ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,557, issued on Feb. 10, was assigned to SIEMENS GAMESA RENEWABLE ENERGY INNOVATION & TECHNOLOGY S.L. (Sarriguren, Spain).
"Wind turbine lifting arrangement" was invented by Beinat Gaminde Larreta (Mundaka, Spain).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wind turbine lifting arrangement includes a tower, a nacelle, a lifting platform and a lifting device attached to the lifting platform for lifting components to be installed in or deinstalled from the nacelle, the nacelle including a main frame attached to a top section of the tower, an attachment portion of the lifting platform being arranged underneath the nacelle and attached to the main fr...