Patent ID: 9425468
Filing Date: 2016-08-23
CPC Classification: H01M,Y02E

Claim Text:
1. A cell structure of a fuel cell, comprising: a membrane electrode assembly in which an electrolyte membrane is sandwiched between a pair of electrode layers; a frame disposed around an outer periphery of the membrane electrode assembly; a separator; a gas-permeable metal porous body disposed on a surface of each of the electrode layers; a gas channel having a boundary determined by the separator and the gas-permeable metal porous body; and a seal member disposed at an outer side of the gas channel, wherein the gas-permeable metal porous body includes an extension at an outer rim that extends outward beyond the electrode layers, the frame includes an embedding portion where at least a part of the extension of the gas-permeable metal porous body is embedded, and the cell structure further comprises a holding means for holding the extension of the gas-permeable metal porous body between the separator and the embedding portion.