Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
ROTARY COMPRESSOR AND REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/111392
Kind Code:
A1
Abstract:
A rotary compressor comprising an electric motor, a crank shaft, a piston, a cylinder, and an injection flowpath that injects a refrigerant into a compression chamber from a refrigerant pipe in front an evaporator in the refrigerant flow direction of a refrigeration cycle circuit. The injection flowpath has: an injection port formed in the compression chamber; a branch pipe connected to the refrigerant pipe; an injection pipe that supplies refrigerant to the injection port; and an injection muffler arranged between the branch pipe and the injection pipe and having a larger diameter than the inner diameter of the injection pipe.

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)
Application Number:
JP2017/044069
Publication Date:
June 13, 2019
Filing Date:
December 07, 2017
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
F04C29/04; F25B1/00; F25B1/04
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (East 8F, TORANOMON TWIN BLDG. 10-1 Toranomon 2-chome, Minato-k, Tokyo 01, 〒1050001, JP)
Download PDF: