The invention discloses a large shear type secondary hydraulic lifter. The large shear type secondary hydraulic lifter comprises a base (1), a primary lower lifting support installed on the base (1), and a secondary upper lifting support, wherein the primary lower lifting support is of a shear type and comprises an outer primary lower lifting support body (2) and an inner primary lower lifting support body (3), a primary lifting platform (4) is installed on the inner primary lower lifting support body (3), the secondary upper lifting support is installed on the primary lifting platform (4), the secondary upper lifting support is of a shear type and comprises an outer secondary upper lifting support body (5) and an inner secondary upper lifting support body (6), a secondary lifting platform (7) is installed above the inner secondary upper lifting support body (6), and a lifting driving main cylinder and sub-cylinder combination (8) is installed on the primary lower lifting support and the secondary upper lifting support. The large shear type secondary hydraulic lifter is reasonable in structural design, convenient to operate, high in automation degree, capable of lifting vehicles of different types to required heights conveniently, high in stability, high in safety performance and high in working efficiency.


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    Title :

    Large shear type secondary hydraulic lifter


    Contributors:
    XU SHI (author)

    Publication date :

    2015-06-17


    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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