Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...
Patent
1997-03-04
1998-12-15
Swinehart, Ed L.
Marine propulsion
Screw propeller
With means effecting or facilitating movement of propulsion...
440 61, 440 54, B63H 512
Patent
active
058489215
ABSTRACT:
A power driven vessel is able to accommodate various types of power drive. The power driven vessel includes a vessel main body, power drive having an engine and a driving unit, an attachment member for mounting the power drive thereon, an insert recess portion formed within the rear portion of vessel main body, and a bottom plate disposed on the insert recess portion. The attachment member is movable between an upper position and a lower position in the vessel, and is directly placed on the bottom plate and inserted in the insert recess portion when the attachment member is held in the lower position.
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patent: 4713028 (1987-12-01), Duff
patent: 5254023 (1993-10-01), Kobayashi
patent: 5465678 (1995-11-01), Ekman
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