Muffler for compact combustion engines
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United States of America Patent
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-
Aug 5, 2008
Grant Date -
Nov 17, 2005
app pub date -
Apr 26, 2005
filing date -
May 17, 2004
priority date (Note) -
In Force
status (Latency Note)
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Abstract
To provide a muffler for a compact combustion engine, which is simple in structure and effective to sufficiently reduce the temperature of exhaust gases while avoiding contact with an external air, an exhaust guide passage 7 for communicating the exhaust gases (G) to a discharge port (63) is provided within an interior hollow of a muffler housing 6 defining an exhaust chamber (61) therein, and a side wall of this exhaust guide passage (7) is constituted by a portion (6W) of the muffler housing (6) and a duct wall (71) jointed to the muffler housing (6).
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