VACUUM CLEANER (VARIANTS) Russian patent published in 2008 - IPC A47L9/16 

FIELD: invention refers to vacuum cleaner assigned for separation particles from air sucked into it with usage of cyclone principle.

SUBSTANCE: in one of variants vacuum cleaner has body of vacuum cleaner having inlet opening of body and outlet opening of body. Moreover air sucked in with inlet headpiece is supplied through inlet opening for discharging through outlet opening. Installation has also primary cyclone for separation of particles from coming in air having first inlet opening of primary cyclone connecting with inlet opening of body and first outlet opening. At least one secondary cyclone is placed outside of primary cyclone for repeated separation of particles containing in air discharged from first cyclone. First connecting hose of vacuum cleaner connects first inlet opening of primary cyclone and inlet opening of body with each other. Arrangement has also part for storage of dust separated with first cyclone and with at least one secondary cyclone and lamellar filter having multiple of plates installed at given angle and supporting element supporting multiple of plates. At that lamellar filter is placed inside primary cyclone for filtration of air in primary cyclone, at that lamellar filter has form of cone narrowing downwards.

EFFECT: constructive characteristics of invention allow improve characteristics of collecting dust and reduce resistance to flow.

16 cl, 8 dwg