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Class Information
Number: 188/282.1
Name: Brakes > Internal-resistance motion retarder > Resistance alters relative to direction of thrust member (e.g., high resistance in one direction, low in the other) > Via valved orifice in thrust member
Description: Resistance altered depending on piston direction wherein the member is provided with an opening for the passage of gas or liquid through the opening, and the opening is provided with an element for regulating the opening.










Sub-classes under this class:

Class Number Class Name Patents
188/282.7 Ball-type valve 25
188/282.5 Flexible flap-type valve (e.g., compression washers) 119
188/282.8 Spring-loaded valve 99
188/282.2 Valve actuated by electrical system 67


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8672106 Self-regulating suspension Mar. 18, 2014
8668062 Damper for furniture Mar. 11, 2014
8651253 Damping device with multistage variable damping characteristics, particularly for damping moveable furniture parts Feb. 18, 2014
8573605 Active suspension system and hydraulic ram therefor Nov. 5, 2013
8544619 Fluid pressure shock absorber Oct. 1, 2013
8528708 Air damper Sep. 10, 2013
8474850 Lubricated guide unit for a motorcycle fork tube Jul. 2, 2013
8459418 Bicycle fork having lock-out, blow-off, and adjustable blow-off threshold Jun. 11, 2013
8447466 Method for controlling pressure in a compressed-air accumulator of a vehicle level-control system May. 21, 2013
8393447 Vibration damper with amplitude-selective damping force Mar. 12, 2013
8282086 Vibration isolator Oct. 9, 2012
8256587 Shock absorber Sep. 4, 2012
8220602 Device for damping or decelerating movable parts or pieces of furniture Jul. 17, 2012
8210330 Electronically controlled frequency dependent damping Jul. 3, 2012
8167101 Damping force generating mechanism for shock absorber May. 1, 2012
8157064 Shock absorber for drawer Apr. 17, 2012
8066105 Hydraulic suspension damper Nov. 29, 2011
8033368 Bicycle fork having lock-out, blow-off, and adjustable blow-off threshold Oct. 11, 2011
7967116 Load compensating hydraulic rate control Jun. 28, 2011
7954609 Damping force generating mechanism for shock absorber Jun. 7, 2011
7828525 Soft in-plane tiltrotor hub Nov. 9, 2010
7726451 Vibration damper with amplitude-selective damping force Jun. 1, 2010
7708296 Bicycle fork having lock-out, blow-off, and adjustable blow-off threshold May. 4, 2010
7628256 Device for amplitude-dependent damper Dec. 8, 2009
7441639 Dashpot with amplitude-dependent shock absorption Oct. 28, 2008
7431135 Stroke dependent damping Oct. 7, 2008
7413064 Front fork Aug. 19, 2008
7172057 Vibration damper with amplitude-dependent damping force Feb. 6, 2007
7152719 Adjustable-length compression spring and seat provided therewith Dec. 26, 2006
7140601 Independent and integrated compact air-bump stops Nov. 28, 2006
7080659 Damper valve and hydraulic power steering apparatus using the same Jul. 25, 2006
6978872 Hydraulic dampers with pressure regulated control valve Dec. 27, 2005
6918473 Stroke dependent bypass Jul. 19, 2005
6802408 Fluid damper, particularly for movable pieces of furniture Oct. 12, 2004
6782979 Shock-absorbing element for a motor vehicle Aug. 31, 2004
6736419 Vehicle suspension system using viscous tension dampers May. 18, 2004
6702075 Controllable shock absorber Mar. 9, 2004
6659239 Shock absorber through the rod damping adjustment Dec. 9, 2003
6637555 Pneumatic connections for vehicle suspensions Oct. 28, 2003
6592136 Bicycle fork cartridge assembly Jul. 15, 2003
6511056 Gas filled cylinder Jan. 28, 2003
6499572 Damping force generator Dec. 31, 2002
6460664 Independently tunable variable bleed orifice Oct. 8, 2002
6390457 Soft-start, soft-return gas spring May. 21, 2002
6364075 Frequency dependent damper Apr. 2, 2002
6352145 Stroke dependent damping Mar. 5, 2002
6315093 Hydraulic shock absorber Nov. 13, 2001
6220409 Stroke dependent bypass Apr. 24, 2001
6206153 Adjustable installation with a controlled locking gas spring and an emergency locking gas spring Mar. 27, 2001
6202807 Speed controlling hydraulic dampener Mar. 20, 2001

1 2 3










 
 
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