| Patents for B62D 5 - Power-assisted or power-driven steering (23,389) |
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| 03/15/1994 | US5293954 Power steering system |
| 03/15/1994 | US5293952 Hydraulic fluid supply system for an installation in a motor vehicle having power assisted steering with a pressure regulation value connected to the main and secondary circuits |
| 03/09/1994 | EP0585259A1 Rotary valve for power steering. |
| 03/09/1994 | EP0585258A1 Rotary valve for power steering. |
| 03/09/1994 | EP0471044B1 Extensible hose for reducing pressure pulses |
| 03/08/1994 | US5291963 Power steering system |
| 03/02/1994 | EP0585107A1 Steering control valve with contoured control surfaces |
| 03/01/1994 | US5289894 Steering system for a vehicle |
| 03/01/1994 | US5289891 Rear-wheel steering apparatus for wheeled vehicle |
| 03/01/1994 | US5289681 Power steering system |
| 02/24/1994 | DE4327639A1 Electric motor servo-assisted steering system for motor vehicle - includes motor control unit for motor providing extra steering torque and control unit for selective electro-magnetic coupling of motor to steering system. |
| 02/23/1994 | EP0583930A1 Control device for a power steering motor |
| 02/22/1994 | US5287792 Hydraulic power steering gear with noise attenuation |
| 02/22/1994 | US5287764 Device for actuating a hydraulic power steering system |
| 02/22/1994 | CA2023459C Hydraulic steering unit |
| 02/17/1994 | WO1994003773A1 Device for determining the slack in articulated joints and for measuring the steering angles of motor vehicles |
| 02/17/1994 | DE4326992A1 Electric servo assisted steering for vehicle - has torque monitor on steering column and computers target torque from steering lock and uses to drive servo motor |
| 02/17/1994 | CA2141549A1 Device for determining the slack in articulated joints and for measuring the steering angles of motor vehicles |
| 02/15/1994 | US5285867 Steering arrangement |
| 02/15/1994 | US5285864 Hydraulic power steering gear with composite plastic supporting body |
| 02/10/1994 | DE4326355A1 Variable-ratio, power-assisted steering for motor vehicle - uses two planetary gears of equal speed redn. ratio with set-point control of worm gear repositioning input planetary gear |
| 02/08/1994 | US5284219 Steering apparatus with variable steering angle ratio |
| 02/03/1994 | WO1994002345A1 Power assisted steering system, in particular for motor vehicles |
| 02/02/1994 | EP0581432A1 Impact absorbing type steering column apparatus with a motorized power steering device |
| 02/02/1994 | EP0580997A1 Power-assisted steering for a motor vehicle |
| 02/01/1994 | US5283741 Control apparatus for a vehicle power steering system |
| 01/27/1994 | DE4224650A1 Hilfskraftlenkung, insbesondere für Kraftfahrzeuge Power steering, especially for motor vehicles |
| 01/25/1994 | US5280868 Reservoir supporting structure |
| 01/20/1994 | WO1994001316A1 Advanced rotary hydraulic valve |
| 01/20/1994 | DE4223726A1 Electromagnetic linear drive for commercial vehicle servo steering device - has linear displacement rod incorporating permanent bar magnets enclosed by cylindrical coil |
| 01/19/1994 | EP0579241A1 Rotary gate valve, in particular for power steering systems |
| 01/19/1994 | EP0518922B1 Hydraulic rack steering gear |
| 01/18/1994 | US5279380 Hydrostatic power steering system |
| 01/18/1994 | CA1326202C Steering system for the rear wheels of a vehicle |
| 01/12/1994 | CN2152733Y Road sensing device for mechanical vehicle steering power-assisting device |
| 01/11/1994 | US5277268 Three-wheel battery fork-lift truck |
| 01/11/1994 | US5277028 Hydraulic flow control with temperature sensitive spring biased bypass valve |
| 01/06/1994 | WO1994000329A1 Rotary slide valve for assisted steering systems |
| 01/06/1994 | WO1994000328A1 Rotary slide valve for power assisted steering systems of motor vehicles |
| 01/05/1994 | DE4221459A1 Hydraulic servo steering with overload protection - has direct connection between pressure-charged working chamber and pressure connection of other working chamber |
| 01/05/1994 | DE4221169A1 Steering axle with synchronising steering cylinder - has housing to seal off cylinder tube and piston rods |
| 01/05/1994 | DE4220624A1 Drehschieberventil, insbesondere für Hilfskraftlenkungen Rotary slide valve, particularly for power steering systems |
| 01/04/1994 | US5275251 Full hydraulic steering system compensating for steering angle error |
| 01/04/1994 | US5275250 Vehicle steering control device |
| 12/29/1993 | EP0575431A1 Anti-roll mechanism for a rack and pinion. |
| 12/29/1993 | CN1080033A Improvements in valves |
| 12/28/1993 | US5273129 Vehicle steering systems |
| 12/28/1993 | US5273072 Flow passages for control valves |
| 12/28/1993 | US5272933 Steering gear for motor vehicles |
