7 Machines and machine tools and parts therefore, namely, hoists, concrete construction machines, dosing machines and systems in the nature of dispensing valves being machine parts, feeding stations in the nature of feed grinding machines, transport and sorting machines and systems in the nature of conveyor lines and sand sorting machines, bearing housings being machine parts, and metal parts, devices and elements for use therefore in the nature of valves being parts of machines; filling machines and systems comprised of filling machines and conveyor lines; air suction machines; devices for gas and liquid and dust extraction, namely, dust collecting machines for chemical processing; dust collecting machines for chemical processing and floor cleaning purposes; packing machines; machines and systems for transporting and dosing and recovering bulk material including shapeless, powdery, grainy, lumpy, gelatinous, pasty and particulate material, namely, conveyor lines and dust collecting machines for chemical processing; conveying machines and systems, namely, rotary blowers, machines for conveying solids, fluids, waste material; vacuum conveying machines and vacuum conveying machines for suction and removing and adding bulk material, namely, shapeless and powdery or grainy and granular and lumpy and gelatinous and pasty and particulate material; sorting machines for sorting solids, fluids, waste for industry; packaging machines; cleaning machines and systems comprised of steam cleaning machines for cleaning industrial solid, fluid and waste material; dry cleaning systems comprised of dry cleaning machines and structural parts therefor; suction devices, namely, suction pumps and nozzles for vacuum cleaners and air suction machines, industrial vacuum cleaners; machines and systems for generating and maintaining vacuum and parts of each, namely, cleaning machines for vacuums; motors other than for land vehicles; vacuum motors not for land vehicles; vacuum pumps and structural parts therefor; machine couplings and transmission components, except for land vehicles; filters for machines in the nature of hoists, vacuum machines, weighing and dosing machines, feeding stations and machines, transport and sorting machines and systems; gas filters for machines in the nature of hoists, vacuum machines, weighing and dosing machines, feeding stations and machines, transport and sorting machines and systems; air filters for use in commercial and industrial machinery, and vacuum machines; filter cartridges being filters for machines in the nature of hoists, vacuum machines, weighing and dosing machines, feeding stations and machines, transport and sorting machines and systems; filter bags being filters for machines in the nature of hoists, vacuum machines, weighing and dosing machines, feeding stations and machines, transport and sorting machines and systems; filter modules being filters for machines in the nature of hoists, vacuum machines, weighing and dosing machines, feeding stations and machines, transport and sorting machines and systems; dust filters for machines in the nature of hoists, vacuum machines, weighing and dosing machines, feeding stations and machines, transport and sorting machines and systems; mechanical seals being motor parts for machines; pumps and structural parts for machines in the nature of hoists, vacuum machines, weighing and dosing machines, feeding stations and machines, transport and sorting machines and systems; vacuum and jet pumps for machines and structural parts therefor; vacuum filters being machine parts; vacuum seals, namely, mechanical seals being machine parts; sieves being machine parts; sieve systems comprised of sieves being machines; vibrating machines and systems for vacuum, weighing and dosing, transport and sorting industry, namely, vibrating machines for conveying solids; ultrasound generating devices and ultrasonic equipment for machines and systems, namely, electric ultrasonic cleaning units for carpet cleaning and vacuum cleaner machines; separators and valves used as structural machine components; vacuum suction cups being structural machine parts; suction fans for machine engines; pressure measuring apparatus, namely, pressure level compensators being machine parts; vacuum conveying machines and structural components and parts therefor; devices in the nature of conveying lines and vacuum conveying systems for conveying bulk material including shapeless and powdery or grainy and granular and lumpy and gelatinous and pasty and particulate material by means of a vacuum or compressed air with weighing and dosing function or with product lock; rotary feeders being conveying machines; lifting jacks, other than hand-operated, namely, lifting columns; machines for breaking up lumps in bulk solids and powders; systems for feeding inert gas and inertization of waste from machines and containers and parts therefor, namely, conveying and packaging machines; product loading stations comprised of loading and unloading machines; machines and systems for processing materials, namely, machines and systems comprised of conveying and packaging machines for processing and conveying and packaging toxic material; sieving equipment, namely, sieves being machines for shapeless, powdery, grainy, granular, lumpy, gelatinous, pasty, particulate, metal, metal-containing and toxic material; separation equipment, namely, centrifugal separators for shapeless, powdery, grainy, granular, lumpy, gelatinous, pasty, particulate, metal, metal-containing and toxic materials; machines and machine components, namely, conveying machines for transporting and feeding and recovering shapeless material, in particular, powder, granules, grain, gel, paste for generative, forming or additive manufacturing processes and devices; machines and machine components, namely, conveying machines for transporting and feeding and recovering shapeless material, in particular powder, granules, grain, gel, paste for 3D printing processes or devices; bearing housings for machines, namely, housings with inert gas supply for machines; generative or additive manufacturing devices, namely, machines for performing additive or additive manufacturing processes in the nature of 3D printers, 3D printers, 3D laser printers; * ; none of the aforesaid goods for use in hydraulic pipe connection systems * sieves being machines of metal; bearing housings for machines of metal; presses of metal for material machining; vacuum switches being structural component parts of vacuum cleaners; wherein all of the foregoing goods are not related to or associated with yarn tensioning devices and other yarn processing and manufacturing devices