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    • 1. 发明授权
    • Recreational watercraft
    • 休闲船只
    • US4698033A
    • 1987-10-06
    • US868758
    • 1986-05-30
    • Shirl F. Hall
    • Shirl F. Hall
    • B63B7/08B63B35/73A63B35/04
    • B63B35/73B63B7/085
    • A manually propelled personal watecraft has a nose portion (12) of rigid, thin plastic material and a frame assembly (14) extending rearwardly therefrom. An inflatable body portion (16) is fastened to the frame assembly. Stabilizers including keel fins (34, 36) extend downwardly from the craft and function to keep the craft upright and to guide the craft straight in the water. A paddle assembly (38) includes a shaft (39) journalled for rotation in the nose portion. U-shaped portions (40, 42) which serve as manual cranks. Paddles (56, 58) are attached to both ends of the shaft outboard of the U-shaped portions. A rider lies in the prone position and propels the craft by rotating the shaft with his arms.
    • 手动推进的个人水手具有刚性的薄塑料材料的鼻部(12)和从其向后延伸的框架组件(14)。 可充气主体部分(16)紧固到框架组件。 包括龙骨翅片(34,36)在内的稳定器从飞行器向下延伸并用于保持飞行器的直立并将飞艇直接引导到水中。 叶片组件(38)包括轴颈(39),所述轴(39)被安装成在鼻部中旋转。 用作手动曲柄的U形部分(40,42)。 桨形件(56,58)附接到U形部分外侧的轴的两端。 骑手位于俯卧位置,并用手臂旋转轴推动工艺。