The invention discloses a single-rope stepless speed regulating bicycle. The single-rope stepless speed regulating bicycle comprises a frame and a rear wheel; the stepless speed regulating bicycle further comprises two rocker arm foot bars, a driving rope and a fixed pulley, wherein one ends of the rocker arm foot bars are hinged with the frame; pedals are arranged at the other ends of the rocker arm foot bars; a driven drum and a connecting shaft are arranged at the center of the rear wheel; a left driving hub is mounted at the left end of the connecting shaft; a right driving hub is mounted at the right end of the connecting shaft; and the rocker arm foot bars are used for driving the two driving hubs to rotate through the driving rope so as to drive the bicycle to advance forwards. The single-rope stepless speed regulating bicycle disclosed by the invention has the advantages of self-adaptive stepping travel, no dead work point, labor-saving starting and operation, high driving efficiency, stepless speed variation, large transmission ratio regulating range, simple structure, low production cost and high reliability.
Single-rope stepless speed regulating bicycle
2015-12-02
Patent
Elektronische Ressource
Englisch
IPC: | B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES , Antrieb von Radfahrzeugen oder Schlitten durch den Fahrer |
Winch hydraulic system controlling guide rope through stepless speed regulating constant tension
Europäisches Patentamt | 2015
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