Low friction exhaust bellows and techniques for constructing and assembling such bellows
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Jan 21, 2003
Grant Date -
N/A
app pub date -
Jun 5, 2000
filing date -
Jun 5, 2000
priority date (Note) -
Expired
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Abstract
A propulsion system having a low-friction exhaust bellows relative to an engine located in the interior of a marine vessel is provided. The engine has an exhaust discharge member in communication with a propulsion unit, and an exhaust passage having an exterior coupling member flexibly connected to pass exhaust from the exhaust discharge member to the propulsion unit. The interior surface of the passage is configured to provide a relatively smooth surface to the exhaust passing therein.
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