The invention relates to the technical field of lifting devices, and particularly relates to a rotatable type lifting device. The rotatable type lifting device comprises a cross beam, wherein a suction disc type lifting ring is arranged at the central position of the cross beam, the left side and the right side of the cross beam are respectively provided with two protective sleeves, and the cross beam does rotational motion under the action of a rotary motor. The rotatable type lifting device disclosed by the invention can enable a lifting tool to follow to do the rotational motion by virtue of the action of the rotary motor when encountering windy weather, so that the wind resistance is counteracted.


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    Title :

    Rotatable type lifting device


    Contributors:

    Publication date :

    2015-04-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B66C Krane , CRANES



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