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    • 9. 发明授权
    • Manually powered water skis
    • 手动动力滑水板
    • US5236381A
    • 1993-08-17
    • US931779
    • 1992-08-17
    • John Keogh
    • John Keogh
    • B63B35/83
    • B63B35/83
    • Equipment for movement upon the surface of water comprised of two stiff buoyant skis to support the user. Thrust is provided by one or more fins affixed to the bottom of the skis, the fins being affixed by an articulated joint so as to provide more resistance in one direction than in the other. The means for receiving the users feet are formed of two portions, the rear portion being demountably adjustable, the front portion being connected to the ski by a mechanical joint.
    • 在水表面上移动的设备包括两个坚硬的浮力滑雪板,以支撑用户。 推力由固定在滑雪板底部的一个或多个翼片提供,翼片通过铰接接头固定,以便在一个方向上提供比另一个更大的阻力。 用于接收用户脚的装置由两部分组成,后部可拆卸地调节,前部通过机械接头连接到滑雪板。