FINLESS HEAT EXCHANGER AND REFRIGERATION CYCLE DEVICE

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 (JP)
MATSUMOTO TAKASHI (JP)
MATSUI SHIGEYOSHI (JP)

Application Number:

PCT/JP2017/044264

Publication Date:

June 20, 2019

Filing Date:

December 11, 2017

Export Citation:

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Assignee:

MITSUBISHI ELECTRIC CORP (JP)

International Classes:

F28D1/047; F28F1/00; F28F9/013

Domestic Patent References:

WO2004025207A1

2004-03-25

Foreign References:

JP2010276298A	2010-12-09
JP2006317080A	2006-11-24
JP2005127596A	2005-05-19
JP2010203726A	2010-09-16
JP2002147987A	2002-05-22
JP2002206888A	2002-07-26
JP2005249314A	2005-09-15
JP2009145010A	2009-07-02

Other References: