Watercraft driven by a reciprocating fin

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United States of America Patent

PATENT NO 9522719
SERIAL NO

14803822

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Abstract

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A watercraft for moving along a direction of movement on water includes a flexible fin with a front face and a rear face to be disposed in the water; and one end of the fin is movable along a line in a reciprocating motion along a direction transverse to the front and rear faces and the direction of movement of the watercraft, causing an opposite free end of the fin to flex back and forth in the water to propel the watercraft in the direction of movement.

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Yonover, Robert Honolulu, US 1 2

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