Patents
Patents for B62D 6 - Arrangements for automatically controlling steering depending on driving conditions sensed and responded to, e.g. control circuits (12,640)
02/1991
02/13/1991EP0412637A1 A vehicle steering system
02/12/1991US4992944 Electrically-operated
02/12/1991US4991676 Motorized power steering apparatus
02/06/1991EP0411398A2 Apparatus for controlling steering force produced by power steering system
02/05/1991US4989683 Motorized power steering apparatus
01/1991
01/31/1991DE3924324A1 Steering gear for motor vehicle with two inputs - introducing rotary movement by steering wheel to give axial movement and axial movement independent of steering wheel turn
01/24/1991WO1991000818A1 Servo-steering system and process for increasing its safety
01/22/1991US4986380 Vehicle
01/22/1991US4986379 Vehicle
01/22/1991CA1279269C Steering gear with speed sensitive detent system
01/22/1991CA1279268C Power steering system for motor vehicles
01/17/1991DE4020238A1 Servolenkung und verfahren zur erhoehung der sicherheit einer servolenkung Power steering and method for increasing the security of a power steering
01/16/1991EP0407716A1 Method of adjusting the assisting force in a power steering in accordance with various operating condition parameters
01/15/1991US4984646 Steering system for motor vehicle
01/10/1991WO1991000207A1 Device for adjusting the steering angle of the wheels of a vehicle
01/08/1991US4982803 Modulator and power-assisted steering circuit comprising such a modulator
01/02/1991EP0405860A1 Power assisted steering mechanism
12/1990
12/27/1990EP0404422A2 Method and apparatus for steering a vehicle
12/27/1990EP0404307A1 A vehicle power assisted steering system
12/18/1990US4979116 Method and device for rear wheel steering system of automotive vehicle
12/18/1990US4979115 Method and device for controlling rear-wheel steering of automotive vehicle
12/13/1990WO1990014980A1 A wheeled vehicle steering system
12/13/1990DE4017694A1 Steering control for all-wheel drive vehicle - has speed sensors on both axles and corrected steering when speed differs on axles
12/05/1990EP0401061A1 Modulator and servo steering circuit with such a modulator
12/04/1990US4974875 Device for controlling drift of vehicle during cornering
11/1990
11/29/1990WO1990014261A1 Power steering device
11/28/1990EP0399405A1 Motor-driven type front and rear wheel steering apparatus
11/22/1990EP0398182A2 Auxiliary steering control apparatus
11/20/1990US4972320 Motor-driven power steering apparatus
11/20/1990US4972133 Fail-safe means for electrical power steering
11/20/1990US4971173 Rear-wheel steering system of a motor vehicle
11/14/1990EP0397324A1 Rear wheel steering angle control method
11/13/1990US4970647 Rear wheel steering angle control method
11/07/1990EP0396433A1 Flow control device and power steering circuit including this device
11/06/1990US4967865 Supplementary steering system
11/06/1990US4967859 Vehicle with front and rear wheel steering and a steering system which includes skid simulation and control
11/06/1990US4967858 Power steering apparatus with unitary torque sensor and worm driving housing
11/06/1990CA1275828C Step-out clutch-to-clutch upshift control
10/1990
10/31/1990EP0395310A1 Motor driven power steering apparatus
10/31/1990DE4012934A1 Automobile servo steering device - has 2 separate signal paths for steering signals provided by steering sensors
10/27/1990WO1990012724A1 Vehicle steering systems
10/27/1990WO1990012723A1 Vehicle steering systems
10/27/1990CA2051632A1 Vehicle steering systems
10/27/1990CA2051622A1 Vehicle steering systems
10/10/1990EP0390811A1 Steering device for steerable front and rear wheels of vehicles
10/04/1990WO1990011217A1 Electro-hydraulic steering assister for motor vehicles
10/03/1990EP0390688A1 Servo control device for the rotation of two shafts separated by a torsion element particularly for the steering column of a vehicle
10/02/1990US4961144 Self-check method of four-wheel steering drive system
09/1990
09/27/1990DE3909210A1 Elektrohydraulische lenkhilfe fuer kraftfahrzeuge Electro-hydraulic steering assistance for motor vehicles
09/25/1990US4958695 Variable assist power steering system
09/18/1990US4957468 Hydraulic reaction force apparatus of power steering device
09/18/1990US4957181 Electric power steering system
09/13/1990DE3907780A1 Brake device for a piston rod
09/11/1990US4955446 Hydraulic power steering apparatus
