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Class Information
Number: 267/118
Name: Spring devices > Fluid > Expansible-contractible chamber device
Description: Spring device in which the enclosure is bounded by structure defining top, bottom and side walls, one of which walls is substantially rigid and another is displaceable, throughout a broad area thereof, to recoverably vary the cubic capacity of the enclosure.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7559542 |
Low impact gas spring |
Jul. 14, 2009 |
| 7455154 |
Shock absorber |
Nov. 25, 2008 |
| 6877591 |
Crank of a shock absorber for a bicycle |
Apr. 12, 2005 |
| 6691989 |
Variable rate air spring assembly |
Feb. 17, 2004 |
| 6457702 |
Annular bellows unit for vehicle suspension |
Oct. 1, 2002 |
| 6446943 |
Gas spring pressure release mechanism |
Sep. 10, 2002 |
| 6332602 |
Vehicle suspension having annular air chamber |
Dec. 25, 2001 |
| 6272853 |
Hydraulic lifting-lowering-system for a working table, a couch or lying furniture or another heavy object |
Aug. 14, 2001 |
| 6267360 |
Shock absorber |
Jul. 31, 2001 |
| 6213263 |
Oil damper system |
Apr. 10, 2001 |
| 6196528 |
Spacecraft antenna vibration control damper |
Mar. 6, 2001 |
| 6126152 |
Variable response pneumatic support |
Oct. 3, 2000 |
| 6080197 |
Shock absorbing device for an artificial leg |
Jun. 27, 2000 |
| 6035740 |
Steering column of a motor vehicle |
Mar. 14, 2000 |
| 5971373 |
Multi-cylinder buffer device |
Oct. 26, 1999 |
| 5564535 |
Side impact energy absorber |
Oct. 15, 1996 |
| 5529293 |
Arrangement of pulling means |
Jun. 25, 1996 |
| 5337137 |
Height sensor and air spring device incorporating the same |
Aug. 9, 1994 |
| 5222580 |
Hydraulic cylinder for a physical exercise equipment |
Jun. 29, 1993 |
| 5219152 |
Adjustable-stroke spring and shock absorber device |
Jun. 15, 1993 |
| 5152547 |
Dual piston strut |
Oct. 6, 1992 |
| 4964491 |
System for limiting snap load intensity |
Oct. 23, 1990 |
| 4944498 |
Gas spring |
Jul. 31, 1990 |
| 4793451 |
Energy absorber device with plastic casing and screw-in plastic seal |
Dec. 27, 1988 |
| 4792128 |
No grow gas spring |
Dec. 20, 1988 |
| 4603844 |
Cushion isolator |
Aug. 5, 1986 |
| 4564176 |
Hydraulic dashpot |
Jan. 14, 1986 |
| 4447047 |
Cylinder structure |
May. 8, 1984 |
| 4372545 |
Shock absorber for a vehicle with a flexible suspension |
Feb. 8, 1983 |
| 4153145 |
Heavy duty hydraulic shock absorber |
May. 8, 1979 |
| 4124202 |
Gas spring |
Nov. 7, 1978 |
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