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Title:
TWIN ROTARY COMPRESSOR AND REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/111461
Kind Code:
A1
Abstract:
A twin rotary compressor comprising an electric motor, a crank shaft, a piston, a cylinder, and an injection flow path that injects a refrigerant from an external refrigerant pipe to the a compression chamber. The injection flow path has: a first injection port, a second injection port, an injection inlet pipe, a first injection pipe, a second injection pipe, and an injection muffler. The first injection pipe and the second injection pipe are each separately connected to the injection muffler.

Inventors:
NAGASAWA, Hiroki (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
ISHIBE, Yusaku (1-13-5 Kudankita, Chiyoda-k, Tokyo 73, 〒1020073, JP)
HAMADA, Ryo (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2018/032083
Publication Date:
June 13, 2019
Filing Date:
August 30, 2018
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
F04C29/04; F04C23/00
Foreign References:
JPS63150096U1988-10-03
JP2006194184A2006-07-27
JP2013231356A2013-11-14
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (East 8F, TORANOMON TWIN BLDG. 10-1 Toranomon 2-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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