Patent ID: 6180274
Filing Date: 2001-01-30
Classification: H01M,Y02E,Y02P

Abstract:
A cell unit for use in fuel cells which is characterized in that the cell unit comprises:an anode side plate having a pair of first and second stepped portions substantially parallel to each other and projecting from one surface of a generally rectangular base plate, the stepped portions and the base plate surface defining a recessed portion, the base plate surface of the recessed portion being recessed to provide an anode side chamber,a cell including an electrode portion having an anode formed on one surface of an electrolyte in the form of a plate or film and a cathode formed on the other surface of the electrolyte, the cell being accommodated in the recessed portion of the anode side plate with the anode facing the anode side chamber of the anode side plate, anda cathode side plate having a cathode side chamber formed in one surface of a generally rectangular base plate, the cathode side plate being accommodated in the recessed portion of the anode side plate with the cathode side chamber facing the cathode of the cell,the stepped portions of the anode side plate having respective top faces substantially flush with the other surface of the cathode side plate, with the cell and the cathode side plate accommodated in the recessed portion of the anode side plate.