Personal watercraft

Marine propulsion – Means for accomodating or moving engine fluids – Cooling for engine

Reexamination Certificate

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Reexamination Certificate

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07980906

ABSTRACT:
A personal watercraft comprises an engine which is mounted in a body of the watercraft and is equipped with an open-loop water cooling system; a coolant passage in which water for cooling the engine flows; a water flow generator configured to operate in association with the engine to generate a water flow in the coolant passage; and a valve unit configured to restrict a flow of the water in the coolant passage.

REFERENCES:
patent: 7247067 (2007-07-01), Mashiko
patent: 7455035 (2008-11-01), Sanai
patent: 7536855 (2009-05-01), Tsukahara
patent: 2004-162669 (2004-06-01), None
patent: 2007-315336 (2007-12-01), None

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