The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Jun. 15, 2021

Filed:

Feb. 28, 2019
Applicant:

Hitachi-johnson Conrols Air Conditioning, Inc., Tokyo, JP;

Inventors:

Takumi Hirata, Tokyo, JP;

Mamoru Houfuku, Tokyo, JP;

Ryoichi Takafuji, Tokyo, JP;

Kosuke Kumamoto, Tokyo, JP;

Naoki Yamamoto, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F28F 1/12 (2006.01); F28D 7/00 (2006.01); F25B 13/00 (2006.01); B23P 15/26 (2006.01);
U.S. Cl.
CPC ...
F28F 1/126 (2013.01); B23P 15/26 (2013.01); F25B 13/00 (2013.01); F28D 7/0066 (2013.01);
Abstract

Provided is a heat exchanger which includes: multiple heat transfer pipes in which refrigerant flows; and a corrugated fin joined to the heat transfer pipes; and multiple plate-shaped fins. The plate-shaped fins are joined to at least one of each heat transfer pipe or the corrugated fin, and are arranged on a windward side in an air blowing direction with respect to the corrugated fin such that a plate width direction of each plate-shaped fin is substantially coincident with a plate width direction of the corrugated fin.


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