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Class Information
Number: 280/6.159
Name: Land vehicles > Body elevation or tilt > Establishing riding or trim height > Load responsive
Description: Subject matter wherein the riding or trim height is established by the distribution or quantity of payload placed in or upon the vehicle.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7621538 |
Air spring assembly with localized signal processing, system and method utilizing same, as well as operating module therefor |
Nov. 24, 2009 |
| 7617881 |
Articulated crawler tractor |
Nov. 17, 2009 |
| 7590478 |
Method for controlling the quantity of air in a self-contained air supply system for a chassis |
Sep. 15, 2009 |
| 7497452 |
Hydro-pneumatic vehicle suspension system with a double acting cylinder and accumulators |
Mar. 3, 2009 |
| 7494133 |
Four wheel chassis for a floor conveyor, a counterweight stacker in particular |
Feb. 24, 2009 |
| 7469175 |
Arrangement and method for calculating the chassis height at a vehicle |
Dec. 23, 2008 |
| 7431309 |
Ground contact load control apparatus for a vehicle |
Oct. 7, 2008 |
| 7357395 |
Device for controlling suspension performance of a vehicle having variable axle loads |
Apr. 15, 2008 |
| 7273209 |
Suspension apparatus |
Sep. 25, 2007 |
| 7226064 |
Locking anti-motion suspension |
Jun. 5, 2007 |
| 7219779 |
Hydro-pneumatic suspension system |
May. 22, 2007 |
| 7204478 |
Height control valve with universal mounting for a suspension system |
Apr. 17, 2007 |
| 7192033 |
Trailing arm suspension and height control system with motorized valve therefor |
Mar. 20, 2007 |
| 7192034 |
Load based suspension motion limiting |
Mar. 20, 2007 |
| 7163208 |
Hydropneumatic suspension system for vehicles |
Jan. 16, 2007 |
| 7048280 |
Hydropneumatic axle suspension for vehicles having greatly varying axle loads |
May. 23, 2006 |
| 7028996 |
Vehicle suspension system and height control valve therefor |
Apr. 18, 2006 |
| 6997464 |
Lift axle suspension |
Feb. 14, 2006 |
| 6959932 |
Electronic height control |
Nov. 1, 2005 |
| 6948721 |
Variable leveling valve apparatus for a vehicle |
Sep. 27, 2005 |
| 6840279 |
Pneumatic switching valve for systems for lifting and lowering the body of vehicles including air suspension |
Jan. 11, 2005 |
| 6824146 |
Air suspension system of a vehicle |
Nov. 30, 2004 |
| 6786492 |
Method and device for controlling the suspension performance in vehicles having hydropneumatic suspension devices and highly variable axle-load ratios |
Sep. 7, 2004 |
| 6783138 |
Actuator for adjusting the ride of a vehicle |
Aug. 31, 2004 |
| 6648308 |
Spring apparatus |
Nov. 18, 2003 |
| 6623016 |
Control system for lifting and lowering the body of an air-suspended vehicle including level control |
Sep. 23, 2003 |
| 6513820 |
Air spring system for a two axle motor vehicle |
Feb. 4, 2003 |
| 6431557 |
Driving mode ride height adjustment |
Aug. 13, 2002 |
| 6416061 |
Hydraulic suspension system |
Jul. 9, 2002 |
| 6412790 |
Vehicle suspension and rotary height control valve for same |
Jul. 2, 2002 |
| 6398227 |
Ride control apparatus and method |
Jun. 4, 2002 |
| 6378878 |
Self-leveling suspension system |
Apr. 30, 2002 |
| 6371466 |
Overload support apparatus for leaf spring suspension systems |
Apr. 16, 2002 |
| 6324447 |
Process and device for stabilizing a vehicle on the basis of a determined torsional value |
Nov. 27, 2001 |
| 6308963 |
Levelling valve actuating apparatus |
Oct. 30, 2001 |
| 6293562 |
Method and apparatus for controlling ride height of a wheeled vehicle |
Sep. 25, 2001 |
| 6253867 |
Snowmobile suspension system |
Jul. 3, 2001 |
| 6234493 |
Level control system |
May. 22, 2001 |
| 6224069 |
Body leveling system for motor vehicle |
May. 1, 2001 |
| 6203026 |
Air suspension override system |
Mar. 20, 2001 |
| 6173974 |
Detecting jacking or hoisting of a vehicle having a suspension system that includes gas levelers |
Jan. 16, 2001 |
| 6152457 |
Front discharge transit mixer |
Nov. 28, 2000 |
| 6142496 |
Low load floor trailer and suspension system |
Nov. 7, 2000 |
| 6092816 |
Vehicle height adjusting apparatus and cylinder system used therefor |
Jul. 25, 2000 |
| 6036200 |
Rolling reducing apparatus for a vehicle |
Mar. 14, 2000 |
| 5988654 |
Automatic leveling system for off-road equipment |
Nov. 23, 1999 |
| 5988655 |
Vehicular height adjusting device |
Nov. 23, 1999 |
| 5984322 |
Vehicle levelling device |
Nov. 16, 1999 |
| 5935181 |
Automotive vehicle suspension control system |
Aug. 10, 1999 |
| 5871217 |
Levelling valve for automatically keeping constant the vehicle height of a commercial vehicle with air suspension |
Feb. 16, 1999 |
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