CYCLONE DUST-ENTRAPPING DEVICE FOR WET-DRY VACUUM CLEANER Russian patent published in 2008 - IPC A47L7/00 A47L9/16 

FIELD: household appliances.

SUBSTANCE: proposed cyclone dust-entrapping device is designed for wet-dry vacuum cleaner. Device contains cyclone unit separating dust and dirt and water from sucked in air, dirt receiver made in lower part of cyclone unit and designed for collecting dirt and water separated by cyclone unit, and reservoir for clean water made integral with dirt receiver. Cover for dirt is attached to upper part of dirt receiver, Said cover has aperture for dirt to provide falling of dirt and water separated by cyclone unit into dirt receiver and prevent reverse getting of water and dirt accumulated in receiver into cyclone unit Cyclone unit contains air discharge hole to let out air cleaned from water and dirt. Aperture for dirt is arranged near periphery of lower surface of cover being made of strip of length to form angle from 160° to 180° between opposite ends of said aperture and center of said cover cyclone dust entrapping device can be provided with water blocking member surrounding air discharge hole and designed to prevent discharge of water sucked together with air and provided with cutout part in lower part to let out water passing into inner part of water blocking member. Cutout part of water blocking member has length at which angle between opposite ends of said part and center of water blocking member is approximately 80° to 90°.

EFFECT: improved reliability.

16 cl, 8 dwg