The invention discloses a multi-purpose rotatable lifting hook which comprises a rotary rack, wherein two sides of the rotary rack are connected with a main machine lifting mechanism through lifting lugs; an upper plug and a lower plug are arranged on the rotary rack; the upper plug is connected with a main machine through a cable; the upper part of the lower plug is connected with the rotary rack through a slip ring system; and a double-pump and double-motor instrument and a hydraulic system are arranged in the rotary rack. The multi-purpose rotatable lifting hook has the advantages that the lifting hook can be in intact butted connection with kinds of spreaders; kinds of loading and unloading requirements are met; and kinds of positioning requirements in the loading and unloading processes are met.


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    Title :

    Multi-purpose rotatable lifting hook


    Contributors:
    CUI YIHUA (author) / XU ZIPING (author) / GAO JIANZHAO (author) / XIAO SHIKAI (author)

    Publication date :

    2015-06-17


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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