Marine propulsion – Screw propeller
Patent
1986-12-03
1988-06-21
Peters, Jr., Joseph F.
Marine propulsion
Screw propeller
30122, 30276, 56 2, 56DIG9, 172 14, 172247, 172253, 440900, B63H 2126
Patent
active
047522569
ABSTRACT:
The present invention relates to an adapter for converting a conventional apparatus used for cutting and trimming vegetation into a device for propelling a boat. The adapter includes a screw propeller mounted to a centrifugal clutch which is driven by the motor of the apparatus for cutting and trimming vegetation.
REFERENCES:
patent: 860251 (1907-07-01), Schmoele
patent: 2513050 (1950-06-01), Pugh
patent: 4179805 (1979-12-01), Yamada
patent: 4188719 (1980-02-01), Hoff
patent: 4242794 (1981-01-01), Peterson
patent: 4271781 (1981-06-01), Cowie
patent: 4286675 (1981-09-01), Tuggle
patent: 4501332 (1985-02-01), Straayer
patent: 4604067 (1986-08-01), Roberts
Bartz Clifford T.
Durand Florence Courcy
Peters Jr. Joseph F.
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