The invention relates to a portable folding bicycle, which comprises a telescopic rotating handle, a front fork, a front member, a middle beam, a five-way pipe connecting member, a five-way pipe, a shock absorbing type connecting member, a rear fork member, a saddle, a front wheel, a rear wheel and a driving mechanism, wherein the telescopic rotating handle is formed by connecting a left handlebar, a right handlebar, an upper locking member and a lower locking member, the front member is rotationally connected with the lower locking member and the middle beam, the middle portion of the middlebeam is connected with the five-way pipe connecting member, the rear end of the middle beam is connected with the shock absorbing type connecting member, the five-way pipe is embedded into the five-way pipe connecting member, the shock absorbing type connecting member is rotationally connected with the rear fork member, the connecting rod of the saddle is rotationally connected with the seat pipeof the saddle and the front member, the front wheel is installed on the front fork, the rear wheel is installed on two rear fork sheets, and the driving mechanism comprises a middle shaft, two cranks,a tooth disc, two pedals, a front-stage small sprocket, a rear-stage sprocket, a shaft sleeve, a fly wheel, a front-stage chain and a rear-stage chain.

    一种便携式折叠自行车,包括伸缩转把、前叉、前件、中梁、五通管连件、五通管、避震式连件、后叉件、车座、前轮、后轮和驱动机构,伸缩转把由左手把、右手把、上锁件和下锁件连接而成,前件与下锁件和中梁转动连接,中梁的中部连接五通管连件、后端连接避震式连件,五通管嵌入五通管连件,避震式连件与后叉件转动连接,车座的连杆与车座的座管和前件转动连接,前轮安装于前叉,后轮安装于两后叉片,驱动机构包括中轴、两曲柄、牙盘、两脚蹬、前级小链轮、后级链轮、轴套、飞轮、前级链条和后级链条。


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    Title :

    Portable folding bicycle


    Additional title:

    便携式折叠自行车


    Contributors:

    Publication date :

    2020-05-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B62K Fahrräder , CYCLES / B62J Fahrrad- oder Motorradsättel oder -sitze , CYCLE SADDLES OR SEATS



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