Patent ID: 6713203
Filing Date: 2004-03-30
Classification: H01M,Y02E

Abstract:
A fuel cell comprising: a fuel cell stack including a plurality of generator cells stacked and electrically connected in series, each of said generator cells comprising an electrolyte electrode assembly having an anode electrode for being supplied with a fuel gas, a cathode electrode for being supplied with an oxidizing agent gas, and an electrolyte interposed between said anode electrode and said cathode electrode, and a pair of separators having a fuel gas supply path for supplying said fuel gas and an oxidizing agent gas supply path for supplying said oxidizing agent gas, and sandwiching said electrolyte electrode assembly; said fuel cell stack having a through hole defined therein in a direction in which said generator cells are stacked, and a tube inserted through said through hole, said tube having a passage for passage of a temperature regulating medium therethrough; said fuel cell stack including at least one of an elastic insulator and an insulating lubricant interposed between said tube and an inner wall of said through hole.