Air intake for personal watercraft engine

Details Air intake for personal watercraft engine Air intake for personal watercraft engine

1997-08-28

1999-06-01

Basinger, Sherman

Marine propulsion

Means for accomodating or moving engine fluids

Cooling for engine

553853, B63H 2138

Patent

active

059083379

ABSTRACT:
An air intake for an engine of the type powering a water propulsion device of a watercraft is disclosed. The air intake includes an air box with at least one intake opening leading into an interior chamber. An intake passage leads from a combustion chamber of the engine to the interior chamber of the air box. The intake passage is defined at least in part by an intake pipe having a free end positioned within the interior chamber of the air box. The free end of the intake pipe is flared. In addition, one or more drain passages are preferably provided in the air box for allowing water to flow from the box to a point exterior thereof.

REFERENCES:
patent: Re31877 (1985-05-01), Nomura
patent: Re31994 (1985-10-01), Tominaga et al.
patent: 4319657 (1982-03-01), Nomura
patent: 4760703 (1988-08-01), Minami et al.
patent: 4900343 (1990-02-01), Minami et al.
patent: 5340344 (1994-08-01), Mineo et al.
patent: 5558549 (1996-09-01), Nakase et al.

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