NOZZLE ASSEMBLY WITH AIR FLOW ACCELERATION CHANNELS

NOZZLE ASSEMBLY WITH AIR FLOW ACCELERATION CHANNELS

A nozzle assembly is provided for a suction cleaning device. The nozzle assembly includes a body having an edge and a bottom wall. The bottom wall includes an intake opening and a portion extending between the edge and the intake opening. At least one channel is provided within that portion. That ch...

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Bibliographische Detailangaben
Hauptverfasser: GIESKE, JASON R, FEDORKA, THOMAS J, BOWDEN, JASON D
Format: Patent
Sprache:eng ; fre
Schlagworte:
COFFEE MILLS
DOMESTIC ARTICLES OR APPLIANCES
DOMESTIC WASHING OR CLEANING
FURNITURE
HUMAN NECESSITIES
SPICE MILLS
SUCTION CLEANERS IN GENERAL
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Beschreibung
Zusammenfassung:A nozzle assembly is provided for a suction cleaning device. The nozzle assembly includes a body having an edge and a bottom wall. The bottom wall includes an intake opening and a portion extending between the edge and the intake opening. At least one channel is provided within that portion. That channel extends between the edge and the intake opening and has a cross sectional area decreasing in a direction extending from the edge toward the intake opening. Air drawn through the channel is accelerated as i t approaches the intake opening in order to increase the dirt, dust and debris entraining capacity of that air and overall vacuum cleaner cleaning efficiency.