The invention relates to an operating device for a tube lifter having a lifting tube that has a tube interior and can be shortened by applying a vacuum to the tube interior, and having a suction grip device arranged on one end of the tube lifter, which suction grip device can be supplied with a vacuum through the tube interior, the operating device having a suction port for fluid communication with the suction grip device, a lifting tube port for fluid communication with the tube interior of the lifting tube, and a valve for controlling the fluid communications.


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    Titel :

    Operating device for a tube lifter and tube lifter


    Beteiligte:
    PAUL NORMAN (Autor:in)

    Erscheinungsdatum :

    12.05.2020


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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