HIGH CAPACITY ELEVATOR FOR WIND TURBINE MAINTENANCE
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United States of America Patent
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app pub date -
May 24, 2012
filing date -
May 24, 2011
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Abandoned
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Abstract
The invention generally relates elevator assemblies suitable for lifting heavy components associated with wind turbines. In certain embodiments, the invention provides an elevator assembly encompassing a wind turbine nacelle and an elevator frame. The elevator frame is configured to surround a tower supporting the nacelle of the wind turbine and is equipped with a means for balancing the frame along a horizontal axis. In some aspects, the means for balancing the frame include a ballast tank system.
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