Provided is a power supply device that is configured to dispose each of battery cells at an ideal position while stacking the battery cells to form a battery stack, the power supply device including: battery cells (1) each having an outer covering can in a prismatic shape and having a constant cell thickness; end plates paired for covering both side end surfaces of the battery stack in which battery cells (1) are stacked; and bind bars (15) that are disposed on opposite side surfaces of the battery stack and coupled to the end plates. Bind bar (15) includes pressing piece (151) for pressing an upper surface of each of battery cells (1) adjacent to each other. The power supply device further includes elastomer molding (18) disposed between pressing piece (151) and an upper surface of battery cell (1), and pressing piece (151) elastically presses the upper surface of battery cell (1) with elastomer molding (18).


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    Title :

    POWER SUPPLY DEVICE, AND ELECTRIC VEHICLE AND ELECTRICAL STORAGE DEVICE EACH EQUIPPED WITH SAME


    Additional title:

    STROMVERSORGUNGSVORRICHTUNG SOWIE ELEKTROFAHRZEUG, UND STROMSPEICHERVORRICHTUNG, DIE DAMIT AUSGESTATTET SIND
    DISPOSITIF D'ALIMENTATION ÉLECTRIQUE, ET VÉHICULE ÉLECTRIQUE ET DISPOSITIF DE STOCKAGE ÉLECTRIQUE CHACUN ÉQUIPÉ DE CELUI-CI


    Contributors:

    Publication date :

    2023-07-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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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