The invention discloses a rear brake device of a motorcycle. The rear brake device of the motorcycle comprises a main pump, a branch pump and a rear brake pedal, wherein the branch pump is mounted on a rear wheel brake; the branch pump is connected with the main pump through an oil pipe; the rear brake pedal is connected with the main pump for compressing hydraulic oil in the main pump, and the main pump is mounted between the inner side of frame of the motorcycle and a rear rocker arm. The main pump is mounted between the inner side of frame of the motorcycle and the rear rocker arm, the installation position of an exhaust pipe is at the outer side of the motorcycle frame, so that the modeling of the exhaust pipe is not limited. The main pump is mounted between the inner side of frame of the motorcycle and the rear rocker arm, so that additional mounting bracket is not needed for fixing the main pump, towering sense of overall appearance is not generated, and mould opening cost of the mounting bracket is not increased. The main pump is far from the exhaust pipe, hydraulic oil of main pump does not have thermal expansion due to the heat of the exhaust pipe and the main pump can work stably.


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    Title :

    Rear brake device of motorcycle


    Contributors:
    ZHENG DEWEN (author) / HONG JIANGSHAN (author) / XU YUECHI (author) / LAI WEIFAN (author)

    Publication date :

    2015-08-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62L BRAKES SPECIALLY ADAPTED FOR CYCLES , Bremsen, besonders für Fahrräder oder Motorräder ausgebildet



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