Brushing – scrubbing – and general cleaning – Machines – With air blast or suction
Patent
1991-04-18
1993-07-06
Moore, Chris K.
Brushing, scrubbing, and general cleaning
Machines
With air blast or suction
153276, 153277, 15352, 15412, A47L 922
Patent
active
052242382
ABSTRACT:
A horizontal canister vacuum having a cover removably attached to the open end of a canister having a motor/fan assembly affixed thereto and cooperating with an air outlet to evacuate air from the interior cavity. A plurality of wheels provided for solidly supporting the canister and attached cover in a horizontal orientation when placed upon a flat surface and wherein accumulated dust particles may be emptied from the vacuum cleaner by removing the cover from the canister when the vacuum cleaner is positioned in a vertical orientation. A clam-shell configuration is provided for packaging the motor/fan assembly to direct air flow through the assembly for cooling thereof.
REFERENCES:
patent: 2219567 (1940-10-01), Spielman
patent: 2277069 (1942-03-01), Burwell
patent: 3334370 (1967-08-01), Boyd
patent: 3513500 (1970-05-01), Hori
patent: 3775951 (1973-12-01), Eicholz et al.
patent: 4783878 (1988-11-01), McCambridge
Moore Chris K.
Ryobi Motor Products Corp.
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