ALEXANDRIA, Va., March 17 -- United States Patent no. 12,577,935, issued on March 17, was assigned to SIEMENS GAMESA RENEWABLE ENERGY A/S (Brande, Denmark).
"Rotor blade active flap" was invented by Peder Bay Enevoldsen (Vejle, Denmark), Alejandro Gomez Gonzalez (Aarhus, Denmark), Morten Rams Quistgaard (Silkeborg, Denmark) and Dillon Volk (Hamburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "The invention describes a wind turbine rotor blade active flap (1) comprising a primary body (1P) adapted for mounting to the trailing edge (20TE) of a wind turbine rotor blade (20); a flap turning means (10, 11, 12) adapted to turn the active flap (1) between a neutral position (R0), in which the active flap...