Household vacuum cleaners; Vacuum cleaners for cleaning upholstery, surfaces, carpets, and floors; Dust removal devices for cleaning upholstery, surfaces, carpets, and floors; Electric machines and apparatus for floor and carpet cleaning, in particular for use in the fields of interior maintenance of households and commercial buildings; Industrial vacuum cleaners; Self-propelled road sweeping machines; Steam cleaning appliances; Central vacuum cleaners; Rechargeable floor sweepers; Dust collection device for rechargeable floor sweepers; Dust filters and collectors for vacuum cleaners; Apparatus for separating particles from an airflow for removing dust and debris from the airflow in vacuum cleaners, namely, dust separators; Dust suction installations for cleaning purposes, namely, suction nozzles for vacuum cleaners; Dust removing installations for cleaning purposes; Structural parts and replacement parts for robotic floor and carpet cleaning and vacuum machines, namely, mopping cloth, apparatus for cleaning mopping cloth, and combined apparatus for cleaning mopping cloth and dust collection; Handheld vacuum cleaners; floor scrubbing machines and structural parts thereof; floor washing machines and structural parts thereof; floor polishing machines and structural parts thereof; electric machines for carpet shampooing and structural parts thereof; Structural parts and replacement parts for floor and carpet cleaning and vacuum machines, namely, bags, belts, and filters; dust filters and bags for vacuum cleaners; floor tools specially adapted for use with vacuum cleaners, namely, floor tool cleaner heads, hoses, and brushes