Blade bearing or nacelle bearing of a wind turbine
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United States of America Patent
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Dec 20, 2016
Issued Date -
N/A
app pub date -
Dec 20, 2011
filing date -
Dec 20, 2011
priority date (Note) -
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Abstract
The invention relates to a blade bearing or nacelle bearing of a wind turbine, comprising two rings mounted adjacent to each other and rotatable relative to each other for connection on one side to the hub of the wind turbine and on the other side to a blade of same, or for connection on one side to the tower of the wind turbine and on the other side to the nacelle of same, wherein the two rings rotatable relative to one another are each provided with a circumferential internal toothing or are non-rotatably coupled for the purpose of joint toothed engagement by one or more toothed planetary gears running around a central sun gear, the planetary gears in turn meshing with the toothed sun gear.
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