LEITWIND

Windmills, including offshore windmills, wind power plants, including offshore wind power plants, wind turbines, wind-operated structural parts and accessories of windmills, namely, mill towers and masts, blades, blade hubs, mill machine housings, machine beds and mill beds, rotation machines, yaw rings and gears; non-electric mechanism parts for windmills and wind power plants for setting the pitch of the wings; windmill and wind power plant machine parts, namely, brakes, main shafts, universal joints, power transmission, clutches, and electric generators

Electrical and electronic apparatus for windmills, namely, electronic controllers for magnetic bearing control; electrical circuits and controllers for automatically turning on or off the generator and for automatic starting after a power line break-down, over-voltage protection against lightning strikes; electrical circuits for controlling and regulating voltage; computers and computer software for surveillance, controlling, and regulation, including compensation of frequency, phase conditions, and rotor speed; computers and computer software for control of function and condition of brakes, of temperature, and of wind direction and speed; vibration sensors for installation in windmills; and electric watt-hour meters

Erection, construction, installation, maintenance and repair of windmills and wind power plants as well as their parts and accessories

Technical and legal consultation concerning windmill and wind power plant projects; development and testing of windmills, wind power plants and of components therefor; research in the field of windmills