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.:
Date of Patent:
Oct. 23, 2007
Filed:
Oct. 08, 2004
Daniel J Lisi, Eastpointe, MI (US);
Richard H Blunk, Macomb, MI (US);
Mahmoud M Abd Elhamid, Warren, MI (US);
Youssef M Mikhail, Sterling Heights, MI (US);
Daniel J Lisi, Eastpointe, MI (US);
Richard H Blunk, Macomb, MI (US);
Mahmoud M Abd Elhamid, Warren, MI (US);
Youssef M Mikhail, Sterling Heights, MI (US);
General Motors Corporation, Detroit, MI (US);
Abstract
A composite separator plate for use in a fuel cell stack and method of manufacture is provided. The composite separator plate includes a plurality of elongated support members oriented generally parallel to each other and a polymeric body portion formed around the support members. The body portion includes a first surface with a plurality of flow channels and a second surface opposite the first surface. A plurality of electrically conductive fibers are disposed within the polymeric body portion, each fiber extending continuously from the first surface of the polymeric body portion to the second surface of the polymeric body portion in a through plane configuration.