Transom mounted marine propulsion device with fore and aft crank

Marine propulsion – Screw propeller – With means effecting or facilitating movement of propulsion...

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Details

440 75, B63H 2126, B63H 2128

Patent

active

044089945

ABSTRACT:
Disclosed herein is a marine propulsion device comprising a power head adapted to be fixedly mounted to a boat hull and including an internal combustion engine having a crankshaft which extends fore and aft and horizontally when the power head is boat mounted, a power shaft extending below the crankshaft in parallel relation thereto, a belt and pulley drive operatively connected between the crankshaft and the power shaft for rotating the power shaft in response to rotation of the crankshaft, a lower unit connected to the power head and including a rotatably mounted drive shaft extending perpendicularly to the power shaft, which lower unit further includes a propeller shaft, and shafting and gearing for connecting the drive shaft and the propeller shaft, and a reversing transmission operably connected between the power shaft and the drive shaft for selectively driving the drive shaft in neutral, forward and reverse drive.

REFERENCES:
patent: 1192377 (1916-07-01), Blakely
patent: 1614819 (1927-01-01), Bauer et al.
patent: 2213520 (1940-09-01), Gentry
patent: 2691954 (1954-10-01), Shively
patent: 2946306 (1960-07-01), Leipert
patent: 3070060 (1962-12-01), Harrison
patent: 3826219 (1974-07-01), Nossiter

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