09/07/1990WO1990009916A1 Process for controlling the rear wheels of motor vehicles
09/06/1990DE3906741A1 Verfahren zum steuern der hinterraeder von kraftfahrzeugen A method for controlling the rear wheels of motor vehicles
09/04/1990US4954957 Control system for adapting suspension characteristics and steering characteristics to vehicle driving condition
09/04/1990US4953651 Coupling arrangement in power steering for vehicles
09/04/1990US4953650 Rear wheel steering control system
09/04/1990US4953648 Rear wheel steering apparatus
08/1990
08/30/1990DE4006149A1 Four wheel steering system for vehicle - uses microprocessor control for different rear steering characteristics
08/29/1990EP0384400A1 Rear wheel steering angle control system for vehicle
08/21/1990US4951207 Method for controlling the front wheel steer angle
08/21/1990US4951199 Steering stabilizing method and apparatus for suppressing the weave mode
08/14/1990US4949265 Steering control system for 4WD vehicle having drive torque distribution control
08/14/1990US4949261 Steering control system for wheeled vehicle
08/14/1990US4947951 Pressure responsive and electrically controllable flow control apparatus
08/07/1990US4947327 Vehicle steering control system with derivative gain adjusting capability
08/07/1990US4946001 Apparatus and method of controlling electric power steering apparatus
08/02/1990DE4000995A1 Active steering control for vehicle - has monitors for transverse acceleration and modulation of steering settings
07/1990
07/25/1990EP0379430A1 Steering device for at least one set of vehicle wheels
07/24/1990US4943758 Steering control apparatus for a motor vehicle with steerable front and rear wheels
07/19/1990DE3922528C1 Detecting limit of ground adhesion of vehicle tyres - measuring steering arm torque comparing measured valve with reference and comparing difference to threshold value
07/17/1990US4942532 System for controlling the steering angle of the rear wheels of a four-wheel-steerable motor vehicle
07/10/1990US4941097 Steering control methods and apparatus
07/10/1990US4941095 Integrated four-wheel steer and differential slip control system
07/10/1990US4940107 Method and apparatus for controlling a power assist steering system
07/10/1990US4940103 Power steering system for use in motor vehicle
07/10/1990US4940102 Motor-driven power steering system
07/04/1990CN1008618B Hydraulic controlling device for controlling steering of pivot wheel of a vehicle with a straight-line travelling stabilizer
07/03/1990US4939654 Fail-safe system for vehicular driving characteristics control system
07/03/1990US4939436 Motor driven type power steering control device
06/1990
06/28/1990WO1990006880A1 Assisted steering system for a vehicle
06/27/1990EP0375137A2 Electromagnetic control apparatus for varying the driver steering effort of a hydraulic power steering apparatus
06/27/1990EP0375136A2 Electromagnetic control apparatus for varying the driver steering effort of a hydraulic power steering apparatus
06/21/1990DE3842334A1 Verfahren zur unterstuetzung der bei einem fahrzeug aufzubringenden lenkkraefte Process for the assistance applied for a vehicle lenkkraefte
06/20/1990EP0326562B1 Rotary gate valve for hydraulic servo-assisted steering systems
06/20/1990EP0323972B1 Rotary gate valve for hydraulic servo-assisted steering systems
06/19/1990CA1270500A1 Method of controlling the steering of rear wheels of motor vehicle with steerable front and rear wheels
06/12/1990US4933856 Propulsion control using lateral acceleration and propulsion control signals to select slip thresholds
06/12/1990US4932492 Steering mechanism with variable gear reduction controlled by the speed of the vehicle
06/05/1990US4931966 Method of measuring vehicle speed
06/05/1990US4930592 Rear wheel turning system for a vehicle
05/1990
05/31/1990WO1990005646A1 A method and system for monitoring the tyre footprints of a motor vehicle, particularly for automatically optimising the behaviour of the motor vehicle
05/23/1990EP0369311A2 Hydraulic power steering apparatus
05/22/1990US4926960 Electric power steering apparatus for vehicle
05/22/1990US4926956 Electronically controlled steering system
05/22/1990US4926955 Rear wheel steering apparatus for automobile
05/22/1990US4926954 Front and rear wheel steering vehicle with a minimized maneuvering area
05/10/1990DE3837864A1 Non-track-bound motor vehicle