The present invention relates to a multipurpose grab, comprising: a grab body; a jaw connected to the grab body, and moving to be folded or stretched; a driving mechanism driving to fold or stretch the jaw; and cutting edge plates fixed to be protruded downward from each lower side edge surface of a lower end portion of the jaw, wherein a protrusion portion is formed at one side of either an opposing surface of the cutting edge plates opposing to each other or an opposing surface of the jaw, and a groove portion for fitting the protrusion portion is formed so that a vertical movement of the cutting edge plates with respect to the jaw is constrained.

    본 발명에 따른 다목적 그래브는 그래브 몸체와, 그래브 몸체에 연결되어 오므려지거나 펼쳐지도록 동작하는 죠와, 죠를 오므리거나 펼치도록 구동시키는 구동기구, 및 죠의 하단부의 각 하측 엣지 면으로부터 하방으로 돌출되도록 고정되는 커팅 엣지 플레이트들을 포함하며, 상호 대향되는 커팅 엣지 플레이트의 대향 면과 죠의 대향 면 중 어느 한쪽에 돌출부가 형성되고, 다른 쪽에 돌출부를 끼우는 홈부가 형성되어, 죠에 대한 커팅 엣지 플레이트의 상방 이동을 구속하도록 된다.


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    Title :

    Multipurpose grab


    Additional title:

    다목적 그래브


    Contributors:

    Publication date :

    2017-05-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Korean


    Classification :

    IPC:    B66C Krane , CRANES / B02C CRUSHING, PULVERISING, OR DISINTEGRATING IN GENERAL , Brechen, Pulverisieren oder Zerkleinern allgemein



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