A burring processing method including increasing a diameter of a prepared hole provided in a metal component and bending a part of the metal component to form a burring processed portion (110) including an upright portion (120) and a curved portion (130), wherein in a cross-section that passes through an axis (cb) of the burring processed portion (110) and is parallel to the axis (cb) of the burring processed portion (110), a cross-sectional shape of the curved portion (130) on an inner surface of the curved portion consists of a curve, and a length of the curved portion (130) in a direction perpendicular to the axis (cb) of the burring processed portion (110) is at least 1.2 times a height of the curved portion in a direction parallel to the axis (cb) of the burring processed portion (110).


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    Titel :

    METHOD FOR MANUFACTURING BURRING PROCESSED ARTICLE AND BURRING PROCESSED ARTICLE


    Weitere Titelangaben:

    VERFAHREN ZUR HERSTELLUNG EINES ENTGRATVERARBEITUNGSARTIKELS UND ENTGRATVERARBEITUNGSARTIKEL
    PROCÉDÉ DE TRAITEMENT D'ÉBAVURAGE ET ARTICLE TRAITÉ PAR ÉBAVURAGE


    Beteiligte:
    OTSUKA KENICHIRO (Autor:in) / AZUMA MASAFUMI (Autor:in) / ITO YASUHIRO (Autor:in) / YONEBAYASHI TORU (Autor:in)

    Erscheinungsdatum :

    25.06.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    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 / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge




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