A hydraulic rotational drive for rotating load-handling equipment relative to a crane arm includes a shaft, which has a first securing element for connecting the shaft to the load-handling equipment or the crane arm, a shaft bearing, which has second securing element for connecting the shaft bearing to the crane arm or the load-handling equipment, vanes arranged in the shaft which can be acted on by oil via an oil feed, and an oil discharge for the transmission of a torque to the shaft. The rotational drive also has a rotary encoder for the detection of the angular position of the shaft relative to the shaft bearing.


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    Title :

    ПРИВОД ВРАЩЕНИЯ


    Publication date :

    2019-10-14


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Russian


    Classification :

    IPC:    B66C Krane , CRANES