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:
Jan. 26, 2010
Filed:
Dec. 20, 2005
Matthew M. Fay, Rochester, NY (US);
Bhaskar Sompalli, Rochester, NY (US);
Susan G. Yan, Fairport, NY (US);
Hubert A. Gasteiger, Rochester, NY (US);
Matthew J. Beutel, Webster, NY (US);
Matthew M. Fay, Rochester, NY (US);
Bhaskar Sompalli, Rochester, NY (US);
Susan G. Yan, Fairport, NY (US);
Hubert A. Gasteiger, Rochester, NY (US);
Matthew J. Beutel, Webster, NY (US);
GM Global Technology Operations, Inc., Detroit, MI (US);
Abstract
A method of manufacturing a fuel cell membrane electrode assembly comprising forming and compressing a stack having a plurality of layers in a desired orientation. The layers comprise a membrane, a cathode, an anode, and at least one edge protection layer. The method includes providing at least one mechanical reinforcing layer adjacent the anode or cathode layer, and allowing the electrodes to relax under high heat to remove stress prior to lamination.