The invention relates to a crank arm type aerial work platform with high stability. The crank arm type aerial work platform comprises a traveling chassis, a driving device and a lifting device. The driving device is installed on the traveling chassis. The lifting device comprises a lifting arm assembly and a working platform. The lifting arm assembly comprises a folding arm assembly and a four-bar linkage leveling arm assembly. The folding arm assembly comprises a first connecting component, a second connecting component, a third connecting component, a first connecting arm, a second connecting arm, a third connecting arm, a first balancing bar, a second balancing bar and lifting air cylinders. The four-bar linkage leveling arm assembly comprises an upper connecting bar, a lower connecting bar, a leveling air cylinder and a second hinged block. According to the crank arm type aerial work platform, it can be guaranteed that the work platform is maintained to be balanced in the lifting process all the time.


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    Titel :

    Crank arm type aerial work platform with high stability


    Beteiligte:
    XU SHUGEN (Autor:in)

    Erscheinungsdatum :

    2015-11-11


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Englisch


    Klassifikation :

    IPC:    B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last



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