In the present invention, an administrator can manually lock/unlock a locking device by using a separate key. A lift door locking device for a construction site comprises: a housing (110) coupled to a lift door frame side; a fixing plate (120) coupled to one side of the housing (110); a locking unit part (130) installed in the housing (110); and a manual locking unit part (140) installed on an upper side of the locking unit part (130).

    본 발명은 별도의 키를 이용하여 관리자가 수동으로 잠금장치를 락킹/언락킹 할 수 있다.


    Access

    Download


    Export, share and cite



    Title :

    Lift door lock


    Additional title:

    건설현장용 리프트 도어 잠금장치


    Contributors:

    Publication date :

    2022-04-20


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



    DOCK LOCK ACCESS DOOR FOR LIFT GATE

    JUSTUS JESSE | European Patent Office | 2022

    Free access

    Mechanical door-opening lift car lock safety mechanism

    WU AER | European Patent Office | 2015

    Free access


    DOOR LOCK DEVICE, DOOR LOCK SYSTEM, AND DOOR CONTROL DEVICE

    MASUDA TAKESHI | European Patent Office | 2023

    Free access

    DOOR LOCK

    European Patent Office | 2018

    Free access