Vacuum cleaner with improved brush

Details Vacuum cleaner with improved brush Vacuum cleaner with improved brush

1976-10-29

1977-08-23

Moore, Christopher K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15182, 15383, A47L 530

Patent

active

040429970

ABSTRACT:
A vacuum cleaner is provided with a suction nozzle and a cylindrical rotary brush. The brush includes a plurality of generally longitudinally extending rows of uniform bristle tufts. Alternate tufts in alternate rows are spaced at about twice the distance as the remaining more closely spaced tufts and prepare the carpet for sweeping by the latter.

REFERENCES:
patent: 2659921 (1953-11-01), Osborn
patent: 3939521 (1976-02-01), Clark

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