Disclosed is a device for opening and closing a cover capable of quickly opening and closing the cover of a dual structure cover. The device for opening and closing the cover comprises: a main frame; a first ring connected to the main frame; a support wheel part connected to the main frame; and an extension frame extending from the main frame and connecting the main frame and a handle, and at least a part of the extension frame extends so as to have an obtuse angle with respect to the main frame.

    이중 구조의 덮개를 신속하게 개폐할 수 있는 덮개 개폐 장치가 개시된다. 덮개 개폐 장치는, 메인 프레임, 상기 메인 프레임에 연결된 제1 고리, 상기 메인 프레임에 연결된 지지 바퀴부, 및 상기 메인 프레임으로부터 연장되어 상기 메인 프레임과 핸들을 연결하는 연장 프레임을 포함하고, 상기 연장 프레임의 적어도 일부는 상기 메인 프레임에 대하여 둔각을 갖도록 연장된다.


    Access

    Download


    Export, share and cite



    Title :

    Apparatus for opening and shutting a cover and method for opening and shutting a cover using the same


    Additional title:

    덮개 개폐 장치 및 이를 이용한 덮개 개폐 방법


    Contributors:

    Publication date :

    2019-01-23


    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 / E02D FOUNDATIONS , Gründungen




    CHAIN GEAR TYPE APPARATUS FOR OPENING AND SHUTTING MANHOLE'S COVER

    SEO DO HWAN | European Patent Office | 2022

    Free access

    DOOR OPENING AND SHUTTING DEVICE

    SETO NAOYA / KIMURA SHUNTARO / ISHIGAKI HIROSHI | European Patent Office | 2016

    Free access


    Wireless Opening and Shutting Device of Vehicle Load Box Cover

    KIM WON JUN | European Patent Office | 2020

    Free access