US 12,431,522 B2
Fuel cell system
Hideharu Naito, Wako (JP); and Hideo Aizawa, Wako (JP)
Assigned to Honda Motor Co., Ltd., Tokyo (JP)
Filed by HONDA MOTOR CO., LTD., Tokyo (JP)
Filed on Feb. 27, 2022, as Appl. No. 17/681,809.
Claims priority of application No. 2021-051239 (JP), filed on Mar. 25, 2021.
Prior Publication US 2022/0311039 A1, Sep. 29, 2022
Int. Cl. H01M 8/2475 (2016.01); H01M 8/0247 (2016.01); H01M 8/0258 (2016.01); H01M 8/04537 (2016.01)
CPC H01M 8/2475 (2013.01) [H01M 8/0247 (2013.01); H01M 8/0258 (2013.01); H01M 8/04559 (2013.01); H01M 2250/20 (2013.01)] 6 Claims
OG exemplary drawing
 
5. A fuel cell system comprising a fuel cell stack in which a plurality of individual unit cells are stacked, and a stack case configured to accommodate the fuel cell stack in an interior thereof, wherein:
an opening is formed in an end part of the stack case, and the unit cells are provided with, at portions facing toward the opening, a plurality of individual cell voltage detection terminals electrically connected to electrodes of the plurality of individual unit cells;
the stack case comprises a plate-shaped closing member configured to close the opening;
the plate-shaped closing member includes a plurality of individual mounting holes and a plurality of individual filter bodies individually retained in the plurality of individual mounting holes;
an electrical equipment storage case configured to contain an electrical equipment is provided at an end of the stack case in which the opening is formed;
the electrical equipment storage case is fixed to the stack case in a manner that the plate-shaped closing member is interposed between the stack case and the electrical equipment storage case,
the electrical equipment storage case is formed with a plurality of individual ribs projecting out toward the plate-shaped closing member on an end surface facing toward the plate-shaped closing member;
pin-shaped connecting members connect the plate-shaped closing member to the stack case; and
ends of the pin-shaped connecting members projecting out from the plate-shaped closing member toward the electrical equipment storage case are inserted into internal spaces surrounded by the plurality of individual ribs.