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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:

Class Number Class Name Patents
280/5.505 Applied between diagonally opposed suspension units 31
280/5.506 Controlling lateral vehicle attitude (e.g., antiroll, antisway) 190

Patents under this class:
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Patent Number Title Of Patent Date Issued
8641053 Actuator assembly Feb. 4, 2014
8428807 Method for determining at least one displacement state of a vehicle body Apr. 23, 2013
8165749 Control system for adjustable damping force damper Apr. 24, 2012
8135514 Automotive systems and methods of operating vehicles Mar. 13, 2012
8091910 Apparatus for controlling a bicycle suspension element Jan. 10, 2012
8090492 Vehicle motion measurement apparatus, a vehicle abnormal motion prevention apparatus and a drive recorder Jan. 3, 2012
8027765 Vehicle stabilizer system Sep. 27, 2011
8005592 System for dynamically determining axle loadings of a moving vehicle using integrated sensing system and its application in vehicle dynamics controls Aug. 23, 2011
7970516 Vehicle control system Jun. 28, 2011
7871081 Air-cushion type shock absorbing system that is operated in a wireless controlling manner Jan. 18, 2011
7788006 Rollover stability system including allowance for the steering angle Aug. 31, 2010
7751959 Semi-active suspension system with anti-roll for a vehicle Jul. 6, 2010
7706941 Method and system for coordinating a vehicle stability control system with a suspension damper control sub-system Apr. 27, 2010
7686309 Hydraulic system for a vehicle suspension Mar. 30, 2010
7684911 Suspension control calibration integrity Mar. 23, 2010
7617031 Series arranged air compressors system Nov. 10, 2009
7571039 Vehicle yaw/roll stability control with semi-active suspension Aug. 4, 2009
7571044 Vehicle and suspension system for negotiating low traction situations Aug. 4, 2009
7533890 Damping adjusting/controlling system for wireless adjustment of shock-absorbers for vehicle May. 19, 2009
7493199 Method of controlling a roll control system for improved vehicle dynamic control Feb. 17, 2009
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

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