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Class Information
Number: 188/322.17
Name: Brakes > Internal-resistance motion retarder > Including seal or guide > Between piston rod and cylinder
Description: Device wherein the container includes a cylindrical chamber having a piston which reciprocates within the chamber, and the component is located at, and functions between, the interface of an opening in an end wall of the chamber and a shaft projecting from the piston through said opening.










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8528708 Air damper Sep. 10, 2013
8499905 Front fork Aug. 6, 2013
8474582 Cushion device and motorcycle Jul. 2, 2013
8424657 Cylinder assembly Apr. 23, 2013
8418820 Shock absorber and its hydraulic stopper Apr. 16, 2013
8342488 Damping cylinder with annular bladder Jan. 1, 2013
8322497 Magneto-rheological dampers for semi-active suspension systems Dec. 4, 2012
8322500 Shock absorber housing Dec. 4, 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
8109491 Vibration damper with a stop spring Feb. 7, 2012
8079598 Check seal structure for hydraulic shock absorber Dec. 20, 2011
7997393 Magnetorheological (MR) rod guide assembly and MR damper having same Aug. 16, 2011
7921974 Damping cylinder with annular bladder Apr. 12, 2011
7837017 High-friction fluid seal and shock absorber Nov. 23, 2010
7832530 Piston rod guide, in particular for a single-tube vibration damper Nov. 16, 2010
7810619 Fluid-pressure shock absorber Oct. 12, 2010
7793584 Check valve structure of hydraulic damper Sep. 14, 2010
7703587 Rod guide for monotube shock absorbers Apr. 27, 2010
7637128 Oil damper for drum-type washing machine Dec. 29, 2009
7621382 Shock absorber Nov. 24, 2009
7591353 Decoupled mono tube damper assembly Sep. 22, 2009
7575110 Built-in damper type front fork Aug. 18, 2009
7559542 Low impact gas spring Jul. 14, 2009
7428954 Damper for drum type washing machine Sep. 30, 2008
7401769 Gas spring Jul. 22, 2008
7341132 Damper with flexible guiding damping unit Mar. 11, 2008
7331570 Low impact gas spring Feb. 19, 2008
7311182 Sealing and guiding packet Dec. 25, 2007
7222702 Gas spring May. 29, 2007
7219780 Piston-cylinder unit May. 22, 2007
7204104 Damper of drum type washing machine Apr. 17, 2007
7032896 Piston-cylinder assembly with a bellows Apr. 25, 2006
7028817 Pressure adjustable shock and method Apr. 18, 2006
7011193 Rod guide and seal system for gas filled shock absorbers Mar. 14, 2006
7004293 Thermal expansion compensation shock absorber Feb. 28, 2006
7004292 Adjusting element having a cylinder with pressure relief Feb. 28, 2006
7000744 Shock absorber cylinder head scraper Feb. 21, 2006
6997285 Shaft seal with lubrication device Feb. 14, 2006
6968930 Damper Nov. 29, 2005
6896110 Temperature compensated dual acting slip May. 24, 2005
6883649 Closing system for a magneto-rheological damper Apr. 26, 2005
6840358 Floating rod guide for monotube strut Jan. 11, 2005
6820729 Shock absorber cylinder head wiper Nov. 23, 2004
6799663 Damping means, in particular for furniture Oct. 5, 2004
6749048 Fluid seal assembly for a pressured system Jun. 15, 2004
6749185 Cushion assembly and method Jun. 15, 2004
6712362 Primary seals for master-slave cylinder systems Mar. 30, 2004
6659243 Shaft seat part structure of hydraulic shock absorber and assembling method thereof Dec. 9, 2003
6644446 Hydraulic shock-absorber Nov. 11, 2003
6640943 Shock absorber with sealing ice scraper Nov. 4, 2003

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