Fan clutches, fan clutches with angular gear, clutch-brake combinations, synchronous clutches, magnetic clutches, magnetic brakes, hysteresis brakes and eddy current brakes including appendant control systems for mechanical engineering, namely for mechanical weaving looms and gate drives; electromagnetic clutches, hysteresis clutches, eddy current clutches

Electronic control systems for optimisation of the fan power for land vehicles; electronic control systems appendant for mechanical engineering, namely for mechanical weaving looms and gate drives