The invention discloses an operation tool of a vehicle-mounted device. A movable connection hook and a second special-shaped outer joint are arranged at the upper part and the lower part of a handle with a hook respectively. A special-shaped hole inner connector and a first special-shaped outer joint are arranged at the upper part and the lower part of a double-joint extension rod respectively. A tire wrench special-shaped locating hole is formed in the middle of a tire wrench. The first special-shaped outer joint of the double-joint extension rod is in clearance fit with the tire wrench special-shaped locating hole and the special-shaped hole inner connector, with the same structure elements, of the double-joint extension rod and is locked. A special-shaped hole of the double-joint extension rod is located and locked to an external connection port of a spare tire lifting device. The handle with the hook integrates the double-joint extension rod and the tire wrench and connects the movable connection hook to a movable connection hole of a jack power screw of a scissor jack. According to the invention, the joint connection mode that the special-shaped hole and the special-shaped outer joints are located and locked is adopted, and the cost performance of the operation tool is optimized.


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    Title :

    Operation tool of vehicle-mounted device


    Contributors:
    JIANG HAIBO (author) / HAN JIN (author) / SHENG YONGMING (author) / GU XIAOFENG (author) / LIN LAISHUN (author) / CHEN YOUYUAN (author)

    Publication date :

    2016-02-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B25B TOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING, OR HOLDING , Werkzeuge oder Werkbankvorrichtungen zum Befestigen, Verbinden, Lösen oder Halten, soweit nicht anderweitig vorgesehen / B60C VEHICLE TYRES , Fahrzeugreifen



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