| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide the seal structure of a fuel cell capable of preventing drop in power generation efficiency. <P>SOLUTION: The seal structure of the fuel cell includes a separator 12 formed on the outside of a reaction passage region for supplying reaction gas to a membrane electrode assembly and having a seal groove 123a including a seal groove bottom part 123a-1 and a seal groove inclined wall part 123a-2; and a seal 14 including a main seal part 141 coming in contact with the seal groove bottom part 123a-1 and preventing leak of reaction gas to the outside and a sub-seal part 142 coming in contact with the seal groove inclined wall part 123a-2 and being made to bring up closer to the main seal part by the seal groove inclined wall part 123a-2. <P>COPYRIGHT: (C)2009,JPO&INPIT |
