B - Operations – Transporting – 63 – H
Patent
B - Operations, Transporting
63
H
115/6
B63H 21/32 (2006.01) F01N 13/12 (2010.01) F02B 61/04 (2006.01)
Patent
CA 1311654
-40- ABSTRACT OF THE DISCLOSURE 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 expansion 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.
566952
Broughton George L.
Mate David W.
Rogers Duane E.
Outboard Marine Corporation
Smart & Biggar
LandOfFree
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