Bicycle, has bicycle frame comprising upper seat stays for accommodating rear wheel, where bicycle is formed as combination of racing cycle, mountain bike and folding bike and frame has rigidity of racing cycle

摘要

The bicycle (10) has a bicycle frame (11) comprising upper seat stays (18, 19) for accommodating a rear wheel (20) and extending up to a region of a saddle supporting tube (15). The seat stays are arranged at the region of the saddle supporting tube over a connection node (21) and has a bicycle fork (23) supporting a front wheel (22). The bicycle is formed as a combination of a racing cycle, a mountain bike and a folding bike. A handlebar (24) is formed as a linear mountain bike handle, an edged sports handlebar or a racing handlebar. The frame has rigidity of the racing cycle.