Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Reexamination Certificate
2003-12-02
2008-12-23
Hail, III, Joseph J. (Department: 3723)
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
C015S355000, C015S368000, C015S415100
Reexamination Certificate
active
07467439
ABSTRACT:
A suction attachment has a suction nozzle and is coupled to a suction channel of a vacuum cleaner by a coupling member. The coupling member is pivotable relative to the suction nozzle about a pivot axis which extends perpendicularly to a main displacement direction of the attachment. The suction nozzle has front and rear brushes. The suction nozzle also has an adjustment mechanism for adjusting the two brushes between retracted and protruding positions relative to the bottom surface of the suction nozzle. The suction attachment further has a rolling member is arranged near the pivot axis. The pivot axis is arranged between the front brush and at least a portion of the rear brush.
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Lijzenga Henk
Splinter Alexander Poul
Hail III Joseph J.
Koninklijke Philips Electronics , N.V.
Muller Bryan R
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