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Patent Searching and Data


Title:
REFRIGERANT FLOW PASSAGE SWITCHING UNIT AND AIR CONDITIONER PROVIDED WITH SAME
Document Type and Number:
WIPO Patent Application WO/2018/012036
Kind Code:
A1
Abstract:
The present invention is provided with: a high-pressure header 15 and a gas pipe 11a that are connected to the discharge side of a compressor included in an outdoor unit 2; a high-pressure valve 9 that controls, by opening and closing, the flow of a refrigerant passing through the high-pressure header 15 and the gas pipe 11a; a low-pressure header 6 and a gas pipe 11b that branch from the gas pipe 11a and that are connected to the suction side of a compressor included in an outdoor unit 3; a low-pressure valve 10 that controls, by opening and closing, the flow of the refrigerant passing through the low-pressure header 6 and the gas pipe 11b and that is provided at the same position in the height direction as the high-pressure valve 9; and a gas pipe 11c that further branches from the above branch to be connected to a heat exchanger included in the outdoor unit 3 and that has a part extending downward in a direction toward the heat exchanger.

Inventors:
FUKUDA Kazunori (INC. 16-1, Kaigan 1-chome, Minato-k, Tokyo 22, 〒1050022, JP)
NAITO Koji (INC. 16-1, Kaigan 1-chome, Minato-k, Tokyo 22, 〒1050022, JP)
TSUCHIHASHI Kazuhiro (INC. 16-1, Kaigan 1-chome, Minato-k, Tokyo 22, 〒1050022, JP)
Application Number:
JP2017/010941
Publication Date:
January 18, 2018
Filing Date:
March 17, 2017
Export Citation:
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Assignee:
HITACHI-JOHNSON CONTROLS AIR CONDITIONING, INC. (16-1, Kaigan 1-chome Minato-k, Tokyo 22, 〒1050022, JP)
International Classes:
F25B41/04; F24F1/32; F25B5/02
Attorney, Agent or Firm:
ISONO INTERNATIONAL PATENT OFFICE, P.C. (Hulic Toranomon Building, 1-18 Toranomon 1-chome, Minato-k, Tokyo 01, 〒1050001, JP)
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