A power supply device includes: a plurality of secondary battery cells; a pair of end plates disposed on end surfaces of a battery stack obtained by connecting the plurality of secondary battery cells to sandwich the battery stack; and a fastening member for fixing the end plates to each other. The end plate includes a first band body protruding from a main surface of the end plate on an upper end side of the end plate and second a band body protruding from the main surface of the end plate in a middle of the end plate. A space is formed in the second band body between the second band body and the main surface of the end plate.
POWER SUPPLY DEVICE AND VEHICLE PROVIDED WITH POWER SUPPLY DEVICE
2021-12-02
Patent
Electronic Resource
English
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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