The present invention relates to an elevating device for a high place working vehicle, capable of controlling the elevation height of a lift arm to limit the elevation of a worktable depending on a phase change and the detection of obstacles. The present invention includes: a movable trolley; a lift arm installed in the upper part of the trolley, and elevated while being folded; a worktable installed in the upper part of the lift arm, and including a guardrail and a control device; a pole installed erectly on the guardrail, wherein the upper part is combined with a limit switch to control the elevation height of the lift arm; and a protecting unit installed in the upper part of the hole, protruding in a direction in which the limit switch is combined, and installed to cover the limit switch.

    본 발명은 이동이 가능한 대차와 상기 대차의 상부에 설치되고, 절첩되며 승강하는 리프트암과, 상기 리프트암의 상부에 설치되고, 난간과 컨트롤 장치가 구비된 작업대를 포함하며, 장애물 감지 및 위상 변화에 따라 상기 작업대의 승강을 제한하도록 상기 리프트암의 승강 높이를 제어하는 고소작업차의 승강 장치에 있어서, 상기 난간에 직립 설치되며, 상기 리프트암의 승강 높이 제어를 위하여 상부 일측에 리미트스위치가 결합되는 폴대 및 상기 폴대의 상부에 설치되고, 상기 리미트스위치가 결합된 방향으로 돌출되며, 상기 리미트스위치를 감싸도록 구비되는 보호 유닛을 포함한다.


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    Title :

    LIFTING APPARATUS OF HIGH PLACE WORKING VEHICLES


    Additional title:

    고소작업차의 승강 장치


    Contributors:
    SON SAM DAL (author) / KIM JU HYEONG (author)

    Publication date :

    2016-06-22


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last



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