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Class Information
Number: 188/322.22
Name: Brakes > Internal-resistance motion retarder > Thrust member or piston structure
Description: Device wherein significance is attributed to a design or construction feature of a first member that is moved in or through the fluid contained by the device.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7559542 |
Low impact gas spring |
Jul. 14, 2009 |
| 7549519 |
Free space damper |
Jun. 23, 2009 |
| 7493995 |
Shock absorber with integrated displacement sensor |
Feb. 24, 2009 |
| 7487957 |
Pneumatic spring vibration damper assembly unit |
Feb. 10, 2009 |
| 7451860 |
Shock absorber with amplitude damping |
Nov. 18, 2008 |
| 7367435 |
Shock absorber design method |
May. 6, 2008 |
| 7347437 |
Damper assembly |
Mar. 25, 2008 |
| 7316409 |
Front fork of bicycle with buffer apparatus |
Jan. 8, 2008 |
| 7310876 |
Method for making a piston body |
Dec. 25, 2007 |
| 7299908 |
Shock absorber |
Nov. 27, 2007 |
| 7293634 |
Hydraulic vehicle shock absorber |
Nov. 13, 2007 |
| 7255211 |
Dashpot with amplitude-dependent shock absorption |
Aug. 14, 2007 |
| 7204104 |
Damper of drum type washing machine |
Apr. 17, 2007 |
| 7172058 |
Vibration damper with amplitude-dependent damping force |
Feb. 6, 2007 |
| 7147207 |
Actuator apparatus for controlling a valve mechanism of a suspension system |
Dec. 12, 2006 |
| 7134534 |
Damper for front fork of vehicle |
Nov. 14, 2006 |
| 7111711 |
Vibration damper with stroke-dependent damping force |
Sep. 26, 2006 |
| 7104369 |
Vibration damper with stroke-dependent damping force |
Sep. 12, 2006 |
| 7070029 |
Monotube piston valving system with selective bleed |
Jul. 4, 2006 |
| 7066310 |
Piston-cylinder unit |
Jun. 27, 2006 |
| 7048100 |
Piston/cylinder unit |
May. 23, 2006 |
| 7021435 |
Monotube strut with rebound cut-off feature |
Apr. 4, 2006 |
| 7014157 |
Friction cylinder for a support device |
Mar. 21, 2006 |
| 7011191 |
Locking strut |
Mar. 14, 2006 |
| 6988600 |
High frequency dampening apparatus |
Jan. 24, 2006 |
| 6974004 |
Shock-absorbing piston for hydraulic fixtures |
Dec. 13, 2005 |
| 6929271 |
Hydraulically compensated stabilizer system |
Aug. 16, 2005 |
| 6860371 |
Piston for magneto-rheological fluid systems and method for its manufacture |
Mar. 1, 2005 |
| 6837344 |
Piston and rod assembly for air-actuated variable damping |
Jan. 4, 2005 |
| 6814193 |
Vibration damper with a hydraulic pressure stop |
Nov. 9, 2004 |
| 6802408 |
Fluid damper, particularly for movable pieces of furniture |
Oct. 12, 2004 |
| 6799663 |
Damping means, in particular for furniture |
Oct. 5, 2004 |
| 6749177 |
Damping valve for a shock absorber |
Jun. 15, 2004 |
| 6668988 |
Buffering mechanism |
Dec. 30, 2003 |
| 6668987 |
Shock absorber |
Dec. 30, 2003 |
| 6662914 |
Hydraulic dashpot |
Dec. 16, 2003 |
| 6662913 |
Shock absorber |
Dec. 16, 2003 |
| 6659239 |
Shock absorber through the rod damping adjustment |
Dec. 9, 2003 |
| 6651787 |
Vibration damper |
Nov. 25, 2003 |
| 6578832 |
Air damper used in glove box of automobile |
Jun. 17, 2003 |
| 6547046 |
Hydraulic damper |
Apr. 15, 2003 |
| 6540052 |
Damping valve, in particular for a vibration damper |
Apr. 1, 2003 |
| 6497309 |
Magneto-rheological damper with an external coil |
Dec. 24, 2002 |
| 6481546 |
Magneto-rheological damping valve using laminated construction |
Nov. 19, 2002 |
| 6471018 |
Magneto-rheological fluid device |
Oct. 29, 2002 |
| 6460666 |
Direct mount snap-in air damper |
Oct. 8, 2002 |
| 6397987 |
Dashpot piston in halves |
Jun. 4, 2002 |
| 6390253 |
Magneto-rheological damping apparatus |
May. 21, 2002 |
| 6390252 |
Magnetorheological fluid damper with optimum damping |
May. 21, 2002 |
| 6373002 |
Damper for a weighing device and a weighing device provided with a damper |
Apr. 16, 2002 |
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