A coil spring according to one embodiment is formed of a steel strand wound in a spiral shape, and has a seating portion and an active portion, a surface of the steel strand in the seating portion having a softer area than a surface of the steel strand in the active portion.

    根据一个实施例的螺旋弹簧由缠绕呈螺旋状的钢绞线形成,并具有座绕部分和有效部分,所述座绕部分中的所述钢绞线的表面具有比所述有效部分中的所述钢绞线的表面更软的区域。


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    Title :

    Coil spring, suspension device, and coil spring manufacturing method


    Additional title:

    螺旋弹簧、悬挂装置和螺旋弹簧制造方法


    Contributors:

    Publication date :

    2024-03-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    F16F SPRINGS , Federn / B21F Bearbeiten oder Verarbeiten von Draht aus Metall , WORKING OR PROCESSING OF METAL WIRE / B60G VEHICLE SUSPENSION ARRANGEMENTS , Radaufhängungen und Federungen für Fahrzeuge / C21D Veränderung der physikalischen Struktur von Eisenmetallen , MODIFYING THE PHYSICAL STRUCTURE OF FERROUS METALS



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