| 摘要 |
PURPOSE: A snow bicycle is provided to constantly maintain contact area between the surface of snowy roads and a caterpillar and to prevent damage to the caterpillar when facing obstacles in driving. CONSTITUTION: A snow bicycle comprises a main frame(100), a steering frame(110), and a caterpillar rotating wheel part(130). The main frame comprises a saddle(102) and pedals(101). The steering frame is coupled to the front side of the main frame and has skies(111) at the bottom thereof. The caterpillar rotating wheel part is mounted on the main frame and is rotated by the rotation of the pedals. The caterpillar rotating wheel part comprises a main rotation wheel(131), a sub rotation wheel(132), and a caterpillar(133). The main rotation wheel is rotationally installed in the main frame. The sub rotation wheel is rotationally connected to sub-frames connected to the main frame. |
