The invention belongs to the technical field of bicycle parts, and particularly relates to a bicycle frame with an integrated lock. The bicycle frame comprises a front cross beam, a front oblique beam, a bottom fork, a seat tube and a vertical fork, wherein the rear end of the front cross beam and the upper end of the vertical fork are fixedly connected with the upper end of the seat tube, and the lower ends of the front cross beam and the seat tube and the front end of the bottom fork are gathered and fixedly connected in a middle shaft sleeve; the seat tube is provided with a lock; the lock comprises a sleeve, a first bar body and a second bar body, wherein the sleeve is inserted and fixedly connected in a mounting hole which is formed in the lower part of the seat tube in a radial penetrating way, a rotating shaft is arranged in the sleeve, the two ends of the first bar body and the second bar body are respectively hinged to the two ends of the rotating shaft and the axes of hinged shafts are vertical to the center line of the rotating shaft; a holding slot is formed in the upper part of the inner wall of the first rod body, the top of the inner cavity of the holding slot is hinged to a third bar body, and the end part of the third rod body is fixedly connected with a bolt; the upper end of the second bar body is fixedly connected with a lock cylinder, and slots used for accommodating the first bar body, the second bar body and the lock cylinder are further formed in the side wall of the seat tube.


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    Title :

    Bicycle frame with integrated lock


    Contributors:

    Publication date :

    2015-06-03


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62K Fahrräder , CYCLES / B62H CYCLE STANDS , Fahrrad- oder Motorradständer



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