Vacuum cleaner equipped with dirt cup and separate filter...

Details Vacuum cleaner equipped with dirt cup and separate filter... Vacuum cleaner equipped with dirt cup and separate filter...

2007-12-11

2007-12-11

Redding, David (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C055S429000, C055SDIG030

Reexamination Certificate

active

10683188

ABSTRACT:
A vacuum cleaner includes a housing, a nozzle inlet, a suction generator, a dirt cup and a filter assembly. The suction generator, dirt cup and filter assembly are all carried on the housing. The dirt cup includes an inlet and an outlet that provide fluid communication between the nozzle inlet, the dirt cup and the suction generator. The filter assembly is also provided in fluid communication with the nozzle inlet, the suction generator and the dirt cup. The filter assembly includes a filter holder displaceable between an open position and a closed position and a filter element that is held in the filter holder.

REFERENCES:
patent: 5230722 (1993-07-01), Yonkers
patent: 5681363 (1997-10-01), Tucker et al.
patent: 6311366 (2001-11-01), Sepke et al.
patent: 6341404 (2002-01-01), Salo et al.
patent: 6406505 (2002-06-01), Oh et al.
patent: 6532620 (2003-03-01), Oh
patent: 2002/0166199 (2002-11-01), Boles et al.
patent: 56-136642 (1981-10-01), None
patent: 56-136650 (1981-10-01), None

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