7 Machine couplings and transmission components namely tensioners, pulleys, tensioning idlers, adjustable lock center pulleys, lockable tensioning devices, dual pulley tensioning systems; toothed belts and v-belts, low modulus belts; clutches and alternator decouplers, accessories and parts for asynchronous and synchronous belt drive systems, other than for land vehicles; engine timing components, namely, sprockets and pulleys variable diameter pulleys, adjustable pulleys, dual pulley tensioning systems comprised of engine timing components, namely, sprockets and pulleys, variable diameter pulleys, adjustable pulleys, dual pulley tension systems of for power transmission belts for use with machines and engines all being parts of machines; tensioners, lockable tensioning devices, namely belt tensioners for maintaining a belt tension on an engine accessory belt drive, being parts of engines, machines or motors; belts for engines, motors or machines; power transmission belts, variable speed belts for engines, motors or machines; timing belts for engines and motors for land vehicles; v-ribbed belts for engines, motors or machines; v-belts for engines, motors or machines; crankshaft dampers for engines for machines; belts for material handling for conveyors; conveyor belts; belts for linear motion control for machines; flexible couplings for coupling rotating shafts in land vehicle engines; caps for engine oil intakes; hose crimping machines; radiator caps for cooling radiators for motors, engines and vehicles; machines parts, namely flexible couplings for coupling rotatable shafts and transmitting power there between; couplings for use in machinery of all kinds other than those for land vehicles; multi-ribbed belts for machines and engines; fan belts for motors; dynamo belts for machines; alternator, dynamo, decouplers for machines, namely a clutch to disconnect an alternator depending on a belt load condition; couplings for pneumatic apparatus, namely mechanical transmission machines, milling machines, mixing machines, moulding machines, pneumatic machines, remotely controlled lifting and manipulating machines, rotating electrical machines and sealing machines for industrial purposes; couplings for machines other than for land vehicles; flexible couplings being parts of machines; fluid couplings for machines other than for land vehicles; hydraulic couplings for engines other than for land vehicles, also being parts of machines; hydraulic quick release couplings for high pressure hoses; shaft couplings other than for land vehicles; power transmission couplings not for land vehicles; safety couplings for machines other than for land vehicles; industrial motion control components namely belts and pulleys for machines; timing belts for synchronous conveying, linear positioning and power transmission for machines, motors and engines used in industrial applications; timing belts for machines, motors and engines used in industrial applications including linear belts, profile belts, welded belts, flex belts, wide belts, vacuum belts, self tracking belts and flat belts; water pumps for land vehicle engines; synchronous belts and drive belts for conveyors or machines; synchronous and toothed belts for machines for industrial applications; electronically controlled belt tensioners for machines whereby belt tension forces are controlled; engine transmission belts for land vehicles; belt tensioner control systems, comprising microprocessors, actuators, and force measurement instruments using software for the control of tension forces for machines; flat belts for vertical movement for machines; flat belts for machines wound on shafts for moving or lifting platforms and/or weights; non-metallic belt sprockets and pulleys being parts of machines; power transmission drive components namely low modules belts, clutches and alternator decouplers; parts and components for a synchronous belt drive systems and parts and components for synchronous belt drive systems, other than for land vehicles, namely belts and pulleys; auxiliary power units for use in land vehicles for supplying electrical and mechanical power to the land vehicle when the land vehicle main engine is not operating