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Class Information
Number: 188/307
Name: Brakes > Internal-resistance motion retarder > Having a thrust member with a variable volume chamber (e.g., coaxial or telescoping tubes, compensating reservoir) > Arcuately oscillating thrust member > Resilient or radially urged vane
Description: Device wherein said member comprises a yieldable blade or comprises a blade having a portion biased away from said shaft or hub.

Patents under this class:

Patent Number Title Of Patent Date Issued
8689952 Damper Apr. 8, 2014
8424656 Rotary vane magnetorheological (MR) energy absorber Apr. 23, 2013
7828127 Rotary damper Nov. 9, 2010
7575108 Damper Aug. 18, 2009
7461683 Curtain rolling buffer apparatus Dec. 9, 2008
7416063 One-way damper and electronic devices using the one-way damper Aug. 26, 2008
7207425 Rotary damper Apr. 24, 2007
6796571 Hydraulic steering damper for motor vehicles Sep. 28, 2004
6769520 Damper and method of fabricating the damper Aug. 3, 2004
6687921 Toilet seat damper Feb. 10, 2004
6644214 Constant contact side bearing Nov. 11, 2003
6536565 Rotary damper Mar. 25, 2003
6523185 Self-lowering toilet seat Feb. 25, 2003
6494302 Method, arrangement and use for and of, respectively, a vane damper Dec. 17, 2002
6450305 Hydrodynamic retarder with thermally compensated balancing ring Sep. 17, 2002
6341677 Vehicle rotary suspension damper of composite construction Jan. 29, 2002
6220407 Method, arrangement and use for and of, respectively, a vane damper Apr. 24, 2001
6173822 Rotary damper Jan. 16, 2001
6121526 Rotary damper Sep. 19, 2000
6098765 Rotary damper Aug. 8, 2000
5974705 Snubber for excavator bucket door Nov. 2, 1999
5826687 Anti-roll vehicular suspension system and a hydraulic rotary actuator system in an anti-roll vehicular suspension system Oct. 27, 1998
5735067 Snubber for excavator bucket door Apr. 7, 1998
5697122 Rotary damper and closure device with such rotary damper Dec. 16, 1997
5664286 Hinge mechanism for supporting the seat or the seat lid of a toilet bowl Sep. 9, 1997
5570640 Yaw damper for railway cars Nov. 5, 1996
5553834 Lateral and axial vibration isolators utilizing leaf springs Sep. 10, 1996
5390770 Rotation deceleration device Feb. 21, 1995
5305858 Rotary shock absorber having vanes with radial flow clearance Apr. 26, 1994
5153946 Apparatus and method for automatically closing a toilet bowl lid and seat Oct. 13, 1992
5090521 One-way damper Feb. 25, 1992
4768630 Rotary damper Sep. 6, 1988
4736962 Steering stabilizer for vehicles Apr. 12, 1988
4723639 Rotary hydraulic snubber with a bypass valve Feb. 9, 1988
4674608 Hydraulic damper Jun. 23, 1987
4666386 Rotary pump May. 19, 1987
4609081 Hydraulic snubber Sep. 2, 1986
4331223 Electrohydraulic rotary brake May. 25, 1982

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