WASHING MACHINE Russian patent published in 1994 - IPC

FIELD: home appliance machine building industry. SUBSTANCE: washing machine has the tub for the washing solution. A drive unit is fixedly mounted on the tub. The washing machine further has a high speed actuator with an ultrasonic siren mounted on the drive shaft at the upper peripheral zone of the tub. The washing machine is closed with a replaceable lid. A cantilever projection is provided at the lower part of the drive unit and has the form of a truncated cone with an electromotor located in it. The axis of the projection is sloped to the horizontal surface in the direction of the tub center. The actuator with the ultrasonic siren is set up in the central zone of the tub interior with its operating surface being faced to the tub bottom. EFFECT: improved washing efficiency. 1 dwg