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Class Information
Number: 280/5.504
Name: Land vehicles > Suspension modification enacted during travel (i.e., active suspension control) > Including condition or parameter adjustment occurring at longitudinally spaced vehicle axles
Description: Subject matter comprising (a) supporting shafts or members for the ground engaging means positioned at front and rear ends of the vehicle body, chassis, or frame; (b) regulatable elastic means being disposed at each end of the vehicle; and (c) the regulatable elastic means are cooperatively regulated.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7416189 |
Vehicle ride control system |
Aug. 26, 2008 |
| 7406372 |
Method for controlling variable damper in vehicle |
Jul. 29, 2008 |
| 7055831 |
Hydropneumatic, level-regulated axle suspension on vehicles, in particular for full-suspension vehicles |
Jun. 6, 2006 |
| 7051851 |
Locking suspension system |
May. 30, 2006 |
| 6993422 |
Pre-crash nose dipping system |
Jan. 31, 2006 |
| 6840279 |
Pneumatic switching valve for systems for lifting and lowering the body of vehicles including air suspension |
Jan. 11, 2005 |
| 6832143 |
Drive train vibration control system |
Dec. 14, 2004 |
| 6701236 |
Intelligent mechatronic control suspension system based on soft computing |
Mar. 2, 2004 |
| 6604035 |
Device and method for stabilizing a vehicle |
Aug. 5, 2003 |
| 6523625 |
6.times.2 suspension control for automatic traction control |
Feb. 25, 2003 |
| 6496761 |
Optimization control method for shock absorber |
Dec. 17, 2002 |
| 6438473 |
Method and system for control of a variable force damper |
Aug. 20, 2002 |
| 6352142 |
Active suspension system |
Mar. 5, 2002 |
| 6338014 |
Control method for vehicle suspension system |
Jan. 8, 2002 |
| 6311110 |
Adaptive off-state control method |
Oct. 30, 2001 |
| 6240348 |
Vehicle height adjust control apparatus and method |
May. 29, 2001 |
| 6223108 |
Tire contact load control system |
Apr. 24, 2001 |
| 6076837 |
Method and apparatus for improving quality of actuator motion in a vehicle active tilt control system |
Jun. 20, 2000 |
| 6076027 |
Method of controlling a vehicle active tilt control system |
Jun. 13, 2000 |
| 6053509 |
Tire contact load control system |
Apr. 25, 2000 |
| 6036199 |
Tire contact load control system |
Mar. 14, 2000 |
| 6015155 |
Motor vehicle suspension system |
Jan. 18, 2000 |
| 5915701 |
Vehicle suspension system |
Jun. 29, 1999 |
| 5893041 |
Suspension apparatus for changing characteristics of a vehicle suspension by controlling hydraulic cylinders |
Apr. 6, 1999 |
| 5794924 |
Pneumatic or hydropneumatic spring system |
Aug. 18, 1998 |
| 5682980 |
Active suspension system |
Nov. 4, 1997 |
| 5657840 |
Method and apparatus for absorbing mechanical shock |
Aug. 19, 1997 |
| 5627751 |
Land vehicle suspension system having a failure detector for detecting failure of a sensor of the system |
May. 6, 1997 |
| 5598337 |
Suspension apparatus with driving state feedback for vehicles |
Jan. 28, 1997 |
| 5579229 |
Temperature responsive suspension system control |
Nov. 26, 1996 |
| 5572425 |
Powered active suspension system responsive to anticipated power demand |
Nov. 5, 1996 |
| 5570288 |
Vehicle suspension control using a scaled wheel demand force |
Oct. 29, 1996 |
| 5570289 |
Vehicle suspension control with wheel and body demand force phase determination |
Oct. 29, 1996 |
| 5555173 |
Damping factor switching in vehicle shock absorbers |
Sep. 10, 1996 |
| 5550739 |
Semi-active suspension control system |
Aug. 27, 1996 |
| 5540488 |
Hydraulic braking system having an auxiliary pressure source |
Jul. 30, 1996 |
| 5539639 |
Device for dynamically controlling the trim of a vehicle |
Jul. 23, 1996 |
| 5519611 |
Suspension control apparatus for vehicle |
May. 21, 1996 |
| 5515273 |
System and method for controlling damping force characteristic of shock absorber of vehicle |
May. 7, 1996 |
| 5490068 |
Suspension control system for automotive vehicle including apparatus for controlling shock absorber damping force coefficient |
Feb. 6, 1996 |
| 5485377 |
Apparatus and method for controlling damping force characteristic of vehicular shock absorber |
Jan. 16, 1996 |
| 5452209 |
Method and system for regulation and/or control of an automobile chassis |
Sep. 19, 1995 |
| 5445405 |
Suspension control apparatus |
Aug. 29, 1995 |
| 5442554 |
Suspension control system |
Aug. 15, 1995 |
| 5375872 |
Suspension control device |
Dec. 27, 1994 |
| 5369581 |
Vehicle control apparatus and method therefor |
Nov. 29, 1994 |
| 5365432 |
System and method for optimally controlling damping force characteristics of front and rear suspension units of four-wheeled vehicle |
Nov. 15, 1994 |
| 5173858 |
Suspension control system for enhancing response characteristics of a vehicle body |
Dec. 22, 1992 |
| 5142475 |
A system for controlling damping force of shock absorbers by adaptively adjusting the desired acceleration expansion/contraction of the shock absorbers |
Aug. 25, 1992 |
| 5063512 |
Control unit of active suspension system of vehicle |
Nov. 5, 1991 |
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