Personal watercraft on which supercharger is mounted

Details Personal watercraft on which supercharger is mounted Personal watercraft on which supercharger is mounted

B - Operations, Transporting

63

H

B63H 21/30 (2006.01) B63B 35/73 (2006.01) B63H 21/38 (2006.01) F01M 1/02 (2006.01) F01M 11/02 (2006.01) F02B 39/14 (2006.01) F02B 61/04 (2006.01) F02B 67/10 (2006.01)

Patent

CA 2393712

To provide a personal watercraft on which an engine with a supercharger is mounted, which is capable of ensuring a speedy, positive operation of the supercharger. An engine for driving a jet propelling pump is provided in a watercraft body formed by a hull and a deck in such a manner as to extend in a length direction of the watercraft body. An oil pump is provided on the front side of the engine and a supercharger 140 is provided on the rear side of the engine. The supercharger 140 and an end portion of a main gallery are communicated to each other via an oil supply pipe 25a. Oil supplied to the supercharger 140 is used for lubricating a bearing portion of the supercharger 140, and further, the oil is supplied to an oil jacket formed in a bearing casing of the supercharger 140 to cool the bearing casing. A one-way valve is interposed in an oil return pipe 25c communicated to an oil outlet of the supercharger 140.

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