Embodiments of the present invention relate to an electric power assistance steering device. According to the embodiments of the present invention, the electric power assistance steering device comprises: a ball screw; a ball nut coupled to the ball screw by a means of a ball to be slid in an axial direction and having nut gear teeth formed on an outer circumferential surface thereof; a sector shaft having shaft gear teeth teeth-engaged with the nut gear teeth and rotated and operating a link to steer a vehicle wheel during sliding of the ball nut; a first power transmission member coupled to an upper end of the ball screw to rotate the ball screw; and a second power transmission member coupled to a lower end of the ball screw to rotate the ball screw.

    본 실시예들은 전동식 동력 보조 조향장치에 관한 것으로, 본 실시예들에 의하면, 볼스크류, 볼을 매개로 볼스크류와 결합되어 축방향으로 슬라이딩되며 외주면에는 너트기어치가 형성되어 있는 볼너트, 너트기어치와 치물림되는 샤프트기어치가 구비되어 볼너트의 슬라이딩시 회전하면서 링크를 작동시켜 차륜을 조향하는 섹터샤프트, 볼스크류의 상단과 결합되어 볼스크류를 회전시키는 제1동력전달부재, 볼스크류의 하단과 결합되어 볼스크류를 회전시키는 제2동력전달부재를 포함하는 전동식 동력 보조 조향장치가 제공될 수 있다.


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    Titel :

    Electric Power Steering Apparatus for Vehicle


    Weitere Titelangaben:

    전동식 동력 보조 조향장치


    Beteiligte:
    KO KYUNG MIN (Autor:in) / AHN SANG HEE (Autor:in)

    Erscheinungsdatum :

    2023-02-14


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Koreanisch


    Klassifikation :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / F16H Getriebe , GEARING



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