Patent ID: 8221927

Claim:
A fuel cell system comprising: a fuel cell body; a first portion and a second portion which cooperate with each other to jointly form a passage for hydrogen exhausted from the fuel cell body; a hydrogen exhaust valve disposed in the passage between the first portion and the second portion; and a spring member interposed between the hydrogen exhaust valve and one of the first portion and the second portion to urge the hydrogen exhaust valve directly against the other one of the first portion and the second portion, wherein the first portion and the second portion are directly fixed to each other and are both continuously supplied with heat from the fuel cell body following start up of the fuel cell body, and the first portion includes at least one of a gas-liquid separation unit supplied with heat from inflowing exhaust gas from the fuel cell body and an end plate provided in a stack configured by the fuel cell body and supplied with heat liberated by the stack.