Manufacture of unitized electrode assembly for PEM fuel cells

Details Manufacture of unitized electrode assembly for PEM fuel cells Manufacture of unitized electrode assembly for PEM fuel cells

2004-10-07

2009-08-04

Ryan, Patrick (Department: 1795)

Metal working

Method of mechanical manufacture

Electrical device making

C427S115000

Reexamination Certificate

active

07569082

ABSTRACT:
A process for fabricating a unitized electrode assembly for a polyelectrolyte membrane is disclosed. The process includes providing a gas diffusion medium and a membrane electrode assembly, printing an adhesive on the gas diffusion medium, locating the gas diffusion medium relative to the membrane electrode assembly and pressing the gas diffusion medium and the adhesive against the membrane electrode assembly.

REFERENCES:
patent: 5857883 (1999-01-01), Knickerbocker et al.
patent: 6696382 (2004-02-01), Zelenay et al.
patent: 2003/0082430 (2003-05-01), Suzuki
patent: 2003/0224233 (2003-12-01), Kohler et al.
patent: 2005/0181267 (2005-08-01), Mitsuta et al.
patent: 2006/0022081 (2006-02-01), Puffer, Jr.
patent: 2002343377 (2002-11-01), None
patent: 2004040681 (2004-05-01), None
Official English translation of JP 2002-343377.

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