The invention discloses a folding bicycle frame which comprises a front frame, a middle main body and a rear frame, wherein the front frame is connected with the front end of the middle main body by an upper connecting rod and a lower connecting rod; the rear frame is articulated at the rear end of the middle main body; a saddle tube is arranged in a guide hole of the middle main body in a sliding way; a locating ring sleeves on the saddle tube in a sliding way. The folding bicycle frame is convenient and fast to operate and reliable in performance.
Folding bicycle frame
2015-06-17
Patent
Electronic Resource
English
IPC: | B62K Fahrräder , CYCLES |
Folding frame and folding electric bicycle with folding frame
European Patent Office | 2015
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