Internal lubrication for a gearbox, a power-generating wind turbine system, and a power-generating system
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United States of America Patent
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Feb 5, 2013
Grant Date -
Jan 14, 2010
app pub date -
Dec 23, 2008
filing date -
Jul 10, 2008
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A gearbox including a gear-train including an input and an output and a rotating conduit internally traversing the gear-train is provided. The rotating conduit is configured to receive lubrication fluid from one or more components downstream of the rotating conduit and deliver lubrication fluid to one or more components upstream of the rotating conduit. The components downstream of the rotating conduit rotate at a different speed than components upstream of the rotating conduit.
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