The invention relates to the technical field of bicycles, in particular to a rear bottom fork and a bicycle, the rear bottom fork, a rear wheel used for being connected with the bicycle and a bicycle frame are roughly Y-shaped, the rear bottom fork comprises a free end and a rear wheel axis end which are opposite, the free end is rotatably connected to the bicycle frame, and the rear wheel axis end is rotatably connected to the bicycle frame. The rear wheel axis end comprises two symmetrical clamping arms extending in the direction away from the free end so as to be connected with an axle of a rear wheel. The bicycle comprises a front wheel, a rear wheel, a frame and the rear fork, and the rear fork is connected with the frame and the rear wheel. The rear fork and the bicycle provided by the invention effectively solve the technical problem that a bicycle chain is easy to loosen and fall off.

    本发明涉及单车技术领域,特别涉及一种后平叉及单车,后平叉,用于连接单车的后车轮及车架,所述后平叉大致呈Y型,包括相对的自由端与后轮轴心端,所述自由端可转动连接于所述车架上,所述后轮轴心端包括沿远离所述自由端方向延伸的两对称夹持臂以连接后车轮的轮轴。单车包括前后车轮、车架及如上所述的后平叉,所述后平叉连接所述车架以及后车轮。本发明提供的一种后平叉及单车有效地解决了单车链条容易松动脱落的技术问题。


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    Title :

    Rear fork and bicycle


    Additional title:

    一种后平叉及单车


    Contributors:
    TONG KAIMING (author) / ZHOU ZHENFU (author) / HUANG HESHENG (author) / ZHANG FENG (author)

    Publication date :

    2022-05-24


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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