Ball transfer units for use in carrier device, conveyor system or positioning system; Car washing and vacuuming equipment, namely, machines for washing the exterior surface of an automobile vehicle and vacuuming the interior of such vehicle, where the equipment is manually-operated by the user; Conveying system equipment, namely, blowers; Electric generators and related equipment, namely, automatic standby electric generator sets; Electrical and electronic apparatus and equipment all for use in generating energy obtained from alternative energy sources; High-pressure pumps for washing appliances and installations; Industrial surface treatment equipment, namely, corona treatment systems comprised of a high frequency, high voltage generator, transformers, electrodes, ozone filter and treatment station and structural parts therefor; Industrial surface treatment equipment, namely, plasma treatment systems comprised of a high frequency, high voltage generator, treating heads and nozzles and structural parts therefor; Industrial surface treatment equipment, namely, vacuum plasma treatment systems comprised of a high frequency, high voltage generator, controls, and treatment chamber and structural parts therefor; Lifting installations for the transport of persons and goods; Mechanical and pneumatic hoisting apparatus; Metal parts and fittings for power-operated lifting equipment; Pneumatic air preparation equipment, namely, airline filters, lubricators, and regulators, all being parts of machines; Pneumatic ball transfer units for use in carrier device, conveyor system or positioning system; Power-driven cleaning device for industrial air pollution control equipment, namely, a device that produces high intensity impulse waves that loosen collected or impacted dust and debris without damaging the equipment; Power-operated lifting and moving equipment, namely, pipe layers, fork lifts, telehandlers, and lifts; Power-operated spray equipment for applying thermoplastic road marking paints; Semiconductor exposure apparatus for use in manufacture; Soldering apparatus, electric; Storage machinery, namely, a vertical hoist for raising and storing recreational equipment, sporting goods and household items elevated from ground level