7 Chains, cable drag chains, belts, pulleys, couplings, clutches, and torque limiters, all for power transmission in industrial machines; chains for conveyors; sprockets for conveyor and power transmission machinery; conveyors, bucket elevators, lifters being elevators, carousels being rotating machines and sorters being sorting machines, all for handling materials; shaft couplings as parts of machines; torque converters, not for land vehicles; limiting devices, namely, over-load clutches for machines; key-less shafts for machines; hub coupling devices in the nature of couplings, not for land vehicles; engines, not for land vehicles; gear, linear, and inverter motors other than for land vehicles; electric motors, not for land vehicles; engine timing components, namely, cam sprockets, crankshaft sprockets, chains, tensioners being chain and belt tensioners, tensioner levers being levers for chain and belt tensioners, and chain guides being guides for chains, all for machines; electrically powered linear actuators; pneumatic linear actuators; shock absorbers for machines; cylinders for motors and engines; index drives for use in industrial machines; industrial robots; continuously variable speed changers for use in industrial machines, namely, speed change gears for machines; speed governors for machines, engines and motors; speed reducers for machines, namely, speed reducing gears for machines; speed reducers for electric motors, namely, speed reducing gears for electric motors; gears for machines; gear boxes other than for land vehicles; bearings, as parts of machines; agricultural machinery, namely, combines; agricultural machinery, namely, harvesters