An automobile jack includes a housing having opposed side and end walls defining an interior area. A ramp extends from the housing and includes upper and lower ends. A platform defines a tire-receiving surface. The automobile jack includes a first linkage having an upper arm pivotally connected to a lower arm along a first horizontal axis and a second linkage having an upper arm pivotally connected to a lower arm along a second horizontal axis. Each upper arm is pivotally connected to the platform and each lower arm is pivotally connected to the housing. A threaded yoke is coupled to the second linkage. The jack includes a power screw for selectively changing a distance between the first and second horizontal axes to move the platform between a retracted configuration at which the tire-receiving surface even with the ramp and a raised configuration above the ramp.


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    Title :

    Automobile jack system


    Contributors:
    LYON JEFF M (author)

    Publication date :

    2019-01-29


    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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