Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1975-07-28
1977-09-06
Moore, Christopher K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
15378, 15402, 15422, A47L 906
Patent
active
040458407
ABSTRACT:
A vacuum cleaner nozzle tool that is connected to a source of negative pressure and which functions to clean deep pile carpet or shag rugs in an efficient manner and which at the same time raises the pile of the rug or carpet in order to improve the appearance thereof. To achieve this objective the nozzle is provided with slide means of a particular configuration.
REFERENCES:
patent: 3668735 (1972-06-01), Dupea
patent: 3771193 (1973-11-01), Hageal
patent: 3816872 (1974-06-01), Bayless et al.
patent: 3894308 (1975-07-01), Carr
Aktiebolaget Electrolux
Miller Alfred E.
Moore Christopher K.
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