| 摘要 |
<p>Sports apparatus (10) for providing a moving downhill sports surface has means for variably tilting a platform (12) to provide a continuously sloping surface. The platform has mounting means (14) permitting tilting in a plurality of planes. Actuating means (16) for the platform comprises at least two actuators and a pivot (24), or three or more actuators. The actuators may comprise rams (20, 22) or cranks. The actuators are sequenced to provide continuous circulation around the periphery of the platform, of the highest point thereof. The surface can be used by skiers, skateboards and even by hang gliders.</p> |
