A long formed article made of one steel sheet includes a top sheet portion extending in a longitudinal direction, a standing wall portion extending downward from each of both edges of the top sheet portion in a width direction, and a protrusion portion formed in a portion of the top sheet portion in the longitudinal direction by overlapping a portion extending toward an outside from each of both ends of the top sheet portion in the width direction and a portion extending toward the outside from an upper end of the standing wall portion, in a non-protrusion region, a recessed part extending in the longitudinal direction is formed in the top sheet portion, and a total value α of inner surface peripheral lengths of the top sheet portion and the standing wall portion in a cross section of the formed article perpendicular to the longitudinal direction in a protrusion region and a total value β of inner surface peripheral lengths of the top sheet portion, the standing wall portion, and the recessed part in the cross section of the formed article perpendicular to the longitudinal direction in the non-protrusion region satisfy 1.01 ≤ β/α ≤ 1.50.


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    Title :

    MOLDED PRODUCT, STRUCTURAL MEMBER USING SAME, AND MOLDED PRODUCT MANUFACTURING METHOD


    Additional title:

    GEFORMTES PRODUKT, STRUKTURELLES ELEMENT, DAS DASSELBE VERWENDET, UND HERSTELLUNGSVERFAHREN DES GEFORMTEN PRODUKTS
    PRODUIT MOULÉ, ÉLÉMENT STRUCTURAL L'UTILISANT, ET PROCÉDÉ DE FABRICATION DE PRODUIT MOULÉ


    Contributors:

    Publication date :

    2025-03-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B21D WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL , Bearbeiten oder Verarbeiten von Blechen, Metallrohren, -stangen oder -profilen ohne wesentliches Abtragen des Werkstoffs / B62D MOTOR VEHICLES , Motorfahrzeuge



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