Global Patent Index - EP 0992682 A2

EP 0992682 A2 2000-04-12 - Piston compressor

Title (en)

Piston compressor

Title (de)

Kolbenverdichter

Title (fr)

Compresseur à piston

Publication

EP 0992682 A2 (EN)

Application

EP 99119474 A

Priority

JP 28274498 A

Abstract (en)

A piston compressor in which a smooth linear reciprocal motion of the piston is maintained for a long period of time. A rotary motion of a swash plate or cam plate 20 is converted to a linear reciprocal motion of a piston 22 via a shoe 23 to compress a gas. The piston 22 has a neck 36 having a shoe seating surface 36a provided with a sprayed layer of a metal material to slide on a convex spherical surface 23a of the shoe 23. <IMAGE>

IPC 1-7 (main, further and additional classification)

F04B 27/08

IPC 8 full level (invention and additional information)

F04B 39/00 (2006.01); C23C 4/06 (2006.01); F04B 27/08 (2006.01)

CPC (invention and additional information)

F04B 27/0878 (2013.01); F04B 27/0886 (2013.01); F05C 2253/12 (2013.01)

Designated contracting state (EPC)

AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

EPO simple patent family

EP 0992682 A2 20000412; CN 1252492 A 20000510; JP 2000110716 A 20000418

INPADOC legal status


2001-10-31 [18W] WITHDRAWN

- Date of withdrawal: 20010829

2001-10-31 [D17D] SEARCH REPORT (DELETED)

2001-10-24 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI

2000-04-12 [17P] REQUEST FOR EXAMINATION FILED

- Effective date: 19990930

2000-04-12 [AK] DESIGNATED CONTRACTING STATES:

- Kind Code of Ref Document: A2

- Designated State(s): AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE

2000-04-12 [AX] REQUEST FOR EXTENSION OF THE EUROPEAN PATENT TO

- Free text: AL;LT;LV;MK;RO;SI