Internal-combustion engines – Two-cycle – Rear compression
Patent
1981-11-23
1983-05-17
Burns, Wendell E.
Internal-combustion engines
Two-cycle
Rear compression
123196R, 184 628, 417418, F01M 300
Patent
active
043835040
ABSTRACT:
Disclosed herein is a marine propulsion device comprising a lower unit including a lower end, and a propeller rotatably mounted in the lower end, a power head comprising an engine including a carburetor, and an output shaft drivingly connected to the propeller, a bracket assembly adapted for mounting the lower unit to the transom of a boat and for vertical tilting movement and horizontal steering movement relative to the boat, a source of oil, a source of fuel, and a device including an outlet connected to the carburetor, a first inlet connected to the oil source, and a second inlet connected to the fuel source, for pumping oil and supplying fuel or a fuel/oil mixture to the carburetor, which supplying device is operable, in response to consumption of fuel or fuel/oil mixture by the carburetor and in response to the presence of a pressure differential between the outlet and the second inlet.
REFERENCES:
patent: 2935057 (1960-05-01), Perlewitz
patent: 2938509 (1960-05-01), Carbonero
patent: 3140700 (1964-07-01), Nallinger
patent: 3976040 (1976-08-01), Goggi
patent: 4142486 (1979-03-01), Schreier
Burns Wendell E.
Outboard Marine Corporation
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