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Class Information
Number: 280/6.158
Name: Land vehicles > Body elevation or tilt > Establishing riding or trim height > Including dwell period (e.g., delay, inactive, suppression)
Description: Subject matter including means deferring incipient operation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6905126 |
Air-bag suspension system |
Jun. 14, 2005 |
| 6470248 |
Vehicle suspension control system |
Oct. 22, 2002 |
| 5651555 |
Fluid-operated leveling valve systems |
Jul. 29, 1997 |
| 5601306 |
Vehicle suspension system |
Feb. 11, 1997 |
| 5556115 |
Vehicle suspension systems |
Sep. 17, 1996 |
| 5527060 |
Load-sensitive vehicular suspension system |
Jun. 18, 1996 |
| 5475593 |
Distributed active vehicle suspension system |
Dec. 12, 1995 |
| 5452919 |
Suspension system for a vehicle |
Sep. 26, 1995 |
| 5450322 |
Suspension control system for automotive vehicle |
Sep. 12, 1995 |
| 5430648 |
Vehicular suspension system |
Jul. 4, 1995 |
| 5393087 |
Fluid active suspension apparatus and operation control method therefor |
Feb. 28, 1995 |
| 5375819 |
Dual in-line height control valve assembly |
Dec. 27, 1994 |
| 5323319 |
Damping force controller |
Jun. 21, 1994 |
| 5322321 |
Vehicle active suspension system |
Jun. 21, 1994 |
| 5286059 |
Height control system when vehicle is jacked up |
Feb. 15, 1994 |
| 5273297 |
Leveling system for vehicles |
Dec. 28, 1993 |
| 5265913 |
Leveling system for vehicles |
Nov. 30, 1993 |
| 5246247 |
Hydropneumatic suspension system |
Sep. 21, 1993 |
| 5205581 |
System for controlling a chassis |
Apr. 27, 1993 |
| 5183285 |
Suspension process and apparatus of the type having different stiffnesses with provision to smooth the change from one stiffness to another |
Feb. 2, 1993 |
| 5161817 |
Fluid-operated leveling valve systems |
Nov. 10, 1992 |
| 5160160 |
Active suspension system |
Nov. 3, 1992 |
| 5085460 |
Working fluid circuit for automotive active suspension system with enhanced take-up characteristics upon initiation of operation |
Feb. 4, 1992 |
| 5080391 |
Vehicular height regulation system for automotive vehicle with active fluid pressure within predetermined variation range |
Jan. 14, 1992 |
| 5074569 |
Height control in active suspension system |
Dec. 24, 1991 |
| 5048867 |
Automatic level control system for vehicles |
Sep. 17, 1991 |
| 5029893 |
Vehicle suspension with auxiliary leaf springs |
Jul. 9, 1991 |
| 4974861 |
Height control device for vehicle |
Dec. 4, 1990 |
| 4973080 |
Hydraulic suspension system for a vehicle with less abrupt change in vehicle height when started |
Nov. 27, 1990 |
| 4923210 |
Suspension and leveling system for a vehicle |
May. 8, 1990 |
| 4900054 |
Electromagnetic support arrangement |
Feb. 13, 1990 |
| 4877263 |
Height control system in automotive suspension system with feature of capability of height adjustment in lock condition of drive wheel and power train |
Oct. 31, 1989 |
| 4773672 |
Hydropneumatic suspension for motor vehicles |
Sep. 27, 1988 |
| 4763222 |
Vehicle suspension control with actuating circuit protection |
Aug. 9, 1988 |
| 4747615 |
Suspension control method |
May. 31, 1988 |
| 4733876 |
Suspension and leveling system for a vehicle |
Mar. 29, 1988 |
| 4697822 |
Control arrangement for raising and lowering the vehicle body of air-suspended vehicles |
Oct. 6, 1987 |
| 4693485 |
Vehicle height control apparatus |
Sep. 15, 1987 |
| 4659104 |
Automatic level control system for automotive vehicle with fail-safe system therefor |
Apr. 21, 1987 |
| 4640526 |
Vehicle suspension apparatus |
Feb. 3, 1987 |
| 4630840 |
Vehicle height adjusting device |
Dec. 23, 1986 |
| 4624478 |
Suspension device for automobile |
Nov. 25, 1986 |
| 4610462 |
Electronically controlled suspension system |
Sep. 9, 1986 |
| 4568101 |
Automatic suspension system |
Feb. 4, 1986 |
| 4568096 |
Automatic vehicle level control |
Feb. 4, 1986 |
| 4555120 |
Position sensor |
Nov. 26, 1985 |
| 4540188 |
Automatic vehicle level control |
Sep. 10, 1985 |
| 4483546 |
Self-levelling suspension |
Nov. 20, 1984 |
| 4483552 |
Independent telescopic suspension |
Nov. 20, 1984 |
| 4453725 |
Road vehicle level controller |
Jun. 12, 1984 |
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