Patent ID: 8343683
Filing Date: 2013-01-01
Classification: H01M,Y02E

Abstract:
1. A fuel cell stack comprising: a plurality of fuel cells each formed by stacking separators and an electrolyte membrane-electrode assembly including an electrolyte membrane provided with a pair of electrodes on the opposite sides of the electrolyte membrane, wherein a stacked body formed by stacking the plurality of fuel cells is provided with a pair of end plates at the opposite ends of the stacked body in a stacking direction, wherein the pair of end plates are integrally fixed by fastening members with the distance between the end plates maintained, wherein a load measurement mechanism including a plurality of load sensors integrally connected to a connector member is provided between one of the end plates and the stacked body, wherein the one of the end plates is provided with a pressure mechanism which presses the load measurement mechanism toward the stacked body to thereby apply a tightening load to the stacked body via the plurality of load sensors, and wherein the pressure mechanism comprises a plurality of load adjustment bolts which are screwed into respective threaded screw holes provided in the one of the end plates.