FIELD: household appliances. SUBSTANCE: vacuum cleaner comprises casing with air inlet hole, dust receiver, filter, air suction unit, closing air outlet hole, hose-attaching bushing , compartment for additional filter with air flow dispersing device, movable bushing installed coaxially on hose-attaching bushing, with a closing flange whose geometrical shape matches the shape of closing air outlet hole, and spring installed between the flange and casing on hose-attaching bushing, coaxially therewith. The flange area is larger than that of the hole while the hose-attaching bushing is positioned in the closing air outlet hole. EFFECT: improved design. 2 dwg
| Title | Year | Author | Number | 
|---|---|---|---|
| VACUUM CLEANER | 1991 | 
 | RU2019121C1 | 
| VACUUM CLEANER | 0 | 
 | SU1268143A1 | 
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 | RU2250745C2 | 
| VACUUM CLEANER | 0 | 
 | SU1743579A1 | 
| VACUUM CLEANER | 1991 | 
 | RU2009661C1 | 
| VACUUM CLEANER | 0 | 
 | SU1694106A1 | 
| INDUSTRIAL VACUUM-CLEANER | 1991 | 
 | RU2027397C1 | 
| VACUUM CLEANER | 1994 | 
 | RU2104666C1 | 
| LIQUID VACUUM CLEANER WITH ONE OR MORE SUCTION BRANCH PIPES | 2004 | 
 | RU2269919C2 | 
| AUTOMATIC VACUUM CLEANER WITH TWO LIQUID FILTERS USED FOR DRY AND WET CLEANING OF ROOMS | 2003 | 
 | RU2228134C1 | 
Authors
Dates
1994-11-15—Published
1991-07-15—Filed