F MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
F03 MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
F03D WIND MOTORS
F03D13/00 Assembly, mounting or commissioning of wind motors; Arrangements specially adapted for transporting wind motor components
F03D13/20 Arrangements for mounting or supporting wind motors; Masts or towers for wind motors