A collision energy absorbing member (1) for an automobile according to the present invention is provided with: a cylindrical member (3) formed using a cap-shaped cross-sectional member having a top plate section (7a) and a vertical wall section (7b); a coating film forming member (5) which forms a coating film on a portion including a corner portion (7c) connecting the top plate portion (7a) and the vertical wall portion (7b) among the inner surfaces of the top plate portion (7a) and the vertical wall portion (7b), the coating film being disposed so as to be spaced apart from the inner surface of the top plate portion (7a), the inner surface of the vertical wall portion (7b), and the inner surface of the corner portion (7c) by a gap (11) of 0.2-3 mm, and which is made of a material having a lower strength than the cylindrical member (3); and a coating film (13) formed in the gap (11) and formed from an electrodeposition coating material.

    本发明所涉及的汽车用碰撞能量吸收部件(1)具有:筒状构件(3),使用具有顶板部(7a)和纵壁部(7b)的帽形截面构件而形成;涂膜形成构件(5),在顶板部(7a)和纵壁部(7b)的内表面中的包含将顶板部(7a)与纵壁部(7b)连结的角部(7c)的部分,形成与顶板部(7a)内表面、纵壁部(7b)内表面及角部(7c)内表面隔开0.2mm以上且3mm以下的间隙(11)而配设的涂膜,并由与筒状构件(3)相比强度较低的材质构成;及涂膜(13),形成于间隙(11)并由电沉积涂料形成。


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    Titel :

    Collision energy absorbing member for vehicle, and method for manufacturing collision energy absorbing member for vehicle


    Weitere Titelangaben:

    汽车用碰撞能量吸收部件、该汽车用碰撞能量吸收部件的制造方法


    Beteiligte:

    Erscheinungsdatum :

    2022-03-04


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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