Lifter and method for handling a rotor blade, rotor blade for a wind generator and method for marking a rotor blade, system comprising a lifter and a rotor blade
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United States of America Patent
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Jan 17, 2017
Grant Date -
Aug 20, 2015
app pub date -
Sep 17, 2013
filing date -
Sep 17, 2012
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Abstract
A lifter and a method for handling of a rotor blade of a wind turbine are provided. Furthermore, a rotor blade for a wind generator and a method for marking the rotor blade and a system comprising a rotor blade and a lifter are provided. The lifter comprises at least one grabbing jaw having a pair of arms carrying pads for contacting an outer surface of the rotor blade in predetermined grabbing areas. Furthermore, the lifter comprises a detector for visual inspection of an invisible mark on a surface of the rotor blade. The at least one mark indicates a position of the at least one grabbing area.
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