To provide an electric steering column device which can achieve improvement of support rigidity of an inner shaft and improvement of operability of the inner shaft.SOLUTION: An electric steering column device 1 includes a pressing mechanism 30 for inhibiting backlash between an outer jacket 13 and an inner jacket 14. The pressing mechanism 30 has: a first pressing part 31 which is disposed at the outer jacket 13 and presses a lower surface of the inner jacket 14 upward; and a second pressing part 32 which is disposed at a front end side of the outer jacket 13 as seen in an axial direction and presses an upper surface of the inner jacket 14 downward. A cylindrical member 21 which houses a telescopic nut 23 is disposed between the first pressing part 31 and the second pressing part 32 in the axial direction, is arranged so as to face the second pressing part 32 with respect to a vertical direction, and is fixed to the lower surface of the inner jacket 14.SELECTED DRAWING: Figure 4

    【課題】インナシャフトの支持剛性の向上を図ると共に、インナシャフトの作動性の向上を図ることができる電動ステアリングコラム装置を提供する。【解決手段】電動ステアリングコラム装置1は、アウタジャケット13とインナジャケット14との間のガタツキを抑制するための押圧機構30を備える。押圧機構30は、アウタジャケット13に配設され、インナジャケット14の下面を上方に押圧する第一押圧部31と、アウタジャケット13における軸方向前端側に配設され、インナジャケット14の上面を下方に押圧する第二押圧部32とを有する。テレスコナット23を収容する筒状部材21は、軸方向において第一押圧部31と第二押圧部32との間に配設されると共に、第二押圧部32と上下方向に関して対向するように配設されて、インナジャケット14の下面に固定される。【選択図】図4


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    Title :

    ELECTRIC STEERING COLUMN DEVICE


    Additional title:

    電動ステアリングコラム装置


    Contributors:

    Publication date :

    2019-03-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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