FUEL CELL STACK STRUCTURE

PROBLEM TO BE SOLVED: To provide a fuel cell stack structure capable of sufficiently securing airtightness of fluid used for a fuel cell stack, having structural safety and electrical safety. SOLUTION: The fuel cell stack structure is composed of unit modules constituted of fuel battery cells composed of a membrane-electrode assembly and a separation plate, current collection plates arranged at both sides of the fuel battery cells arranged in one row, insulation plates having a shape same with the shape of the current collection plate, arranged at outside of the current collection plates, end plates arranged at outside of the insulation plates having a plurality of reinforcing ribs on its outer side face, and a plurality of fixing bands jointing, fixing, and supporting the two end plates; a common distributor formed so as to supply air and cooling water; and bus-bars electrically jointing the plurality of unit modules. COPYRIGHT: (C)2007,JPO&INPIT