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. 16, 2024

Filed:

Oct. 30, 2020
Applicant:

Toyota Motor Engineering & Manufacturing North America, Inc, Plano, TX (US);

Inventors:

Ercan M. Dede, Ann Arbor, MI (US);

Yuqing Zhou, Ann Arbor, MI (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B22F 3/11 (2006.01); B22F 7/00 (2006.01); H01M 8/0228 (2016.01); H01M 8/0232 (2016.01); H01M 8/0258 (2016.01); H01M 8/0267 (2016.01);
U.S. Cl.
CPC ...
B22F 3/1109 (2013.01); B22F 7/004 (2013.01); H01M 8/0228 (2013.01); H01M 8/0232 (2013.01); H01M 8/0258 (2013.01); H01M 8/0267 (2013.01); B22F 2999/00 (2013.01);
Abstract

A fuel cell may include a first fuel cell bipolar plate defining an air layer, a second fuel cell bipolar plate defining a hydrogen layer, and a coolant layer defined by the air layer and the hydrogen layer. A permeable support infill structure, composed of sintered thermally conductive powder particles, is arranged at the cooling layer to prevent flow blockage at the coolant layer, define a thermally conductive path between the air layer and the hydrogen layer, and facilitate coolant flow through the permeable support infill structure.


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