Fuel cell and its fabrication method

H - Electricity – 01 – M

Patent

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Details

H01M 8/02 (2006.01) H01M 8/12 (2006.01)

Patent

CA 2621425

A method for fabricating a fuel cell (100) includes: a first step for forming at least one concave portion (23) on one side of a reinforcing frame (2) by half etching process; a second step for attaching a hydrogen separation film (3) onto one side of the reinforcing frame (2) by the clad method; and a third step for half-etching from a region corresponding to the concave portion (23) on the other side of the reinforcing frame (2) to the concave portion (23).

Procédé de fabrication d~une pile à combustible (100) comprenant : une première étape consistant à former au moins une portion concave (23) sur un côté d'une structure de renfort (2) par un processus d~écaillage partiel ; une deuxième étape consistant à coller une pellicule de séparation de l~hydrogène (3) sur un côté de la structure de renfort (2) par le procédé de placage ; et une troisième étape consistant à écailler partiellement une zone correspondant à la portion concave (23) de l~autre côté de la structure de renfort (2) par rapport à la portion concave (23).

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