The present invention is a composite material which is arranged to be extended in a vehicle width direction on a floor of a vehicle and is made of unidirectional carbon fiber or carbon fabric fiber. Disclosed is a lower cross member of a vehicle, which comprises: a core member having a cross-sectional shape having at least one closed curve; a lower layer extended in a direction in which the core member is extended, disposed between the core member and the vehicle floor, and formed of a non-conductive material to prevent transitional corrosion of the vehicle floor; and an upper layer extended in a direction in which the core member is extended, disposed on an upper surface of the core member, and formed of the composite material having woven reinforcing fiber.

    본 발명은 차량의 플로어에 차폭 방향으로 연장되도록 배치되고, 일방향 탄소섬유 또는 탄소직물섬유로 이루어진 복합재로서, 단면 형상이 적어도 하나 이상의 폐곡선을 포함하여 형성된 코어멤버;와 상기 코어멤버가 연장된 방향을 따라 연장되고, 상기 코어멤버와 차량 플로어의 사이에 배치되며, 비전도성 재질로 성형되어 차량 플로어의 전이부식을 방지하는 하부레이어; 및 상기 코어멤버가 연장된 방향을 따라 연장되고, 상기 코어멤버의 상면에 배치되며, 직조된 강화섬유를 포함한 복합재로 형성된 상부레이어;를 포함하는 차량의 하부 크로스멤버가 소개된다.


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    Titel :

    Lower cross member of vehicle


    Weitere Titelangaben:

    차량의 하부 크로스멤버


    Beteiligte:
    KIM HYUN SIK (Autor:in) / PARK SANG YOON (Autor:in) / HONG DEOK HWA (Autor:in) / CHUNG HEE SEOUK (Autor:in) / LEE BYEONG CHEON (Autor:in) / YU YEUN HO (Autor:in) / KIM YOUNG GYU (Autor:in) / HAN JEONG WAN (Autor:in) / DO HYEON SEOK (Autor:in) / SHIN HYUN KYU (Autor:in)

    Erscheinungsdatum :

    25.06.2021


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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