[Class : 7] Mechanical Power Transmission Equipment For The Energy Industry, Namely Gears, Drives, Gearboxes, Gear Housings, Gear Units, Girth Rings, Presses, Shafts, Clutches, Couplers, Gear Wheels, Gear Trains, Gear Clusters, Pinions, Differentials, Gear Racks, Torque Limiters, Idlers, Tighteners, Sheaves, Variable Pitch Sheaves, Bearings, Bearing Seals, Adaptor Bearings, Pillow Blocks, Flange Blocks, Take Up Units, Take Up Frames, Bushings, Belts, Flexible Couplings, Roller Chain Drives, Sprockets, Roller Chains, Pulleys, Motor Bases, Chain Tools, Keys, Set Collars, Hubs, Keystock, Speed Reducers, Geared Sprockets, Electrical Adjustable Speed Drives, Ac And Dc Electric Motors Not For Land Vehicles, Clutches, Clutch Brakes, Clutch Brake Couplings, Antifriction Bearings, Bearing Seals, Rubber Belting In Which Cords Are Embedded, Flexible Link Belting, Synchronous Drive Belts, Springs, Pins, Retainer Rings And Wire For Maintaining A Uniform Air Gap In Electromagnetic Friction Clutches And Brakes, Ball Screws, Machinery Shaft Couplings, Conveyor Pulleys, And Locking Collars For Antifriction Bearing Units.