Title:
SCROLL COMPRESSOR
Document Type and Number:
WIPO Patent Application WO/2019/207785
Kind Code:
A1
Abstract:
Provided is a scroll compressor to which an injection pipe
is connected. The scroll compressor is provided with: a stationary scroll which has a first base plate and a first spiral body; an orbiting scroll which has a second base plate and a second spiral body and which forms, together with the stationary scroll, a compression chamber; and a shell which contains the stationary scroll and the orbiting scroll. The stationary scroll has: a circumferential groove which is provided in the outer peripheral surface of the first base plate and which forms, between the circumferential groove and the inner wall surface of the shell, a flow passage through which a refrigerant flowing in from the injection pipe flows; and an internal flow passage which connects the circumferential groove and the compression chamber or a refrigerant suction chamber which is formed on the outside, in a radial direction, of the compression chamber.
Inventors:
FUKUHARA KOICHI (JP)
ITO MASANORI (JP)
ITO MASANORI (JP)
Application Number:
PCT/JP2018/017262
Publication Date:
October 31, 2019
Filing Date:
April 27, 2018
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F04C29/04; F04C18/02
Domestic Patent References:
WO2016079858A1 | 2016-05-26 | |||
WO2016088342A1 | 2016-06-09 | |||
WO2018012623A1 | 2018-01-18 |
Foreign References:
JP2006241993A | 2006-09-14 | |||
JP2017120048A | 2017-07-06 | |||
JP2016142258A | 2016-08-08 | |||
JP2016164411A | 2016-09-08 | |||
EP2243958A2 | 2010-10-27 | |||
US20150135764A1 | 2015-05-21 |
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (JP)
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