Outboard power unit having an internal propeller assembly for a

Marine propulsion – Screw propeller – Having means to control flow around propeller

Patent

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Details

440 75, B63H 116

Patent

active

054357632

ABSTRACT:
The present invention entails an outboard power unit comprising an upper drive train compartment, a lower propeller housing, and a pair of laterally spaced connector housings connected between the upper drive train compartment and the propeller housing. An internal propeller assembly is mounted within the lower propeller housing and driven by a flexible drive that is trained around the propeller assembly and extends through the laterally spaced connector housings where the flexible drive is trained around a driven member housed within the upper drive train compartment.

REFERENCES:
patent: 3361107 (1968-01-01), Weber
patent: 3951096 (1976-04-01), Dunlap
patent: 5181868 (1993-01-01), Gabriel

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