Selective bag or bagless cleaning system

Details Selective bag or bagless cleaning system Selective bag or bagless cleaning system

2008-03-18

2008-03-18

Snider, Theresa T (Department: 3723)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S352000, C015S347000, C055SDIG030, C055S337000, C055S429000

Reexamination Certificate

active

10802966

ABSTRACT:
A vacuum cleaner includes a nozzle assembly and a canister assembly connected to the nozzle assembly. The nozzle assembly includes an inlet. A suction generator is carried on one of the nozzle assembly and canister assembly. A cyclonic separation chamber is carried on one of the nozzle assembly or the canister assembly. The cyclonic separation chamber includes an inlet and first and second outlets. A dirt collection vessel has a dirty air inlet in fluid communication with the first outlet of the cyclonic separation chamber and a discharge outlet in fluid communication with the suction generator.

REFERENCES:
patent: 5135552 (1992-08-01), Weistra
patent: 5779745 (1998-07-01), Kilstrom
patent: 6640385 (2003-11-01), Oh et al.
patent: 7162770 (2007-01-01), Davidshofer
patent: 2002/0046438 (2002-04-01), Oh
patent: 2002/0088079 (2002-07-01), Oh
patent: 2002/0178535 (2002-12-01), Oh et al.
patent: 2004/0177472 (2004-09-01), Go et al.
patent: 2006/0218744 (2006-10-01), Hayashi et al.

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