An inner tube for a telescopic steering column (8) is provided, with a first end sector (2) for assembling a bearing (9), having a substantially circular cross-section obtained by reducing and drawing, a second end sector (3) and an intermediate sector (4) having a regular polygonal section, provided with longitudinal planar external guiding faces (5), wherein the first end sector (2) comprises a plurality of external flanges (6) emerging longitudinally from its external surface (2a) in axial alignment with at least some of the external guiding faces (5), and a plurality of longitudinal internal recesses (7) penetrating its inner surface (2b), each internal recess (7) extending under one of the external flanges (6); each external flange (6) comprises an essentially planar external surface which is at least partially flush with the external guiding face (5) with which it is aligned.


    Access

    Download


    Export, share and cite



    Title :

    Inner tube for a telescopic steering column for an automotive vehicle, method for forming a first end sector in such inner tube and reducing and drawing device for forming the end


    Contributors:

    Publication date :

    2016-07-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / B21C MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES, PROFILES OR LIKE SEMI-MANUFACTURED PRODUCTS OTHERWISE THAN BY ROLLING , Herstellen von Blechen, Metalldraht, -stangen, -rohren Metallprofilen oder Halbzeugen auf andere Weise als durch Walzen




    Inner tube

    JETTEN ADOLF ANDREAS | European Patent Office | 2019

    Free access

    Inner tube

    WILLIAMS CAITLYN | European Patent Office | 2024

    Free access

    INNER TUBE

    WILLIAMS CAITLYN | European Patent Office | 2023

    Free access

    Inner-tube-free tire with inflatable inner tube inside

    CHEN YONGXING | European Patent Office | 2015

    Free access