Rotary surface cleaning tool
617552 A rotary cleaning tool has an array of suction shoes alternating with rows of spray nozzles around the periphery of the circular underside of the tool. A means for generating a pumping action in branch passages of a vacuum manifold between the shoes and the plenum is provided.
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | 617552 A rotary cleaning tool has an array of suction shoes alternating with rows of spray nozzles around the periphery of the circular underside of the tool. A means for generating a pumping action in branch passages of a vacuum manifold between the shoes and the plenum is provided. |
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