The invention discloses a motorcycle frame. The motorcycle frame comprises a frame body framework consisting of a head tube, a main beam tube, left and right lower support tubes and left and right tail tubes, wherein a connecting plate is connected to the middles of the left and right lower support tubes; the front end of the main beam tube is connected with the upper part of the head tube, and the rear end is connected to the connecting plate; the front ends of the left and right lower support tubes are connected with the head tube, and the rear ends are respectively connected with the middles of the left and right tail tubes; an engine support frame is arranged on the body framework, and comprises left and right fixing plates, a suspension axle tube and a brake pedal limiting rod; the tops of the left and right fixing plates are respectively connected with the middles of the left and right lower support tubes; the suspension axle tube penetrates through the left and right fixing plates from the middle; the brake pedal limiting rod penetrates through the left and right fixing plates from the bottom; the left or right fixing plate is connected with a pin through a tension spring; and the upper and lower sides of the pin are positioned between the suspension axle tube and the brake pedal limiting rod. The frame body framework takes the shape of a frame connected end to end; the inside of the body framework is divided into two small frames by a main beam; and the whole strength of the frame is high.


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    Title :

    Motorcycle frame


    Contributors:
    LIN HAO (author)

    Publication date :

    2015-04-08


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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