Drives for motors; Drives for machines; Drives for vacuum pumps; Servo-drives for motors; Drive belts for vacuums; Drive belts for machines; Variable speed drives for machines; Power tools, namely, hammer drivers; Machine parts, namely, gear drives; Machine parts, namely, fluid drive couplings; Motors, gears and drives for orientating solar panels; Parts of wind turbine motors, namely, compact drive systems; Variable speed hydrokinetic and hydrodynamic drive which transmits power through the kinetic energy principle of a fluid or liquid in motion; Variable frequency drives for large power applications in the oil and gas, metal, marine and other Industries; Variable frequency drives for motors, other than for land vehicles; Electric motors for machines with a digital servo drive controller; Driving motors, other than for land vehicles; Driving chains other than for land vehicles; Gears and enclosed drives for industrial machinery; Hydrostatic drives other than for land vehicles; Drive system having two or more synchronous motors coupled through clutches to drive a common load