| 摘要 |
PURPOSE: A skateboard is provided to increase horizontal balance and driving force by adjusting rotation angles using two frames which connect a front and rear boards. CONSTITUTION: A skateboard comprises a first frame(10) and a second frame(20). The first frame is inserted and combined to a connection hole which is formed at one lower side of the front board. In the first frame, a coupling aperture is formed at one side of the first frame in order to be fixed by a fastening bold, a spatial groove in which one side is opened is formed in the central part, and a sloped surface is formed in the other side. The second frame is inserted and combined to the connection hole which is formed in oned lower end of the rear board and is fixed to the fastening bolt. In one side of the second frame, a coupling aperture is formed, a spatial groove in which one side is opened is formed in the central part, and a sloped surface is formed in the other side.
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