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Class Information
Number: 188/322.16
Name: Brakes > Internal-resistance motion retarder > Including seal or guide
Description: Device wherein significance is attributed to a component which is adapted to (a) prevent fluid passage either through an aperture in the container or between related parts of the retarder, or (b) determine the path of movement of one part relative to another.










Sub-classes under this class:

Class Number Class Name Patents
188/322.18 Between piston and cylinder 71
188/322.17 Between piston rod and cylinder 235


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8689953 Sealed gas spring cover Apr. 8, 2014
8561768 Vehicle damper and method Oct. 22, 2013
8544620 Suspension apparatus for vehicle Oct. 1, 2013
8499905 Front fork Aug. 6, 2013
8490763 Delay return gas spring Jul. 23, 2013
8424657 Cylinder assembly Apr. 23, 2013
8342488 Damping cylinder with annular bladder Jan. 1, 2013
8256589 Spring strut with control sleeve Sep. 4, 2012
8240440 Device for lifting a hatch pivotable around a pivot axis Aug. 14, 2012
8225914 Shock absorbing device for a bicycle Jul. 24, 2012
8215463 Variable damping-force damper and manufacturing method of the same Jul. 10, 2012
8186489 Pull arrangement with reversing tension spring May. 29, 2012
8127902 Annular sealing assembly for insertion between two mechanical members in relative motion, in particular a linear reciprocating motion, as a rod and the relative guiding seat of a mono-tube sho Mar. 6, 2012
8047340 Suspension spring adjusting apparatus of hydraulic shock absorber Nov. 1, 2011
7963529 Counter-rotating motors with linear output Jun. 21, 2011
7921974 Damping cylinder with annular bladder Apr. 12, 2011
7896142 Shock absorber dirt shield Mar. 1, 2011
7793971 Strut shock absorber Sep. 14, 2010
7621382 Shock absorber Nov. 24, 2009
7226045 Vehicle suspension system Jun. 5, 2007
7204104 Damper of drum type washing machine Apr. 17, 2007
7011301 Wheel-guiding forward axle air spring strut Mar. 14, 2006
6968931 Shock absorber with guiding system Nov. 29, 2005
6789652 Resilient leg Sep. 14, 2004
6684990 Tube structure and tube manufacturing method for hydraulic damper Feb. 3, 2004
6637559 Vehicle suspension and bearing therefor Oct. 28, 2003
6619446 Vibration damper with a deaerating device Sep. 16, 2003
6615961 Seal construction of shock absorber with leveling function Sep. 9, 2003
6578832 Air damper used in glove box of automobile Jun. 17, 2003
6460665 Pneumatic spring arrangement Oct. 8, 2002
6401885 Internal brake mechanism for plastic film for a product filling machine Jun. 11, 2002
6390258 Floating rod guide for monotube strut May. 21, 2002
6382373 Frequency dependant damper May. 7, 2002
6345707 Frictionless damper Feb. 12, 2002
6340153 Shock and acoustic mount Jan. 22, 2002
6336610 Compressed-air landing strut and method for its manufacture Jan. 8, 2002
6334607 Adjustable length fluid spring Jan. 1, 2002
6311813 Axially movable switching sealing ring within a groove Nov. 6, 2001
6241391 Vehicle suspension and bearing therefor Jun. 5, 2001
6220409 Stroke dependent bypass Apr. 24, 2001
6155545 Cylindrical shock absorber with cover Dec. 5, 2000
6138923 Injector Oct. 31, 2000
6135434 Shock absorber with positive and negative gas spring chambers Oct. 24, 2000
6105945 Inverted strut damper Aug. 22, 2000
6062352 Air damper May. 16, 2000
6003848 Compact gas spring Dec. 21, 1999
5988605 Adjustable length gas spring Nov. 23, 1999
5984060 Monotube strut assembly Nov. 16, 1999
5852952 Buffer device for transmission operating booster Dec. 29, 1998
5848677 Vibration damper for a motor vehicle and a piston cylinder assembly; such as for a vibration damper for a motor vehicle Dec. 15, 1998

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