Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1989-01-23
1989-12-26
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15354, A47L 906
Patent
active
048888516
ABSTRACT:
The invention comprehends the use of a brush mounting housing mounted over a nozzle housing so as to dispose brushes forwardly and rearwardly of a nozzle opening. The brush mounting housing is pivotally mounted relative to the nozzle housing so that the forward and rearward brushes may be movable relative to the nozzle. The brush mounting housing is advantageously pivoted to the nozzle at the location of nozzle housing pivot to a wand coupling for the floorcare appliance.
REFERENCES:
patent: 3013294 (1961-12-01), Ostrom
patent: 3040364 (1962-06-01), Carlberg
patent: 3040368 (1962-06-01), Nilsson
patent: 3204281 (1965-09-01), Lamken et al.
patent: 3729769 (1973-05-01), Sharpless
patent: 3952363 (1976-04-01), Lindman
patent: 4638526 (1987-01-01), Murata et al.
Crouser Darwin S.
Weber Vincent L.
Moore Chris K.
The Hoover Company
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