| Patents for B60G 17 - Resilient suspensions having means for adjusting the spring or vibration-damper characteristics, for regulating the distance between a supporting surface and a sprung part of vehicle or for locking suspension during use to meet varying vehicular or surface conditions, e.g. due to speed or load (16,940) |
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| 03/06/1991 | EP0415424A1 Active suspension system with enhanced suspension control characteristics at on/off transition of suspension control |
| 03/06/1991 | EP0415423A1 Suspension control system with variable steering characteristics |
| 03/06/1991 | EP0415291A2 Fluid pressure type active suspension responsive to change of rate of change of vehicle height or change of acceleration of vehicle body |
| 03/06/1991 | EP0415269A2 Pressure control system for suspension |
| 03/06/1991 | EP0415267A2 Fluid pressure type active suspension with bypass control for working fluid pressure operative with variable target value |
| 03/06/1991 | EP0414984A1 Active suspension system with enhanced response characteristics hydraulic circuit |
| 03/06/1991 | EP0414678A1 Height adjustment system for a vehicle with air suspension. |
| 03/05/1991 | US4997202 Motor vehicle |
| 03/05/1991 | US4997009 Accumulator |
| 03/05/1991 | US4996928 Integrated chassis and suspension systems for monorail vehicles |
| 03/05/1991 | CA1281053C Tractor |
| 03/01/1991 | CA2023839A1 Electromechanical transducing along a path |
| 02/28/1991 | DE3928343A1 Vehicular active suspension damper with digital signal processor - identifies natural oscillator behaviour and estimates excitations from roadway for desired damping by electrical-operated valves |
| 02/27/1991 | EP0414508A1 Vibration damping device |
| 02/26/1991 | US4995635 Ultrasonic Doppler velocity sensing within a hydraulic actuator |
| 02/20/1991 | EP0413420A1 Spliced air sleeve assembly for air spring damper |
| 02/20/1991 | EP0413318A1 Axle suspension system |
| 02/19/1991 | US4993744 Vehicular anti-roll system for stabilizing the orientation of a vehicle body |
| 02/19/1991 | US4993729 Truck or tractor vehicle |
| 02/19/1991 | US4993693 Self-pumping hydropneumatic shock absorbing leg with internal level regulation |
| 02/19/1991 | US4993523 Fluid circuit for semiactive damper means |
| 02/13/1991 | EP0412853A2 Active-type vibration control apparatus |
| 02/13/1991 | EP0412791A2 Monitoring and predicting road vehicle/road surface conditions |
| 02/13/1991 | EP0412719A1 Road surface sensing system for a vehicle |
| 02/13/1991 | EP0412530A2 Method for controlling active suspension system |
| 02/12/1991 | US4991673 Cross-country vehicle or machine |
| 02/07/1991 | WO1991001227A1 Vehicle control device |
| 02/07/1991 | DE4021909A1 Semi-active spring suspension control for motor vehicle |
| 02/07/1991 | DE4021176A1 Suspension system for private car - consists of double leaf springs arranged diagonally |
| 02/07/1991 | DE4021166A1 Wheel suspension with lower link arm - has wheel supported by two-leaf leaf spring with pneumatic and/or hydraulic expansion device fitted between the leaves |
| 02/07/1991 | DE4021165A1 Torsion rod for spring and mass system - has tubular middle section and tension pieces to alter geometry and oscillating frequency |
| 02/07/1991 | DE4021158A1 Altering inherent frequency of spring system - involves using plate spring with externally operated member |
| 02/07/1991 | DE4021156A1 Spring damper mechanism for car - makes use of hydraulically spread leaf springs |
| 02/07/1991 | DE3925519A1 Hydropneumatic piston-cylinder unit - has cylinder containing inner pipe with annular space between containing piston, and piston rod |
| 02/06/1991 | EP0411352A1 Starting aid for air suspended multiple axled vehicles with liftable additional axle |
| 02/06/1991 | EP0411193A1 Damping force control system for shock absorbers |
| 02/05/1991 | US4989844 Vehicle leveling shock absorber assembly |
| 01/30/1991 | EP0410709A1 Measuring loads on vehicle wheels |
| 01/30/1991 | EP0409829A1 Calibration of a high regulating device in a vehicle filled with air suspension. |
| 01/29/1991 | US4989148 Apparatus for the computer-assisted control of vibration dampers of a vehicular suspension system as a function of the roadway |
| 01/29/1991 | US4988082 Spliced air sleeve assembly for air spring damper |
| 01/23/1991 | EP0409094A1 A damping unit |
| 01/23/1991 | EP0408631A1 Twin-pipe shock absorber. |
| 01/22/1991 | US4986568 Vehicle suspension with variable damping |
| 01/22/1991 | US4986393 Adjustable vibration dampers for motor vehicles |
| 01/22/1991 | US4986392 Motor vehicles |
| 01/15/1991 | US4985847 For a vehicle |
