A hat member 1 includes a top-plate portion 13, first ridges 113, and two side walls 11. The two side walls have a middle hardness Dc of 300 HV or higher. Each of the two side walls 11 includes a softened portion L and a strength-transition portion T adjacent to the softened portion L. The softened portion L has a hardness Dn lower than the middle hardness Dc by at least 8 % (Dc-Dn≥0.08Dc). The strength-transition portion T extends 0.5 mm or longer from the softened portion L toward the first end of the side wall. The strength-transition portion T has a hardness Dt that transitionally changes within the range of 8 % to 1 % lower than the middle hardness Dc (0.92Dc≤Dt≤0.99Dc). The hat member 1 further includes two second ridges 114 and two flanges 14.


    Zugriff

    Download


    Exportieren, teilen und zitieren



    Titel :

    HAT MEMBER AND MANUFACTURING METHOD THEREFOR


    Weitere Titelangaben:

    HUTELEMENT UND HERSTELLUNGSVERFAHREN DAFÜR
    ÉLÉMENT DE CHAPEAU ET PROCÉDÉ DE FABRICATION ASSOCIÉ


    Beteiligte:
    KUBO MASAHIRO (Autor:in) / NAKAZAWA YOSHIAKI (Autor:in) / NOMURA NARUHIKO (Autor:in) / SUZUKI TOSHIYA (Autor:in)

    Erscheinungsdatum :

    2020-02-05


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / 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 / C21D Veränderung der physikalischen Struktur von Eisenmetallen , MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS



    ARM MEMBER AND MANUFACTURING METHOD THEREFOR

    HASE TAKAAKI / KOJIMA KATSUHIKO | Europäisches Patentamt | 2019

    Freier Zugriff

    OPTICAL MEMBER AND MANUFACTURING METHOD THEREFOR

    TOTSUKA HIDEKAZU / MIZUMACHI YASUSHI / HASEGAWA KENTO et al. | Europäisches Patentamt | 2020

    Freier Zugriff

    HAT MEMBER AND MANUFACTURING METHOD THEREFOR

    KUBO MASAHIRO / NAKAZAWA YOSHIAKI / NOMURA NARUHIKO et al. | Europäisches Patentamt | 2018

    Freier Zugriff

    STEEL PLATE MEMBER AND MANUFACTURING METHOD THEREFOR

    IHARA TOMOAKI | Europäisches Patentamt | 2020

    Freier Zugriff

    HOLLOW SPRING MEMBER AND MANUFACTURING METHOD THEREFOR

    TANGE AKIRA / SUGAWARA MASATO / WAKABAYASHI YUTAKA | Europäisches Patentamt | 2021

    Freier Zugriff