Outboard motor cooling arrangement

Details Outboard motor cooling arrangement Outboard motor cooling arrangement

1995-07-21

1996-03-26

Sotelo, Jesus D.

Marine propulsion

Means for accomodating or moving engine fluids

Cooling for engine

440 89, B63H 512

Patent

active

055016243

ABSTRACT:
A number of embodiments of flushing arrangements for the lower unit of a marine propulsion device that embodies an underwater exhaust gas discharge. Flushing water is delivered to the outer surface of the portion of the outer casing that is above the water level and that is in direct heat exchanging contact with the exhaust gases for cooling the surface and flushing possible deposits therefrom.

REFERENCES:
patent: 4371351 (1983-02-01), Tousey
patent: 4983135 (1991-01-01), Boda et al.
patent: 5340345 (1994-08-01), Brodbeck et al.

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