Large outboard motor for marine vessel application and related methods of making and operating same
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United States of America Patent
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Nov 14, 2017
Grant Date -
Jan 28, 2016
app pub date -
Aug 20, 2015
filing date -
Feb 11, 2010
priority date (Note) -
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status (Latency Note)
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Abstract
An outboard motor for a marine vessel application, and related methods of making and operating same, are disclosed herein. In at least one embodiment, the outboard motor includes a horizontal-crankshaft engine in an upper portion of the outboard motor, positioned substantially positioned above a trimming axis of the outboard motor. In at least another embodiment, first, second and third transmission devices are employed to transmit rotational power from the engine to one or more propellers at a lower portion of the outboard motor. In at least a further embodiment, the outboard motor is made to include a rigid interior assembly formed by the engine, multiple transmission devices, and a further structural component. In further embodiments, the outboard motor includes numerous cooling, exhaust, and/or oil system components, as well as other transmission features.
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