Patent ID: 9496578
Filing Date: 2016-11-15
CPC Classification: H01M,Y02E

Claim Text:
1. A gas diffusion layer with an integrated seal for use with a fuel cell, comprising: a first gas diffusion layer having an integrated seal structure molded to said first gas diffusion layer; said first seal structure having a sealing bead surrounding said first gas diffusion layer only on a first side of said first seal structure, a second side of said first seal structure opposite said sealing bead defining an engagement surface free from a sealing bead; and said first seal structure including a first integrated manifold section defining at least one manifold opening extending there through only at one lateral end of said first gas diffusion layer, the integrated manifold having a sealing bead disposed on said first side of said first seal structure surrounding said at least one manifold opening and a sealing bead disposed on said second side of said first seal structure surrounding said at least one manifold opening.