The invention discloses a hydraulic jack which comprises a hydraulic cylinder body, a piston and a piston rod, wherein the piston is arranged inside the hydraulic cylinder body; the piston rod is arranged on the piston; the hydraulic cylinder body comprises a bottom plate; the thickness of the bottom plate is 2.5-3 cm; a circular groove is formed in the middle of the bottom plate; the depth of the circular groove is 0.5-0.6 cm. By adopting the mode, the hydraulic jack is simple and reasonable in structure, and due to adoption of the groove in the bottom, a steel tube is convenient and relatively stable to place.


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    Title :

    Hydraulic jack


    Contributors:
    XU XIWEI (author)

    Publication date :

    2015-04-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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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