| 摘要 |
PROBLEM TO BE SOLVED: To provide a unicycle easy to use, safe, comfortable in riding, and usable for long distance and long time while holding the advantages such as an extremely superior gliding and the minimum turning radius of a unicycle with a large diameter. SOLUTION: This unicycle includes a large-diameter main wheel, an axle for the main wheel, a frame for pivotally supporting the axle of the main wheel, a footrest board positioned below the axle of the main wheel and fixed to the frame, an auxiliary front wheel and an auxiliary rear wheel smaller in diameter than the main wheel and installed at the front and rear of the bottom part of the footrest board, respectively, and a handlebar rotatably attached to the frame for changing the angles of the auxiliary front wheel and the auxiliary rear wheel for steering. COPYRIGHT: (C)2011,JPO&INPIT
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