Title:
SCROLL COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2019/077714
Kind Code:
A1
Abstract:
Provided is a scroll compressor (1) in which, in one of a scroll case (20) and an Oldham's ring (50), a case key (52) comprising a key protrusion disposed slidably in a groove longitudinal direction in a case key groove (24) has formed on a surface thereof a case side film (F52a) having a thickness of not less than 5 μm and comprising a coating film harder than a material of the case key (52), and in which, in one of a rotating scroll (30) and the Oldham's ring (50), a rotating key (53) comprising a key protrusion disposed slidably in a groove longitudinal direction in a rotating key groove (34) has formed on a surface thereof a rotating side film (F53a) comprising a coating film which is set to a thickness of not less than 5 μm and which is harder than a material of the rotating key (53).
More Like This:
| JPS61138894 | SCROLL FLUID MACHINE |
| JPH0814169 | SCROLL COMPRESSOR |
| JP5143041 | Compressor |
Inventors:
MURAKAMI AKIHIRO (JP)
TAKANO RYUNOSUKE (JP)
WAKANA TATSUYA (JP)
TAKANO RYUNOSUKE (JP)
WAKANA TATSUYA (JP)
Application Number:
PCT/JP2017/037788
Publication Date:
April 25, 2019
Filing Date:
October 19, 2017
Export Citation:
Assignee:
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (JP)
International Classes:
F04C18/02
Foreign References:
| JPH06249163A | 1994-09-06 | |||
| JPH09112448A | 1997-05-02 | |||
| JPS63201383A | 1988-08-19 | |||
| JP2013224606A | 2013-10-31 | |||
| JP2003027211A | 2003-01-29 | |||
| JPH0571489A | 1993-03-23 |
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (JP)
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