Exhaust system for marine propulsion unit

Details Exhaust system for marine propulsion unit Exhaust system for marine propulsion unit

1993-08-11

1994-07-05

Avila, Stephen P.

Marine propulsion

Means for accomodating or moving engine fluids

Means for handling exhaust gas

60302, B63H 2332

Patent

active

053262956

ABSTRACT:
Several embodiments of external low speed exhaust gas discharge treatment devices for outboard motors that may be attached to the outer housing of the outboard motor to provide silencing for the exhaust gases without necessitating complicated driveshaft housing constructions.

REFERENCES:
patent: 4421490 (1983-12-01), Nakahama
patent: 4799905 (1989-01-01), Broughton et al.
patent: 4900282 (1990-02-01), Takahashi et al.
patent: 4906214 (1990-03-01), Towner
patent: 5203167 (1993-04-01), Lassanske et al.

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