According to the present invention, disclosed is an electric steering device. The electric steering device of the present invention includes: a housing in which a motor unit is installed; a worm wheel installed inside the housing; a worm shaft connected to the motor unit and installed to be engaged with the worm wheel; a shaft bearing unit coupled to the worm shaft; and a preload member which is installed in the housing, and having an empty inner portion to bring the worm shaft to be in contact with the worm wheel as the shaft bearing unit is pressed by elastic deformation.

    전동식 조향장치에 대한 발명이 개시된다. 본 발명의 전동식 조향장치는: 모터부가 설치되는 하우징; 하우징의 내부에 설치되는 웜휠; 모터부에 연결되고, 웜휠에 맞물리게 설치되는 웜샤프트; 웜샤프트에 결합되는 샤프트 베어링부; 및 하우징에 설치되고, 탄성 변형됨에 의해 샤프트 베어링부를 가압함에 따라 웜샤프트를 웜휠에 밀착시키도록 내부가 비어 있는 형태를 갖는 예압부재를 포함하는 것을 특징으로 한다.


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    Title :

    ELECRIC POWER STEERING APPARATUS


    Additional title:

    전동식 조향장치


    Contributors:

    Publication date :

    2020-05-07


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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