Method and system for de-erection and re-erection of a blade of a wind turbine
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United States of America Patent
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Mar 2, 2021
Grant Date -
Feb 16, 2017
app pub date -
Apr 30, 2015
filing date -
Apr 30, 2014
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A system for de-erection and re-erection of a blade of a wind turbine, the system comprising at least one first pulley, at least one second pulley, at least one third pulley, a receptacle disposed over a substantial length of the blade, a lifting line passing over the at least one first pulley, the at least one second pulley, the at least one third pulley and attached back to the at least one second pulley, at least one load bearing mechanism configured for pulling and releasing of the lifting line to enable vertical motion of the receptacle disposed over the blade, a load supporting mechanism connected to an operative bottom portion of the blade and configured to support the blade during de-erection and re-erection thereof and at least one holding mechanism attached to the at least one third pulley, the at least one holding mechanism adapted to hold the receptacle.
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