본 발명에 따른 자동차용 충돌 에너지 흡수 부품(1)은, 천판부(7a)와 종벽부(7b)를 갖는 해트 단면 부재를 이용하여 형성된 통 형상 부재(3)와, 천판부(7a)와 종벽부(7b)의 외면에 있어서의 천판부(7a)와 종벽부(7b)를 연결하는 코너부(7c)를 포함하는 부분에, 천판부(7a) 외면 및 종벽부(7b) 외면 및 코너부(7c) 외면과 0.2㎜ 이상 3㎜ 이하의 간극(11)을 두고 설치되고, 통 형상 부재(3)보다 강도가 낮은 재질로 이루어지는 도막 형성 부재(5)와, 간극(11)에 형성된 전착 도료에 의한 도막(13)을 갖는다.

    An automotive crashworthiness energy absorption part 1 according to the present invention includes: a tubular member 3 formed by using a hat-shaped section part including a top portion 7a and a side-wall portion 7b; a coating part 5 made of a material having a lower strength than the tubular member 3, the coating part 5 being arranged on outer surfaces of the top portion 7a and the side-wall portion 7b at a portion including a corner portion 7c that connects the top portion 7a and the side-wall portion 7b, with a gap 11 of 0.2 mm or more and 3 mm or less from the outer surface of the top portion 7a, the outer surface of the side-wall portion 7b, and an outer surface of the corner portion 7c; and a coating film 13 of an electrodeposition paint formed in the gap 11.


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    Title :

    AUTOMOTIVE CRASHWORTHINESS ENERGY ABSORPTION PART AND METHOD FOR MANUFACTURING AUTOMOTIVE CRASHWORTHINESS ENERGY ABSORPTION PART


    Additional title:

    자동차용 충돌 에너지 흡수 부품, 당해 자동차용 충돌 에너지 흡수 부품의 제조 방법


    Publication date :

    2025-05-02


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR




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    HIGAI KAZUHIKO / SHIOZAKI TSUYOSHI / TAMAI YOSHIKIYO et al. | European Patent Office | 2022

    Free access