Vacuum cleaner with dirt vessel and separate filter assembly

Details Vacuum cleaner with dirt vessel and separate filter assembly Vacuum cleaner with dirt vessel and separate filter assembly

2008-03-18

2008-03-18

Redding, David A (Department: 3723)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C015S353000, C055S429000, C055SDIG030

Reexamination Certificate

active

10686917

ABSTRACT:
A vacuum cleaner includes a housing, a nozzle inlet, a suction generator carried on the housing and a dirt collection assembly carried on the housing. The dirt collection assembly includes (a) a dirt vessel having an outer sidewall, an inner sidewall, a bottom wall, an inlet and an open end and (b) a filter assembly including a base that covers the open end of the dirt vessel, a manifold housing, a filter chamber and a filter element held in the filter chamber.

REFERENCES:
patent: 5307538 (1994-05-01), Rench et al.
patent: 6260234 (2001-07-01), Wright et al.
patent: 6353963 (2002-03-01), Bair et al.
patent: 6358290 (2002-03-01), Huttlin
patent: 6391095 (2002-05-01), Conrad et al.
patent: 6401295 (2002-06-01), Bair et al.
patent: 6591446 (2003-07-01), Bair et al.
patent: 6810557 (2004-11-01), Hansen et al.

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