7 Safety guards for universal joint shafts and safety shields made of metal, all being parts of machines; clutches, brakes, brake discs, calipers and blocks, bearings, and gear wheels, all for machines; non-metal structural tubes for machines and engines; non-metal tubes for conveying fluids in machines and engines; non-metal connecting hoses for machines; air intake tubes, compressed air tubes, boiler tubes, high-pressure hoses, non-metal tube fittings, and metal clamps, all being parts of machines; connectors, namely couplings for machines; non-metal clamp connectors for piping; hydraulic connectors being parts of machines; hydraulic connectors being parts of motors; non-metal structural hoses for machines and engines; hoses for transferring hydraulic fluid within a machine; metal clamps for holding piece parts on machine tool tables, and for holding pipes and tubing during machining operations; magnetic clamps and manually-operated clamps being parts of machines; machine parts, namely transmission shafts, propeller shafts, connecting shafts, and coupling shafts; shafts, namely cardan shafts, crank shafts, double joint shafts, drive shafts, flexible shafts, power-take-off shafts, propeller shafts, pump shafts, shafts for ball bushings and for machines, spindle shafts, and transmission shafts, all being parts of machines and hydraulic turbines, air turbines, steam turbines, gas turbines, fluid operated turbines, turbines for power generators; couplings for machines, namely, viscous couplings, fluid couplings, hydraulic couplings, hydraulic quick-release couplings, articulated couplings, free wheel couplings, flexible couplings, couplings for farm machines, couplings for agricultural implements, couplings for hydraulic apparatus, couplings of metal for hydraulic apparatus, couplings for pneumatic apparatus, machine tool couplings, gear couplings, jaw-type shaft couplings, fabric disc couplings, flexible shaft couplings, overload couplings, and water swivels being hydraulic couplings; universal and double universal joints, constant velocity joints, cardan type and hooke's type joints, bearing assemblies, steering mechanism joints and couplings, wheels, wheel bearings, hubs, axles, gears and gearboxes, differentials and locking differentials, all being parts of machines and of engines and of agricultural implements; transmissions, namely power transmissions, differential transmissions for machines; machine parts and components, namely, drive transmissions, gear transmissions, and hydraulic transmissions, cross pieces, bearing cups, bearings, yokes, rubber boots, plastic boots, outer races, cages, connecting shafts, brake discs, brake calipers, and brake blocks, transom connectors, wheel bearings, hubs, axles, filters, actuators, timing chain tensioners, and timing belt pulleys, and replacement parts and fittings for all the aforesaid goods; gears and gearboxes for agricultural implements and machines; fluid-operated machines for making connections between metal tubes; agricultural machines, namely, cultivators, harvesters, harrows, seeders, threshing machines, reaping machines, tillers, rotivators, balers, ploughs, tractors; air filtering units for machines; centrifugal machines, namely, compressors, pumps, separators, blowers, exhausts; compressors for machines; machine motors, namely electric motors, geared electric motors, alternating current motors, direct current motors, electric driving motors for machines, compressed air motors, diesel motors for machines and stationary plants, hydraulic motors, drive motors, brake motors, and geared motors; fans, namely compressing fans for machine engines, fans for cooling vehicle engines, fans for engines, and motorized fans for machines; pumps, namely water pumps for vehicles, fuel pumps for use in engines, oil pumps for use in motors and engines, centrifugal pumps, circulating pumps, compressed air pumps, fuel injection pumps, high-pressure pumps, lubrication pumps, pneumatic pumps, hydraulic pumps, pressure pumps, and pressure vacuum pumps, all being machine parts; machine parts, namely heat pumps for use in machines; air turbine starters for machines, engines, and motors, all not for land vehicles; jump start motors; power generators and transmitters that include hydraulic lines and pumps connected to a motor; hydraulic cooling and power systems, comprising power generators and transmitters that include hydraulic lines and pumps connected to a motor, power packs, motors, pumps, integrated circuit, integrated valves, hoses and lines, cylinders, cooling units, reservoirs, and filters; hydraulic and pneumatic flow control manifold assemblies; filters, namely air filters for mechanical purposes, filters for internal combustion engines, filters for liquid hydrocarbons in engines or motors, fuel filters, oil filters, lubricant filters, grease filters, and oil vapor filters; generators, namely alternating current generators, diesel electric generators, electric generators, electric power generators, engine-driven generators, gas generators, and tachometer generators; actuators, namely actuators for dampers, actuators for mechanisms, pneumatic, hydraulic, and mechanical actuators for valves, actuators incorporating a gear mechanism for pipeline valves, hydraulic actuators, electro-hydraulic actuators, fluid pressure-operated actuators, pneumatic actuators, linear actuators, rotary actuators, and pneumatic valve actuators; starting equipment, namely starter motors for motors and engines; valves, namely air delivery valves, air switching valves, butterfly valves, cheek valves, clack valves, compressed air pilot valves, compressed air switch valves, hydraulic, mechanical, pneumatic, dosing valves, double-bleed valves, engine valves, flat valves, fluid valves, hydraulic servo-valves, hydraulic valves, lever regulating valves, non-return valves, pneumatic valves, sludge valves, spray valves, stop valves, suction valves, tapping valves, throttle valves, regulating valves, servo controller valves, shutter valves, slide valves, and vacuum control valves; pneumatic and/or mechanical aspirators for life-savings rafts and dinghies; turbines, namely hydraulic turbines, air turbines, steam turbines, gas turbines, fluid-operated turbines, and turbines for power generators; compressors, namely turbochargers for vehicles, compressors for super-charging internal combustion engines of air vehicles, land vehicles, and of water vehicles, gas compressors, air compressors for internal combustion engines, pneumatic compressors, refrigerant compressors, refrigeration compressors, rotary air compressors, and screw air compressors; and components, namely, cross pieces, bearing cups, bearings, yokes, rubber boots, plastic boots, outer races, cages, and connecting shafts, drive discs, calipers, blocks, transom connectors, wheel bearings, hubs, axles, filters, actuators, timing chain tensioners, timing belt pulleys and replacement parts, and fittings for all the aforesaid goods; metal and non-metal engine gaskets for vehicles; cam lock fittings and cam lock couplings for vehicles; air filters for motors and engines; carburetors, cam followers, distributors, exhaust valves, flywheels, crankshafts, cylinders, pistons for engines, compressors, fluid pressure actuators, pumps, and valves, exhaust manifolds, sump pumps, alternator coils, air condensers, baffle plates, engine fans, pressure plates, fulcrum rings, diaphragm springs, track rods, pneumatic and hydraulic flow control manifold assemblies and actuators; compressed air motors, diesel motors for air vehicles, ships, stationary plants, and for water vehicles, hydraulic motors, drive motors, marine motors, boat motors, machine motors, motors for aeronautical purposes, motors for locomotion by air or water, motors for tractors used other than for transportation purposes, brake motors, and geared motors; electric driving motors for air vehicles, water vehicles, and aircraft; heat exchangers for machines and engines, namely exhaust gas heat exchangers for machines and engines; mechanical de-icers for aircraft