| 摘要 |
The improved watercraft of the instant invention includes design advantages such as solidly connected arm drive handles to augment power from the drive pedals; a fully pivoting drive assembly which pivots along with the steering mechanism; an angularly pivotable propeller, pivotable toward the outside pontoon during a turn to assist in turning; a compact structure for transmitting mechanical power from the pedals and the arm drive handles to the propeller; and other design aspects.
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