Personal watercraft

Details Personal watercraft Personal watercraft

2005-05-24

2005-05-24

Wright, Andrew D. (Department: 3617)

Marine propulsion

Means for accomodating or moving engine fluids

Cooling for engine

C123S184490

Reexamination Certificate

active

06896566

ABSTRACT:
A watercraft comprises two air-intake boxes5, 8mounted in air-intake pipes6, 9of the engine1. The air-intake box5is provided on one side of the engine1and located lower than a waterline of the watercraft and the air-intake box8is provided on the other side of the engine1and located higher than the waterline. End portions of the air-intake pipes6, 9, which are located downstream in air flow in the air-intake boxes5, 8, are connected to upper portions of the air-intake boxes, respectively. The air-intake pipe6is provided with a throttle valve7. An air-suction valve12is adapted to suction air from upstream of the throttle valve7and deliver it to the vicinity of an exit of an exhaust port. The air suction valve12is provided with a noise absorbing member.

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