A vacuum lifting arrangement (10) having a lifting tube (30) and a suction foot (20) for engaging with an object (200) to lifted, is disclosed, said vacuum lifting arrangement having a pneumatic valve (40) fluidly connected to ambient air (80), wherein, during operation of the vacuum lifting arrangement, when an object is not engaged with the suction foot, an air-flow from the suction foot into the lifting tube is prevented by the valve which is in a closed position, and, upon generation in the suction foot of a pressure lower than the surrounding pressure, e.g. due to engagement with an object to be lifted, the valve will be in an open position, allowing an-air flow from the suction foot into the lifting tube. A lifting tube comprising a pneumatic valve for use in the lifting arrangement also disclosed.


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    Titel :

    VACUUM LIFTING ARRANGEMENT AND LIFTING TUBE FOR USE THEREIN


    Weitere Titelangaben:

    VAKUUMHEBEANORDNUNG UND DARIN VERWENDETES HEBEROHR
    AGENCEMENT DE LEVAGE SOUS VIDE ET TUBE DE LEVAGE DESTINÉ À ÊTRE UTILISÉ DANS CELUI-CI


    Beteiligte:

    Erscheinungsdatum :

    16.07.2025


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66C Krane , CRANES



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