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Class Information
Number: 92/155
Name: Expansible chamber devices > With lubricating means > Portion of expansible chamber device includes solid lubricating material
Description: Apparatus in which a part of the expansible chamber device which is in slidable engagement with another part of such device is formed of material which inherently performs a lubricating function.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8408116 Method of fitting a piston for use in an internal combustion engine Apr. 2, 2013
8191459 High pressure pump, in particular for a fuel injection system of an internal combustion engine Jun. 5, 2012
8069773 Piston Dec. 6, 2011
7765696 Piston for an internal combustion engine and method for coating its pin bores Aug. 3, 2010
7721642 Sliding member May. 25, 2010
7536945 Piston pin for a combustion engine and method for its manufacture May. 26, 2009
7526994 High precision hydraulic synchronous and proportional flow dividing and flow collecting apparatus May. 5, 2009
7373873 Low friction, high durability ringless piston and piston sleeve May. 20, 2008
7331274 Sliding film, sliding member, composition for sliding film, sliding device, swash-plate type compressor, process for forming sliding film, and process for producing sliding member Feb. 19, 2008
7313997 Copper alloy piston shoe Jan. 1, 2008
7281465 Compressor piston ball pocket coating Oct. 16, 2007
7278348 High-pressure pump for a fuel injection system of an internal combustion engine Oct. 9, 2007
7263925 Hydraulic axial piston machine Sep. 4, 2007
7241722 Sliding component Jul. 10, 2007
7228786 Engine piston-pin sliding structure Jun. 12, 2007
7225725 Bi-directional pneumatic motor Jun. 5, 2007
7156014 Compressor Jan. 2, 2007
7134381 Refrigerant compressor and friction control process therefor Nov. 14, 2006
7134382 Paint composition and sliding part Nov. 14, 2006
7028601 Abrasion preventive structure of reciprocating compressor Apr. 18, 2006
6829980 Component having slide contact area of compressor Dec. 14, 2004
6761106 Swash plate for compressor Jul. 13, 2004
6718864 Closed compressor Apr. 13, 2004
6666128 Swash plate in swash plate type compressor Dec. 23, 2003
6640690 Swash plate type compressor and shoe for the same Nov. 4, 2003
6584886 Compressor Jul. 1, 2003
6568918 Lubrication coating for the sliding portion of a swashplate compressor May. 27, 2003
6487958 Method for forming a film on a constituent part in a compressor Dec. 3, 2002
6470788 Apparatus for moving an operating element Oct. 29, 2002
6457399 Swash plate type compressor in which a swash plate has an axial end made of bronze-based metal Oct. 1, 2002
6425314 Axial piston engine Jul. 30, 2002
6393964 Compressor having piston rotation restricting structure with lubricating inclined guide surface May. 28, 2002
6378415 Compressor Apr. 30, 2002
6357340 Piston compressor piston Mar. 19, 2002
6308615 Compressor Oct. 30, 2001
6283012 Compressor piston and method for coating piston Sep. 4, 2001
6217295 Swash plate type compressor Apr. 17, 2001
6212997 Reciprocating fluid pumps with chromium nitride coated components in contact with non-metallic packing and gasket materials for increased seal life Apr. 10, 2001
6192784 Swash plate compressor Feb. 27, 2001
6189434 Single-headed piston type swash-plate-operated compressor and a method of producing a swash plate Feb. 20, 2001
6073538 Reciprocating compressor Jun. 13, 2000
6024009 Reciprocating pistons of piston-type compressor Feb. 15, 2000
5941161 Piston type compressor Aug. 24, 1999
5941160 Pistons for compressors and method and apparatus for coating the pistons Aug. 24, 1999
5934170 Piston mechanism of fluid displacement apparatus Aug. 10, 1999
5921755 Dry vacuum pump Jul. 13, 1999
5826491 Sealing arrangement on a piston-cylinder unit Oct. 27, 1998
5794516 Piston for a self-lubricating, fluid-actuated, percussive down-the-hole drill Aug. 18, 1998
5711205 Self-lubricating, fluid-actuated, percussive down-the-hole drill Jan. 27, 1998
5520092 Piston of shock absorber May. 28, 1996

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