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Title:
HEAT EXCHANGER AND REFRIGERATION CYCLE APPARATUS
Document Type and Number:
WIPO Patent Application WO/2017/168669
Kind Code:
A1
Abstract:
A heat exchanger is provided with: a heat exchange unit having a plurality of plate-shaped fins disposed in rows with intervals therebetween, and also having a plurality of heat-conducting tubes that intersect with the plurality of plate-shaped fins; a header pipe for supplying a refrigerant to the heat exchange unit; and a plurality of pass pipes connected between the heat exchange unit and the header pipe. One or more of the pass pipes among the plurality of pass pipes have a first straight pipe part extending in the direction heading away from the header pipe, a first bent pipe part extending from the first straight pipe part, a second straight pipe part extending in the direction heading away from the part where a pipe connection is established with the heat exchange unit, a second bent pipe part extending from the second straight pipe part, and a third straight pipe part extending between the first bent pipe part and the second bent pipe part. The bend angle of the first bent pipe part is less than 90°. Also, the refrigeration cycle apparatus is provided with the above-described heat exchanger.

Inventors:
ABASTARI (JP)
Application Number:
JP2016/060624
Publication Date:
October 05, 2017
Filing Date:
March 31, 2016
Export Citation:
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Assignee:
MITSUBISHI ELECTRIC CORP (JP)
International Classes:
F25B39/00; F28D1/047; F28F1/32; F25B39/04
Foreign References:
JPS62108971A1987-05-20
JP2006336936A2006-12-14
JP2014102052A2014-06-05
JPS62172957U1987-11-02
JPH07159063A1995-06-20
Attorney, Agent or Firm:
KISA PATENT & TRADEMARK FIRM (?1050001, JP)
Patent business corporation きさ patent trademark office (?1050001, JP)
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