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Title:
FINLESS HEAT EXCHANGER AND REFRIGERATION CYCLE DEVICE
Document Type and Number:
WIPO Patent Application WO/2019/116413
Kind Code:
A1
Abstract:
This finless heat exchanger is provided with two headers and a plurality of heat transfer pipes arranged spaced apart from each other in parallel, wherein both ends of each of the plurality of heat transfer pipes are inserted and thereby connected to a plurality of insertion holes formed in each of the two headers. Each of the plurality of heat transfer pipes is configured as a succession of alternating straight line sections, which extend in a direction perpendicular to the parallel arrangement direction, and folding sections.

Inventors:
MINAMI, Shinichiro (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
MATSUMOTO, Takashi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
MATSUI, Shigeyoshi (7-3 Marunouchi 2-chome, Chiyoda-k, Tokyo 10, 〒1008310, JP)
Application Number:
JP2017/044264
Publication Date:
June 20, 2019
Filing Date:
December 11, 2017
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORPORATION (7-3 Marunouchi 2-chome, Chiyoda-ku Tokyo, 10, 〒1008310, JP)
International Classes:
F28D1/047; F28F1/00; F28F9/013
Domestic Patent References:
WO2004025207A12004-03-25
Foreign References:
JP2010276298A2010-12-09
JP2006317080A2006-11-24
JP2005127596A2005-05-19
JP2010203726A2010-09-16
JP2002147987A2002-05-22
JP2002206888A2002-07-26
JP2005249314A2005-09-15
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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