Vacuum cleaner having edge cleaning features

Details Vacuum cleaner having edge cleaning features Vacuum cleaner having edge cleaning features

1974-06-03

1976-03-09

Blum, Daniel

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15416, A47L 900

Patent

active

039422194

ABSTRACT:
A vacuum cleaner having edge cleaning features comprising a cleaner body with a floor contacting suction chamber and a suction duct leading from the chamber, an edge auxiliary cleaning chamber at one end of the suction chamber and communicating through a port with the suction duct, a valve within the cleaner body movable between open and duct restricting positions for selective full nozzle cleaning and edge cleaning with suction through the auxiliary cleaning chamber when the valve is open and operating means accessible from the exterior of the cleaner for the moving of the valve between said positions.

REFERENCES:
patent: 2296462 (1946-09-01), Betts
patent: 2348861 (1944-05-01), Smellie
patent: 2953808 (1960-09-01), Carmack

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