SCISSOR LIFT SYSTEM AND PLUG-IN MOBILITY MECHANISM FOR WIND TURBINE BLADE ROTATING DEVICE
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United States of America Patent
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Issued Date -
Oct 3, 2019
app pub date -
Apr 2, 2019
filing date -
Apr 2, 2018
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Abstract
A wind turbine blade handling apparatus for rotating and lifting a blade. The apparatus includes a root device having a root support member with a concave upper surface and rollers having a longitudinal axis parallel to the longitudinal axis of the blade and configured to rotate the blade; a base, and a scissor-lift mechanism with intersecting struts which converts from a lowered position wherein the struts are disposed in a generally coplanar configuration, to an elevated position wherein the struts are disposed in an angled configuration.
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