SIGMA

Machine tools and mechanical apparatus for the generation of compressed air, vacuum pressure and air flow, namely, compressed air pumps, vacuum pumps, hoses and filters; compressors for machines, namely, reciprocating compressors and screw compressors; blowers for the compression, exhaustion and transport of gases; blowing machines, namely, centrifugal blowers, electric blowers for motors and engines, rotary blowers, axial flow blowers; air suction machines; vacuum pumps being machines; machine parts of air compressors, vacuum pumps and blowers, namely, central screw compressor units and central reciprocating compressors; air compressors; pneumatic transporters; compressed air machines; compressed air machine motors; compressed air pumps; compressed air vessels being parts of machines; pressure tanks being parts of machines; pumps being parts of machines, motors or engines; turbines, other than for land vehicles; machine tools for the compression, exhaustion and transport of gases; pneumatic tools, namely, pneumatic hammers, pneumatic chisels, pneumatic drills; filters for compressed air machines, motors and engines; air filters for motors and compressors; catalytic converters for the adsorption of hydrocarbon vapors; activated carbon absorbers for air compressors and general industrial use, and catalytic converters being parts of machines; activated carbon filters for use in compressed air systems, being parts of machines; high pressure filters being parts of machines; condensate separators being parts of machines; vacuum cleaners; cooling radiators for motors and engines; coolers for motors, compressor machines and blowers, namely, cooling radiators and cooling pumps; air condensers; condenser installations, namely, air-condensers and air-cooled condensers; de-aerators being parts of machines; oil separators and de-oilers for separating oil from air being parts of machines; fittings for compressors and machines, namely, condensation separators, drain taps, dryers, coolers, anti-vibration mountings, controls, pumps, starter and protection panels, electric motors and pipes; fittings for steam engine boilers; taps being parts of machines or motors; mechanical seals being parts of machines; compressed air main charging systems comprised of control devices for the regulation of compressed air being parts of machines; compressed air reservoirs being parts of machines; regulators being parts of machines; speed governors for machines and motors; pressure regulators being parts of machines; pneumatic controls for machines and motors; motors, other than motors for land vehicles; electric motors, other than for land vehicles; generators of electricity; machine housings, namely, housings for compressed air machines, vacuum pump machines, air suction machines, compressors and blowing machines; mounts for machines, namely, leveling mounts for machines; stands for machines; tables for machines, namely, tables specially adapted to hold powered machinery; couplings and driving belts for machines, other than for land vehicles; gear boxes, other than for land vehicles; ball-bearings for use in compressed air machines; shaft couplings as parts for machines; cranks being parts of machines; crank shafts for the compression, exhaustion and transport of gases; machine wheels; axles for machines; pump diaphragms; air compressors, namely, superchargers; turbo air compressors; fans for motors; anti-pollution devices for motors and compressors, being parts of machines and motors; heat exchangers being parts of machines; pneumatic, hydraulic and mechanical controls and pneumatic, hydraulic and mechanical regulators, all being parts of machines, for compressors, blowers and vacuum pumps

Electric and electronic controls for air compressors, air blowers, vacuum pumps, and air treatment apparatus and air treatment devices, namely, air dryers, air filters, air purifiers, air coolers, condensate drains and oil mist eliminators; electric and electronic regulating devices for regulating gas flow of compressors, blowers, vacuum pumps, and air treatment apparatus and air treatment devices, namely, air dryers, air filters, air purifiers, air coolers, condensate drains and oil mist eliminators; electric and electronic control apparatus and regulating devices for process control, machine control and remote control of industrial processes; measuring devices for air treatment technology, automatic time switches, automatic weighing machines; data processing and acquisition equipment, devices and apparatus, all solely as peripheral devices or for the control of machines and mechanical devices for the generation of compressed air, vacuum and air flow or for the treatment of compressed air; computer programs recorded on data carriers and in data memories, namely, software for industrial automation and for operating, controlling, monitoring, sequencing, protecting and maintaining air compressors, air blowers, air dryers, air filters, air purifiers, air coolers, condensate drains and oil mist eliminators, all solely for peripheral devices or for the control of machines and mechanical devices for the generation of compressed air, vacuum and air flow or for the treatment of compressed air; computers; computer installations, namely, computer hardware solely as peripheral devices or for the control of machines and mechanical devices for the generation of compressed air, vacuum and air flow or for the treatment of compressed air; computer output equipment, namely, printers, recorders for data capture, plotters, terminals, screens, other visual display units, solely as peripheral devices or for the control of machines and mechanical devices for the generation of compressed air, vacuum and air flow or for the treatment of compressed air; apparatus and devices for data transmission, solely as peripheral devices or for the control of machines and mechanical devices for the generation of compressed air, vacuum and air flow or for the treatment of compressed air; electrotechnical and electronic user interface apparatus and devices, namely, electric control panels; sensors for the acquisition of physical quantities, namely, the pressure, temperature, voltage, power consumption, amplitude of vibration, operation time, humidity and flow rate of air and other gases; devices for the recording, transmission and reproduction of sound, images and data

Air flow control and regulating devices for air treatment apparatus and air treatment devices, namely, for air dryers, air filters, air purifiers, air coolers, condensate drains and oil mist eliminators