Marine propulsion – Operator powered drive for propelling means – Rotary cranking arm
Patent
1989-09-25
1990-12-25
Basinger, Sherman
Marine propulsion
Operator powered drive for propelling means
Rotary cranking arm
114347, 440 90, B63H 1620
Patent
active
049799169
ABSTRACT:
The present invention provides a paddle assembly particularly designed for attachment to a canoe. The paddle assembly comprises a plurality of paddle members at opposite ends of the assembly, a central crank with sideways extending drive shafts to the paddle members, a pair of spaced apart gunwale clamps through which the drive shafts are rotatably fitted and an adjustable cinch strap between the gunwale clamps for wrapping beneath the canoe and cinching the gunwale clamps down onto the canoe to secure the paddle assembly in position.
REFERENCES:
patent: 1600084 (1926-09-01), Adolph
patent: 2578535 (1951-12-01), Graci
patent: 4271548 (1981-06-01), Alberts
patent: 4511338 (1985-04-01), Fanelli
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