The invention discloses a bicycle with left and right pedals capable of running forwards or backwards respectively. The cart comprises a frame, front and rear wheels, a middle shaft and a big fly, thetwo ends of the middle shaft are each provided with a set of directional rotating devices which are the same in shape and symmetrical in structure. The directional rotating device comprises an uppershell, a lower shell and a middle shaft sleeve; two groups of ratchet wheels and a set of planetary gear train are also included; the first group of ratchet wheels is an inner ratchet wheel; the second group of ratchet wheels is an outer ratchet wheel; an inner ratchet ring of the first group of ratchet wheels, an inner gear ring of the planetary gear train, an upper shell and a pedal crank arranged on the upper shell are integrated to form a driving part, and the middle pawl seat, a central sun wheel of the planetary gear train and a middle shaft sleeve are integrated and are arranged on a bicycle pedal middle shaft together with a bicycle large flywheel to serve as a driven part. The bicycle has a brand-new pedaling mode and a better acceleration function, can increase the riding pleasure, and is a novel bicycle which is suitable for riding and can be accepted by consumers.

    一种左右脚踏各自向前或向后蹬都能向前行驶的自行车,包括车架、前后轮及中轴、大飞,在中轴两端分别安装有一套形状相同、结构相对称的定向转动装置,定向转动装置包括上壳体、下壳体及中轴套,还包括两组棘轮及一套行星轮系,第一组棘轮为内棘齿棘轮,第二组棘轮为外棘齿棘轮,第一组棘轮的内棘齿齿圈与行星轮系的内齿圈及上壳体和安装在其上的脚踏拐为一体构成主动部件,中间棘爪座与行星轮系的中心太阳轮及中轴套为一体并随同自行车大飞轮一道安装在自行车脚踏中轴上作为被动部件。本发明具有一种全新的蹬踏方式和更好的加速功能,能够增添骑行的乐趣,是一种适于骑行的能让消费者乐于接受的新型自行车。


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    Title :

    Bicycle which can run forwards when left and right pedals are pedaled forwards or backwards respectively


    Additional title:

    一种左右脚踏各自向前或向后蹬都能向前行驶的自行车


    Contributors:
    JIANG LIREN (author)

    Publication date :

    2020-05-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer



    Bookends: Moving Forwards, Moving Backwards

    Symes, Colin | Bentham Science Publishers | 2015





    PEDALED BICYCLE

    HIGASHI TOMOYUKI / HASUMI MITSUHARU / HARA NOBUO | European Patent Office | 2025

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