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:
Jul. 07, 2020

Filed:

Mar. 23, 2018
Applicant:

Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;

Inventors:

Yuya Kusano, Susono, JP;

Hideaki Mizuno, Owariasahi, JP;

Assignee:

TOYOTA JIDOSHA KABUSHIKI KAISHA, Tokyo-shi, Aichi-ken, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/24 (2016.01); H01M 8/04 (2016.01); H01M 8/0432 (2016.01); H01M 8/04291 (2016.01); H01M 8/04119 (2016.01); H01M 8/0258 (2016.01); H01M 8/0267 (2016.01); H01M 8/04029 (2016.01); H01M 8/04089 (2016.01); F28D 21/00 (2006.01);
U.S. Cl.
CPC ...
H01M 8/04373 (2013.01); H01M 8/0258 (2013.01); H01M 8/0267 (2013.01); H01M 8/04 (2013.01); H01M 8/04029 (2013.01); H01M 8/04089 (2013.01); H01M 8/04164 (2013.01); H01M 8/04291 (2013.01); H01M 8/24 (2013.01); F28D 2021/0043 (2013.01); F28D 2021/0061 (2013.01); H01M 2250/20 (2013.01);
Abstract

A cathode gas cooling system provided with a heat exchanger having first internal channels into which cathode gas flows and second internal channels to which water discharged from a fuel cell is supplied and cooling cathode gas flowing through the first internal channels by latent heat of vaporization of water flowing through the second internal channels. The first internal channels and second internal channel are are respectively made independent channels inside the heat exchanger so that steam produced inside the second internal channels by heat exchange with cathode gas flowing through the first internal channels does not flow into the first internal channels.


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