Water jacketed exhaust relief system for marine propulsion devic

Details Water jacketed exhaust relief system for marine propulsion devic Water jacketed exhaust relief system for marine propulsion devic

1987-06-12

1989-01-24

Peters, Jr., Joseph F.

Marine propulsion

Means for accomodating or moving engine fluids

Means for handling exhaust gas

181272, 181235, B63H 2126

Patent

active

047999055

ABSTRACT:
Disclosed herein is an inner exhaust gas housing adapted to be located within a drive shaft housing of an outboard motor, which inner exhaust gas housing integrally includes an open upper end, a first exhaust passage extending downwardly from the upper end, a second exhaust passage extending downwardly from the upper end, an expression chamber adjacent the upper end, a first passage communicating between the first and second exhaust passages and the expansion chamber, and a second passage communicating with the expansion chamber and with the atmosphere exterior to the inner exhaust gas housing.

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