31-01-2019 дата публикации
Номер: US20190031271A1
Принадлежит:
A portable Double Folding bicycle comprising a front wheel, a frame assembly and a rear wheel, the frame assembly comprises a handlebar, a front frame, a crossbar assembly, a rear frame and a saddle, the handlebar is detachably connected to the upper end of the front frame; and the crossbar assembly comprises a front crossbar, a middle crossbar and a rear crossbar, the rear end of the front crossbar is connected to the front end of the middle crossbar through a first folder, the rear end of the middle crossbar is connected to the front end of the rear crossbar through a second folder, and the saddle is detachably connected to the rear crossbar, with the inclination angle of the first folder being 58°-62°, and the inclination angle of the second folder being 89°-94°. The present invention facilitates the bicycle dragging and improves the overall usability of the bicycle. 1412131114431312115795357679891114968. A portable Double Folding bicycle , wherein , comprising a front wheel () , a frame assembly and a rear wheel () connected sequentially , wherein the frame assembly comprises a handlebar () , a front frame () , a crossbar assembly , a rear frame () and a saddle () , the front wheel () is connected to the front frame () , the handlebar () is detachably connected to the upper end of the front frame () , the rear wheel () is connected to the rear frame () , and the crossbar assembly comprises a front crossbar () , a middle crossbar () and a rear crossbar () sequentially connected from front to back , the front end of the front crossbar () is fixedly connected to the front frame () , a rear end of the front crossbar () is connected to a front end of the middle crossbar () through a first folder () , a rear end of the middle crossbar () is fixedly connected to a front end of the rear crossbar () through a second folder (); a rear end of the rear crossbar () is fixedly connected to the rear frame () , and the saddle () is detachably connected to the rear crossbar () , ...
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