Automatic swimming pool cleaners and parts therefor; Dish washing machines featuring a wash arm for the wash cycle; Dust filters and bags for vacuum cleaners; Electric fans, ventilators and blowers for motors and engines; Electrical water pumps for swimming pools; Electrically-powered kitchen appliance for dicing, mincing, slicing and chopping food; Hydraulic door closers; Machine parts, namely, bearing inserts; Machine parts, namely, joints and joint parts for connecting sliding strips, plates and guides; Machines, namely, crushers, impact mills, breakers, pulverizers, mixers and blenders and parts therefor, for industrial and commercial applications; Parts for compressed-air tools, namely, brakes, filters, hoses, pipes, couplings valves, switches, compressors, clamping tools and injectors; Pneumatic controls for machines, motors and engines; Pressure switches and sensors for monitoring, controlling, and switching hydraulic or pneumatic systems sold as an integral component of injection molding machines; Pumps as parts of machines, motors and engines; Variable speed wash system comprised of a variable speed motor, pulley and flywheel drive system and sold as an integral component of clothes washing machines