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.

Patent No.:

US 9761894 B1

PDF
Full Text
Expired
Date of Patent:
Sep. 12, 2017

Filed:

Jul. 03, 2014
Applicants:

Daimler Ag, Stuttgart, DE;

Ford Motor Company, Dearborn, MI (US);

Inventor:

Alireza Roshanzamir, Burnaby, CA;

Assignees:

Daimler AG, Stuttgart, DE;

Ford Motor Company, Dearborn, MI (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/04 (2016.01); H01M 8/24 (2016.01); H01M 8/04029 (2016.01); H01M 8/0267 (2016.01); H01M 8/1018 (2016.01); H01M 8/0232 (2016.01); H01M 8/0247 (2016.01);
U.S. Cl.
CPC ...
H01M 8/04029 (2013.01); H01M 8/0267 (2013.01); H01M 8/0232 (2013.01); H01M 8/0247 (2013.01); H01M 2008/1095 (2013.01);
Abstract

Certain fuel cell designs employ bipolar plate assemblies with internal coolant flow fields which comprise a coolant channel region and transition regions adjacent the coolant channel region. The temperature and/or pressure drop, and hence flow, of coolant over the coolant channel region can be non-uniform however, and this can have an adverse effect on cell performance. The coolant flow and temperature distribution can be modified and made more uniform by inserting an appropriate non-uniform porous insert in one or more of the coolant transition regions.


Find Patent Forward Citations

Roshanzamir, Alireza. (2017). Porous inserts for improved coolant distribution in bipolar plate assemblies for fuel cells (U.S. Patent No. 9761894). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9761894

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