Vacuum cleaner

Details Vacuum cleaner Vacuum cleaner

1988-10-06

1989-08-01

Moore, Chris K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15257B, A47L 900

Patent

active

048522082

ABSTRACT:
A vacuum cleaner comprising a cleaner body having a dust chamber formed with a suction opening and a fan chamber, the fan chamber having an air discharge opening, and drive control circuit for controlling the operation of the fan, the cleaner body being provided with an air channel in its interior for holding a portion of the fan chamber at the air discharge side of the fan in communication with the dust chamber and a shutter plate for closing the suction opening of the dust chamber, organism killing operation means for driving the fan after the cleaning operation to cause air to flow through the dust chamber, the fan chamber and the air channel into the dust chamber in circulation by the action of the closure means and kill noxious small organisms in the dust trapped in the dust chamber by heating.

REFERENCES:
patent: 2632912 (1953-03-01), Cuddeback
patent: 2648396 (1953-08-01), Kirby
patent: 3975790 (1976-08-01), Patterson
patent: 4485519 (1984-12-01), Collier

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