The invention provides a bicycle/electric bicycle with a detachable and disconnected frame cross beam. The frame cross beam is provided with two disconnected cross beam tubes; by utilizing a connecting structure, the two cross beam tubes are connected into a whole and are detachable and disconnected; the connecting structure can utilize an inner sleeve, the two ends of the inner sleeve are respectively inserted into inner holes of two disconnected cross beam tubes and are locked by a locking mechanism; or the outer diameter of one cross beam tube is inserted into an inner hole of the other cross beam tube in clearance fit and is locked by the locking mechanism; additionally, end plates can be arranged at disconnected ends of the two cross beam tubes, and the two end plates are connected or disconnected by utilizing a movable bolt or a locking handle; furthermore, a back gate is disconnected into two parts from the middle part, and the two parts of the back gate are connected or disconnected by utilizing a movable connecting sleeve so as to match with detachment and disconnection or connection of the frame cross beam. The bicycle/electric bicycle with the detachable and disconnected frame cross beam can be carried outside with great convenience.


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    Title :

    Bicycle/electric bicycle with detachable and disconnected frame cross beam


    Contributors:
    HUA RUIDONG (author) / HUA FANG (author)

    Publication date :

    2015-11-25


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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