Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate
2006-10-24
2009-12-15
Redding, David A (Department: 3723)
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
C015S334000, C015S339000
Reexamination Certificate
active
07631392
ABSTRACT:
A vacuum cleaner base has a brush chamber having at least a portion that is transparent, a brush rotatably mounted in the brush chamber, and an elastomeric bumper that surrounds at least three sides of the brush chamber. The bumper is translucent at least where it overlaps that portion of the brush chamber that is transparent.
REFERENCES:
patent: 4392271 (1983-07-01), Sepke
patent: 6289552 (2001-09-01), McCormick
BISSELL Homecare Inc.
McGarry Bair PC
Redding David A
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