SUPERSONIC COMMERCIAL WASHING MACHINE FOR WASHING OF WOVEN ARTICLES IN LAUNDRIES Russian patent published in 2008 - IPC D06F19/00 

FIELD: equipment for washing large volumes of articles in laundries.

SUBSTANCE: supersonic washing machine has connection wire, casing with sealing covers, multiple-cascade supersonic generator (80-140 kHz), one or more stationary supersonic emitters of any type (up to 10 W). Emitters are arranged in opposite relation or offset with respect to one another in horizontal or vertical plane. Washing machine has safety valve. Supersonic emitters are connected through outside wiring to multiple-cascade generator equipped with automatic stepped frequency adjustment means. Emitters are positioned in mid portion of side walls, on detachable trays manufactured from supersonic sound-conductive materials. Gap between casing and inner drum is up to 0.12 m. Washing machine is further provided with viewing holes, perforated, netted or netted-perforated inner drum, hermetically sealed process hole with composition introducing tray, and steam-type or electric heater. Drum has adjustable rotational speed.

EFFECT: reduced washing process costs, decreased power consumption and reduced extent of manual processes, simplified treatment and improved cloth washing quality.