Dirt vessel equipped with cleaning plunger

Details Dirt vessel equipped with cleaning plunger Dirt vessel equipped with cleaning plunger

2007-09-25

2007-09-25

Redding, David (Department: 1744)

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

C055S430000, C055S432000, C055S433000, C055SDIG030

Reexamination Certificate

active

10687317

ABSTRACT:
A vacuum cleaner is provided including a housing, a nozzle inlet, a suction generator carried on the housing and a dirt vessel carried on the housing. The dirt vessel includes a sidewall and an open end. A plunger is received in the dirt vessel. The plunger is selectively displaceable between a first position spaced along the sidewall away from the open end and a second position spaced along the sidewall adjacent the open end.

REFERENCES:
patent: 6003196 (1999-12-01), Wright et al.
patent: 6706095 (2004-03-01), Morgan
patent: 2001/0025395 (2001-10-01), Matsumoto et al.
patent: 2001/0042283 (2001-11-01), Oh et al.
patent: 2002/0129462 (2002-09-01), Matusz et al.
patent: 2823091 (2002-10-01), None
patent: 54019558 (1979-02-01), None
patent: 54028456 (1979-03-01), None
patent: 54096264 (1979-07-01), None
patent: 54103262 (1979-08-01), None

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