A method of manufacturing a door channel is provided. The door channel is provided in a space defined between an inner panel and an outer panel of a vehicle door and has an outside wall and a connection wall connected to the outside wall. The method includes: (a) disposing the door channel in a die; and (b) forming a cut portion in a comer portion of the door channel by punching the comer portion by a punch. The cut portion includes: a first cut portion formed in a comer portion of the outside wall; and a second cut portion formed in a corner portion of the connection wall and communicating with the first cut portion. By the first cut portion, a first cut surface and a second cut surface facing each other are formed on the outside wall. In the step (b), the first cut portion and the second cut portion are formed by a single punching.


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    Title :

    Method of manufacturing door channel


    Contributors:
    KIMURA JUN (author) / MAKITA JUN (author)

    Publication date :

    2019-03-05


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60J WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILAR DEVICES FOR VEHICLES , Fenster, Windschutzscheiben und bewegbare Dächer, Türen oder Ähnliches für Fahrzeuge / 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



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