| 摘要 |
The skateboard comprises a board (1) with support elements (2, 7) fitted and rotating on the underside at the front rear ends; the board (1) has a ball (4) which also rotates about a suspension axle (4a) attached to the board and said ball (4), its suspension axle (4a) and said supporting elements (2, 7) are sized and positioned so that when the board (1) is horizontal, only the ball (4) is in contact with the ground. |