| 12/23/1993 | DE4220415A1 Piston and cylinder assembly for vehicle power steering - has guide rings secured to cylinder wall by crimping and piercing. |
| 12/23/1993 | DE4219978A1 Drehschieberventil für Hilfskraftlenkungen von Kraftfahrzeugen Rotary valve for power steering systems of motor vehicles |
| 12/22/1993 | EP0574604A1 Electro-hydraulic adjusting device, in particular for the rear wheel steering of a motor vehicle |
| 12/22/1993 | CN2150121Y 液压助力转向机构 Hydraulic power steering mechanism |
| 12/21/1993 | US5271476 Rack bushing for rack and pinion steering system |
| 12/21/1993 | US5271475 Power steering system with improved means for warning of malfunction |
| 12/21/1993 | US5271474 Electric power steering apparatus |
| 12/16/1993 | DE4319495A1 Hydraulic steering servo, for vehicle, with variable reaction force - has flow control by=pass channel to regulate flow-rate and control reaction force to steering. |
| 12/16/1993 | DE4219455A1 Variable servo steering method with mechanical servo drive - using two fixed friction clutches and one adjustable friction clutch, variable with steering lock |
| 12/15/1993 | EP0331752B1 Power steering apparatus |
| 12/14/1993 | US5269389 Hydraulic steering system for articulated vehicle |
| 12/14/1993 | US5269215 Control valves having parasitic leakage orifices |
| 12/09/1993 | WO1993024355A1 Rotary-spool valve for power-assisted hydraulic steering systems for motor vehicles |
| 12/09/1993 | WO1993024346A1 Hydraulic pump driven by an internal combustion engine |
| 12/08/1993 | EP0572961A2 Electric power steering apparatus |
| 12/07/1993 | US5267628 Steering wheel position compensator of fully hydraulic steering system |
| 12/07/1993 | US5267627 Vehicle stability augmentation system |
| 12/07/1993 | US5267625 Steering apparatus with variable steering angle ratio for pitman arm steering mechanism |
| 12/07/1993 | US5267588 For a power steering system |
| 12/02/1993 | DE4217910A1 Von einem Verbrennungsmotor angetriebene Hydraulikpumpe From an engine driven hydraulic pump |
| 12/01/1993 | EP0571472A1 Hydraulic system. |
| 11/30/1993 | US5265691 Rack-and-pinion steering apparatus |
| 11/30/1993 | US5265686 Remote controlled steering mechanism |
| 11/25/1993 | WO1993023277A1 Assisted steering mechanism, in particular for motor vehicles |
| 11/24/1993 | EP0494195B1 Hydrostatic power steering device, especially for motor vehicles |
| 11/24/1993 | CN1078695A 车辆转向控制装置 Vehicle steering control device |
| 11/23/1993 | US5265019 Steering control apparatus for vehicle |
| 11/23/1993 | US5263512 Fluid control valve device |
| 11/23/1993 | US5263321 Control arrangement for a fully-hydraulic steering system |
| 11/18/1993 | DE4216111A1 Piston-and-rack unit manufacture for hydraulic servo steering - involves steel pipe blank being formed as blank and having grooved piston and toothed section flow moulded from blank |
| 11/18/1993 | DE4216053A1 Hilfskraftlenkung, insbesondere für Kraftfahrzeuge Power steering, especially for motor vehicles |
| 11/18/1993 | DE4215629A1 Rack=and=pinion servo steering system esp. for motor vehicle - has pinion with two radial bearings, which have alternating rollers and balls as bearing bodies |
| 11/16/1993 | US5261503 Adaptive steering control system |
| 11/16/1993 | US5261501 Four-wheel steering system with steering motor short circuit control |
| 11/11/1993 | WO1993022180A1 Hydraulic power-assisted steering |
| 11/09/1993 | US5259474 Steering force control apparatus for power steering system |
| 11/09/1993 | US5259473 Electric power steering apparatus |
| 11/09/1993 | US5259413 Steering control valve with contoured control surfaces |
| 11/04/1993 | DE4213980A1 Vehicular hydraulic servo steering - has control valve designed as linear slide valve having axially movable sleeve and operating lever which transmits movement of sleeve by lever effect on slider valve |
| 11/04/1993 | DE4213978A1 Steering gear control valve unit for hydraulic servo steering - has return bore holes for linear slide control valve connected to tank through steering gear housing |
| 11/03/1993 | EP0567991A2 Motor-assisted power steering control device |
| 11/03/1993 | EP0567859A2 Fluid controller having variable ancillary control functions |
| 11/02/1993 | US5257828 Method and apparatus for controlling damping in an electric assist steering system for vehicle yaw rate control |
| 11/02/1993 | US5257670 Two pump power steering system |
| 10/27/1993 | EP0566619A1 Power assisted steering mechanism. |
| 10/27/1993 | EP0566617A1 Rotary valve seal assembly. |
| 10/26/1993 | US5255755 Power steering apparatus |
| 10/26/1993 | US5255715 Control valve having parallel diversionary slots interconnected by flow selective control orifices |
| 10/20/1993 | EP0566168A2 Electric power steering apparatus |
| 10/19/1993 | US5253730 Power steering apparatus |
| 10/19/1993 | US5253729 Power steering system |