Lawnmowers; Automatic swimming pool cleaners and parts therefor; Brushes for vacuum cleaners; Dust exhausting installations for cleaning purposes; Electric machines and apparatus for cleaning swimming pool; Filters being parts of engines; Garbage disposal units; Oil-water separators for pneumatic controls being part of machines; Pumps for machines; Rubber tracks being parts of agricultural machines; Water pumps for use in motors and engines; Wet-cleaning washing machines