Vessel propulsion apparatus
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United States of America Patent
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Aug 23, 2016
Grant Date -
Aug 13, 2015
app pub date -
Dec 19, 2014
filing date -
Feb 7, 2014
priority date (Note) -
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status (Latency Note)
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Abstract
A vessel propulsion apparatus includes a drive shaft that is rotationally driven by a prime mover, a drive gear connected to the drive shaft, a front gear that engages the drive gear, a rear gear that engages the drive gear and that is disposed behind the front gear, a dog clutch that selectively engages one of the front gear and the rear gear, and an oil passage that passes through the inside of the front gear and that guides oil from a forward space in front of the front gear to a rearward space behind the front gear.
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