Global Patent Index - EP 1384887 A2

EP 1384887 A2 20040128 - Reciprocating compressor

Title (en)

Reciprocating compressor

Title (de)

Kolbenkompressor

Title (fr)

Compresseur à déplacement alternatif

Publication

EP 1384887 A2 20040128 (EN)

Application

EP 03024463 A 19960508

Priority

  • EP 03024463 A 19960508
  • EP 96913701 A 19960508

Abstract (en)

A compressor comprising: a cylinder block (30,31) containing a cylinder bore (41,42); a drive shaft (39) rotatably supported by the cylinder block; a cam (40,48) attached to the drive shaft to be rotatable integrally therewith; a piston (1,43) housed in the cylinder bore; and a shoe (7,44) having a spherical and flat sliding surface and slidably interposed between the piston and the cam; the piston being reciprocated via the shoe as the cam is rotated; the piston being made of an aluminum or aluminum alloy matrix and having a receiving portion (2,46) for slidably receiving the spherical surface (8,47) of the shoe therein, characterized in that the shoe is made of a ferrous metal matrix and a coating layer containing tin as a major component is formed at the receiving recess of the piston. <IMAGE>

IPC 1-7

F04B 27/08; F04B 27/10

IPC 8 full level

F04B 27/08 (2006.01)

CPC (source: EP)

F04B 27/0878 (2013.01); F04B 27/0886 (2013.01); F05C 2201/021 (2013.01); F05C 2201/025 (2013.01); F05C 2201/0433 (2013.01); F05C 2201/0466 (2013.01); F05C 2201/0475 (2013.01); F05C 2201/049 (2013.01); F05C 2201/0493 (2013.01); F05C 2201/0496 (2013.01); F05C 2253/12 (2013.01)

Designated contracting state (EPC)

DE FR IT

DOCDB simple family (publication)

EP 1384887 A2 20040128; EP 1384887 A3 20040721; EP 1384887 B1 20050727

DOCDB simple family (application)

EP 03024463 A 19960508