| 01/15/1991 | US4984820 Damping force control system for shock absorber variable with frequency of vehicle height difference exceeding limit value |
| 01/15/1991 | US4984819 Automotive suspension system and shock absorber therefor |
| 01/15/1991 | US4984818 Wheel suspension |
| 01/15/1991 | US4984467 Transducer for pressures and/or vibrations and method for manufacturing thereof |
| 01/10/1991 | WO1991000189A1 Chassis control with servo-adjustment circuit |
| 01/10/1991 | WO1991000188A1 Device for controlling a vehicle's chassis as a function of the road surface |
| 01/10/1991 | WO1991000187A1 Semi-active regulation of chassis |
| 01/10/1991 | DE4015972A1 Motor vehicle running gear regulation system |
| 01/10/1991 | DE3930517A1 Vorrichtung zur fahrbahnabhaengigen fahrwerksregelung Apparatus for fahrbahnabhaengigen chassis control |
| 01/10/1991 | DE3921710A1 Spring used in vehicle chassis - consists of elastic sprung piece in housing with operating rod, bar and link |
| 01/08/1991 | US4984163 Road surface condition detecting and anti-skid controlling device in car |
| 01/08/1991 | US4982979 Active suspension system with enhanced response characteristics hydraulic circuit |
| 01/08/1991 | US4982972 Hydraulic pump and actuator for parallel auxiliary leaf spring |
| 01/08/1991 | US4982937 Gas-operated spring |
| 01/08/1991 | US4982707 Automotive vehicle vibration control arrangement |
| 01/03/1991 | DE3928993A1 Fahrwerksregelung mit stellglied-anpassschaltung Chassis control with actuator-matching circuit |
| 01/02/1991 | EP0405492A2 Suspension apparatus of a vehicle |
| 01/02/1991 | EP0405123A2 Two-way solenoid valve for bypass control |
| 01/01/1991 | US4981309 Electromechanical transducing along a path |
| 12/27/1990 | EP0404690A2 Pneumatic circuit for wheel mounted shovel |
| 12/27/1990 | EP0403803A1 Semi-active suspension |
| 12/27/1990 | EP0403772A2 Device for obtaining a load signal from a mechanically sprung and driven axle of running gear comprising a lift-axle |
| 12/27/1990 | EP0403771A2 Device for obtaining a load signal from a mechanically sprung and driven axle of running gear comprising a lift-axle |
| 12/27/1990 | EP0356464A4 Vehicle suspension system, and method of operating same |
| 12/26/1990 | CN1048006A Wheel suspension |
| 12/25/1990 | US4980830 Vehicle height control system with deductive naught operation exclusion means |
| 12/25/1990 | US4979595 Fluid actuated friction damper |
| 12/20/1990 | DE3919438A1 Auxiliary low pressure air regenerating air dryer - is supplied from emptying consumer unit to intermediate balancing container |
| 12/19/1990 | EP0402820A2 Vehicle with level control device |
| 12/19/1990 | EP0402583A1 Method and device for the calibration of a height-control system of a vehicle |
| 12/18/1990 | US4978848 Suspension control system for a motor vehicle |
| 12/18/1990 | US4978135 Vehicle suspension system |
| 12/16/1990 | WO1990015726A1 Vehicle suspension device |
| 12/16/1990 | CA2054723A1 Vehicle suspension device |
| 12/13/1990 | WO1990014970A1 Process and device for damping sequences of movements |
| 12/13/1990 | WO1990014969A1 Active damping system for an automobile suspension |
| 12/13/1990 | DE3918735A1 Verfahren und vorrichtung zur daempfung von bewegungsablaeufen Method and apparatus for damping bewegungsablaeufen |
| 12/12/1990 | EP0401802A2 Drive system of actuator having piezoelectric device for use in motor vehicle |
| 12/12/1990 | EP0401239A1 Vibration-isolating machine mount. |
| 12/12/1990 | CA2012324A1 Wheel suspension |
| 12/11/1990 | US4977506 Suspension control apparatus for an automotive vehicle |
| 12/06/1990 | DE4017255A1 Variable damping control system for vehicle suspension |
| 12/06/1990 | DE3918185A1 Path measurer detecting set position of one body w.r.t. another - uses supply and measuring coils on one piece and short circuit coil on other |
| 12/05/1990 | EP0401100A1 Trailer suspensions |
| 12/05/1990 | EP0401009A1 Suspension device for a vehicle |
| 12/05/1990 | EP0400395A2 Shock absorber |
| 12/05/1990 | EP0400301A2 Height control device for vehicles |
| 12/04/1990 | US4975849 Suspension controller for vehicle |
| 12/04/1990 | US4974875 Device for controlling drift of vehicle during cornering |
| 12/04/1990 | US4974861 Height control device for vehicle |
| 11/29/1990 | WO1990014240A1 Process for regulating a suspension |
| 11/29/1990 | WO1990012700A3 A control system for controlling the suspension of a land vehicle |
| 11/29/1990 | DE3928062A1 Balancing system for independently suspended wheels - has control unit which carries two oppositely positioned level adjustment members with drive arrangement with worm drive |