The present invention relates to a door opening and shutting system of a dumbwaiter and, more particularly, to a door opening and shutting system of a dumbwaiter that can allow a car door and a hall door to be simultaneously opened when a car is located on one floor to be moved by ascending and descending, allow the car door and hall door to be simultaneously shut when the car needs to move from the one floor to another, thereby automatically opening and shutting, and also can allow the opening and closing of the car door and hall door to be performed by one rotating means installed on the car door, thereby simplifying structure and facilitating control and opening and shutting.

    본 발명은덤웨이터의 도어 개폐시스템에 관한 것으로서, 보다 상세하게는 카가 승,하강에 의해 이동하고자 하는 어느 한 층에 위치하는 경우, 카도어와 홀도어가 동시에 개방되도록 하고 카가 어느 한 층으로부터 다른 층으로의 이동이 필요한 경우, 카도어와 홀도어가 동시에 닫히도록 하여 카도어와 홀도어가 자동으로 개폐될 수 있도록 하는 한편, 카도어어 홀도어의 개폐가 카도어에 설치되는 하나의 회전수단에 의해 이루어질 수 있도록 하여 구조가 간단하면서 제어 및 개폐가 용이하게 이루어질 수 있도록 하기 위한 덤웨이터의 도어 개폐시스템에 관한 것이다.


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    Title :

    DOOR OPENING AND SHUTTING SYSTEM OF DUMBWAITER


    Additional title:

    덤웨이터의 도어 개폐시스템


    Contributors:

    Publication date :

    2022-10-12


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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