The invention provides a belt induction sensitive device of a safety belt retractor. The belt induction sensitive device comprises a ratchet wheel, a linkage lever, belt induction inertia steel balls and a return spring; the ratchet wheel comprises an end plate, ratchets formed at the edge of the end plate, an inertia steel ball groove for containing the belt induction inertia steel balls, a clamping jaw sliding groove, a return spring ratchet wheel end and a belt winding barrel shaft hole formed in the middle of the end plate; the linkage lever is connected with the end plate in a rotatable mode and comprises a force transmission rod, a return spring lever end arranged at one end of the force transmission rod, an impact rod arranged at the other end of the force transmission rod and arranged in the mode of facing the belt induction inertia steel balls and clamping teeth arranged at the tail end of the impact rod, one end of the return spring is connected to the return spring ratchet wheel end, and the other end of the return spring is connected to the return spring lever end. The belt induction sensitive device is fewer in part, simpler in structure, not high in requirement for installation environments, low in machining cost and easy to assemble.


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    Title :

    Belt induction sensitive device of safety belt retractor and safety belt retractor


    Contributors:

    Publication date :

    2015-05-06


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR




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