A back-up load retention system comprising a retention line (6) connectable to a load (7), a counterweight unit (4) connected to the retention line (6), which counterweight unit (4) is adapted to maintain a tension force in the retention line (6), and a double-acting hydraulic cylinder (2a) connected to the counterweight unit (4), whereby the double-acting hydraulic cylinder (2a) is configured to brake and/or stop the load (7) in the case of a failure in a main lifting system of said load (7). Furthermore, the invention relates to a lifting system comprising a main lifting system and the back-up retention system.


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    Titel :

    Lifting arrangement


    Beteiligte:

    Erscheinungsdatum :

    2018-03-14


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66C Krane , CRANES / E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren



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