Marine propulsion – Screw propeller – Propulsion unit casing
Reexamination Certificate
2008-09-16
2008-09-16
Olson, Lars A (Department: 3617)
Marine propulsion
Screw propeller
Propulsion unit casing
C440S08800J
Reexamination Certificate
active
11517738
ABSTRACT:
An outboard motor includes a cowling enclosing an engine, an ambient air intake defined by the cowling, and an intake passage introducing ambient air taken through the ambient air intake to the engine. The intake passage extends out of and above a top section of the cowling. An inlet portion of the intake passage communicates with the ambient air intake, and an outlet portion thereof communicates with an air inlet leading to a silencer of the engine the air inlet is positioned vertically higher than the intake passage inlet portion.
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Kimura Sakayuki
Matsushita Hideaki
Murai Naoya
Olson Lars A
Yamaha Marine Kabushiki Kaisha
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