The invention relates to a height-adjustable children bicycle, which comprises a front fork, a saddle, a bicycle frame part, a conversion block and a driving part, wherein a middle pipe comprises an upper middle part and a lower middle pipe, the upper end of the upper middle pipe is fixedly connected with the saddle, the lower end of the upper middle pipe extends into the lower middle pipe, and the upper middle pipe and the lower middle pipe are locked by a locking mechanism. The height-adjustable children bicycle has the advantages that a scooter and the children bicycle can be combined; when the children bicycle is combined, the driving part is arranged at the lower end of the lower middle pipe, a 2.5-year-old child can use the children bicycle as the children scooter to slowly exercise, and control the balance feel of the vehicle skiing; along with the growth of the child and the controlling of the balance feel of the vehicle, by (1) turning over the bicycle frame, (2) adjusting the direction of the conversion block, (3) adjusting the heights of the front fork and the saddle, and (4) additionally arranging the driving part, one true children bicycle is combined, and is continued to use until the child grows up to 7-year-old.


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    Title :

    Height-adjustable children bicycle


    Contributors:
    CHEN HAIMING (author) / ZHANG YI (author)

    Publication date :

    2015-04-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    B62K Fahrräder , CYCLES



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