A lower housing of a battery pack for an electric vehicle according to exemplary embodiments of the present invention may include a lower case on which the battery pack or a battery module is seated, and a main frame coupled on the lower case. The lower case may be made of a fiber-reinforced composite material, the main frame may be made of a metal material, and the lower case may include a stitching area, which is an area backstitched by a stitching thread, in at least a part of the lower case.

    본 발명의 예시적인 실시예들에 따른 전기자동차용 배터리 팩의 하부 하우징은 배터리 팩 또는 배터리 모듈이 안착되는 하부 케이스, 및 상기 하부 케이스 상에 결합되는 메인 프레임을 포함할 수 있다. 상기 하부 케이스는 섬유강화 복합재로 이루어질 수 있고, 상기 메인 프레임은 금속 재질로 이루어질 수 있으며, 상기 하부 케이스는 적어도 일부에 스티칭 실(Stitching Thread)에 의해 박음질 된 영역인 스티칭 영역을 포함할 수 있다.


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    Title :

    Lower Housing Of Battery Pack For Electric Vehicle


    Additional title:

    전기자동차용 배터리 팩의 하부 하우징


    Contributors:

    Publication date :

    2024-04-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B32B LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM , Schichtkörper, d.h. aus Ebenen oder gewölbten Schichten, z.B. mit zell- oder wabenförmiger Form, aufgebaute Erzeugnisse / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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



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