| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a polymer electrolyte fuel cell capable of preventing breakage of an electrolyte membrane caused by dimensional change. <P>SOLUTION: This polymer electrolyte fuel cell 100 is provided with a structural body 10 equipped with: the electrolyte membrane 1; a catalyst layer 2a arranged on one side of the electrolyte membrane 1 and a catalyst layer 3a arranged on the other side thereof; and a first outer edge member 7 arranged on the one side of the electrolyte membrane 1 and a second outer edge member 8 arranged on the other side thereof; and is structured such that at least a part of the outer edge surface of the electrolyte membrane 1 is sandwiched through the first outer edge member 7 and the second outer edge member 8; the outer edge side surface of the electrolyte membrane 1 is not fixed by the first outer edge member 7 and the second outer edge member 8; at least the surfaces on the electrolyte membrane 1 side of the first outer edge member 7 and the second outer edge member 8 are formed of an easily slidable material having an easily slidable property with respect to the electrolyte membrane 1. <P>COPYRIGHT: (C)2008,JPO&INPIT |
