The invention relates to a sliding type foot crank arm bicycle, which aims to solve the problems that the existing manpower bicycle needs to be pedaled with force continuously and forcibly and the body feels tired during long-distance riding when wanting to run quickly, and comprises corner brackets which are symmetrically and oppositely arranged at two ends of a middle shaft, and sliding sleeves (square hole linear bearings) of square sliding rods are assembled at the outer ends of the corner brackets in parallel; the outer end of the sliding rod is sleeved with a supporting spring, the outer surface of one side of the sliding sleeve is provided with a pedal plate and a bicycle assembly, the structure is simple, the action is reliable, the power is strong, and the bicycle is a light rapid transportation tool.
本发明滑动式脚拐臂自行车,为解决现有人力自行车,欲想快速行驶需人连续用力猛蹬,长途骑行时身感疲惫的问题,其包括中轴两端上对称对置的拐角支架,且拐角支架外端上平行配装有方形滑杆之滑套(方孔直线轴承),及滑杆外端上套装有撑簧,滑套一侧外表面上配装有脚踏板,自行车总成,其结构简单,动作可靠,动力强劲,是一种轻型快速代步工具。
Sliding type foot crank arm bicycle
滑动式脚拐臂自行车
2025-03-14
Patent
Electronic Resource
Chinese
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
Hydraulic transmission telescopic foot crank arm bicycle
European Patent Office | 2023
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