Provided is an apparatus for steering a rear wheel, which comprises: a tie rod provided in a tag axle to connect left and right wheels; a hydraulic cylinder of which one side is connected to any one of the left wheel and the right wheel, and the other side is connected to the tag axle, wherein a steering unit realizing steering of the left and right wheels and a centering unit realizing centering of the left and right wheels are provided; a working fluid providing unit providing a working fluid to the hydraulic cylinder; a valve provided in a flow path of the working fluid supplied to the hydraulic cylinder from the working fluid providing unit to allow or block movement of the working fluid; and a control unit controlling the valve. Moreover, at one side of the steering unit, a first chamber formed in a piston rod by penetrating through the cylinder and the piston rod and a first flow path to supply the working fluid to the first chamber are formed.

    태그액슬에 구비되어 좌우휠 사이를 연결하는 타이로드; 일측은 상기 좌측휠 또는 우측휠 중 어느 하나에 연결되고 타측은 태그액슬에 연결되며, 좌우휠의 조향을 구현하는 조향부와 좌우휠의 센터링을 구현하는 센터링부를 포함하는 유압실린더; 상기 유압실린더에 작동유를 제공하는 작동유제공부; 상기 작동유제공부로부터 상기 유압실린더로 공급되는 작동유의 유로에 구비되어 작동유의 이동을 허용 또는 차단하도록 설치된 밸브; 및 상기 밸브를 제어하는 제어부;를 포함하고, 상기 조향부의 일측에는 실린더와 피스톤로드를 관통하여 상기 피스톤로드의 내부에 형성되는 제1챔버와 상기 제1챔버에 작동유를 공급하기 위한 제1유로가 형성된 것을 특징으로 하는 후륜조향장치가 소개된다.


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    Title :

    APPARATUS FOR STEERING OF REAR WHEELS FOR VEHICLE


    Additional title:

    후륜조향장치


    Contributors:
    KIM DO HAN (author) / OH SEUNG HYUN (author)

    Publication date :

    2018-10-26


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge



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