A lifting jack for automotive may include a base; a pair of lower arms of which one end portion is hingedly engaged with both sides of the base; a stand having a stand groove; a pair of upper arms of which one end portion is hingedly engaged with both sides of the stand and the other end portion is hinge is hingedly engaged with the other end portion of the pair of lower arms; a fix bracket hingedly engaged with the other end portion of the lower arm and the other end portion of the upper arm; a hollow screw rod penetrating and being inserted into the fix bracket and screw threads are provided on an external circumference; a connection shaft inserted into an internal circumference of the screw rod; and a key inserted into the screw rod through the fix bracket.


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    Title :

    Lifting jack for automotive


    Contributors:
    EESHAN GEEL (author)

    Publication date :

    2019-12-10


    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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