Wind power equipment, namely, alternating current servo motors, drives for motors, electric motors for wind power equipment, gear boxes for wind power equipment, transmission gears for wind power equipment; wind turbines and accessories therefor, namely, auxiliary power units for supplying electrical power, ball bearings for use in wind turbines, namely, rotor hubs, main frames, namely, wind turbine bodies and structural shells, bearings for transmission shafts, being parts of wind turbines, ...