Oil pump unit for outboard motor

Details Oil pump unit for outboard motor Oil pump unit for outboard motor

1998-02-03

1999-11-02

Avila, Stephen

Marine propulsion

Means for accomodating or moving engine fluids

Cooling for engine

B63H 2110

Patent

active

059759704

ABSTRACT:
An outboard motor comprises an engine holder arranged to be mounted to a hull, an engine disposed in an upper portion of the engine holder in a mounted state thereof, an oil pan disposed in a lower portion of the engine holder, a crank shaft vertically disposed in the engine, a cam shaft disposed to extend in parallel to the crank shaft, and a lubricating device including an oil pump unit disposed to a lower surface of the engine holder and adapted to circulate an oil in the engine. The oil pump unit comprises a pump case having a case body to be mounted to the engine holder, a pump drive shaft operatively connected to the cam shaft for operating the oil pump disposed on the lower surface of the engine holder, suction port and discharge port. The pump drive shaft is detachably connected to the cam shaft to be slidable in a vertical direction in the mounted state, and the suction port and the discharge port operatively communicated with suction port and discharge port of the engine, respectively.

REFERENCES:
patent: 5163394 (1992-11-01), Koishikawa et al.
patent: 5215164 (1993-06-01), Shibata

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