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:
Jan. 08, 2019

Filed:

May. 16, 2016
Applicant:

Noritz Corporation, Hyogo, JP;

Inventors:

Hideyuki Fujisawa, Hyogo, JP;

Kazuyuki Goto, Hyogo, JP;

Joji Endo, Hyogo, JP;

Assignee:

NORITZ CORPORATION, Hyogo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F28F 9/00 (2006.01); F28F 9/02 (2006.01); F28D 7/02 (2006.01); F28D 7/08 (2006.01); F28D 21/00 (2006.01);
U.S. Cl.
CPC ...
F28F 9/001 (2013.01); F28D 7/024 (2013.01); F28D 7/082 (2013.01); F28F 9/0202 (2013.01); F28F 9/0219 (2013.01); F28F 9/0224 (2013.01); F28D 2021/0024 (2013.01); F28F 2250/06 (2013.01);
Abstract

A heat exchanger has a case housing a plurality of heat transfer tubes, a pair of header portions for water inflow and for water outflow, the pair of header portions connecting with both ends of the plurality of heat transfer tubes, and a pair of wall portions for headers respectively constituted with an auxiliary member formed separately from a side plate member of the case, the wall portions for headers constituting the pair of header portions by being assembled with the side plate member. The pair of wall portions for headers are configured to be integrally connected with each other. Thereby, production of the pair of header portions are facilitated and the production cost of the heat exchanger is reduced.


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