The invention discloses a multifunctional jack, and relates to the field of a mechanical auxiliary device. The jack comprises a shell and a lower cover arranged at the lower end of the shell, a worm and gear device is arranged at the lower part of the shell, and the upper and lower ends of the worm are connected with the shell through a bearing; a guide bar is arranged at the upper end of a worm, a lead screw sleeves a square guide bar, the lead screw is connected with the shell through an upper threaded cover and the upper end of the lead screw is provided with a rotary tray. The multifunctional jack provided by the invention is simple in structure, small in volume and convenient to take, is safe and reliable to use, long in life, and easy to maintain and repair; furthermore, the jack is capable of rotating a weight lifted, and the specific value of specific value and output force is large.


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    Titel :

    Multifunctional jack


    Beteiligte:
    XIE XINGGUO (Autor:in)

    Erscheinungsdatum :

    27.05.2015


    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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