05/1995US5472062 Hydraulic drive system for steerable wheel of dump truck
12/05/1995US5472060 Drive train used in a steering apparatus for rear wheels of a vehicle
12/05/1995US5471838 Power steering apparatus for a vehicle
12/05/1995CA2092998C Variable gain servo assist
11/1995
11/28/1995US5471202 Rotation sensing device for detecting a fine displacement of a handle and control system in electrical power steering device
11/28/1995US5469947 Fluid clutch device
11/28/1995US5469929 Motor vehicle power steering gear
11/28/1995US5469928 Assisted steering system for non-trackbound vehicle
11/23/1995DE4426652C1 Valve fitting
11/23/1995DE4417948A1 Hydraulic power assisted steering system for vehicle
11/23/1995DE4417510A1 Power steering system for vehicle
11/23/1995DE19517621A1 Servo-steering for vehicle
11/22/1995EP0683086A1 Method and apparatus for controlling an electric assist steering system using an adaptive blending torque filter
11/22/1995EP0682617A1 Servo steering unit, especially for motor vehicles.
11/22/1995EP0682616A1 Power steering device for an automobile
11/21/1995US5469357 Controlling apparatus for power steering
11/16/1995WO1995030568A1 Rack and pinion power steering gear, in particular for motor vehicles
11/15/1995EP0681955A1 Method and apparatus for controlling an electric assist steering system using an adaptive torque filter
11/14/1995US5467281 Controller for power steering apparatus
11/14/1995US5467279 Motor-assisted power steering control device
11/09/1995WO1995030100A1 Method and apparatus for reduction of fluid borne noise in hydraulic systems
11/09/1995DE4416084A1 Control system for adjustable parts pref. for motor vehicles with at least one adjusting element
11/09/1995DE4415841A1 Power assisted rack and pinion steering device for motor vehicles
11/07/1995US5465210 Method for determining a vehicle steering wheel center position
11/07/1995CA2083933C Ground-driven hydraulic pump system
10/1995
10/31/1995US5462132 Motor vehicle power steering gear
10/31/1995US5461964 Power-assisted steering with automatic compensation for clearance
10/26/1995DE4438930C1 Zahnstangenlenkung bzw. -steuerung mit Servomotor Rack and pinion steering and control with servo motor
10/26/1995DE4414163A1 Hydrostatic servo steering for motor vehicles
10/26/1995DE4414162A1 Hydraulic servo steering for motor vehicle
10/25/1995EP0678672A1 Flow control mechanism for power steering
10/25/1995EP0678079A1 Centring device, especially for steering valves.
10/24/1995US5460235 Electrically operated power steering apparatus
10/24/1995US5460198 Pressure-activated flow-control valve
10/19/1995DE4420749C1 Steering shaft torque detector esp. for shaft-steered cart
10/19/1995DE4408828A1 Servo-assisted motor steering for motor vehicles
10/17/1995US5458153 Rotary valve for hydraulic power steering with reduced noise and linear boost characteristic