Soil-releasing roller for wet or dry carpet-cleaning apparatus

Details Soil-releasing roller for wet or dry carpet-cleaning apparatus Soil-releasing roller for wet or dry carpet-cleaning apparatus

1977-11-18

1979-07-03

Moore, Christopher K.

Brushing, scrubbing, and general cleaning

Machines

With air blast or suction

15141A, 15320, 15383, A47L 530

Patent

active

041595556

ABSTRACT:
A rapid-rotation beater or soil-loosening roller for wet or dry carpet-cleaning apparatus which has a circular axial profile and a plurality of inclined angular projections defining between them annular grooves having widths of several millimeters. The roller is formed unitarily or at least in part of a shape-retentive (rigid) material and the grooves between projections lie along a cylindrical surface.

REFERENCES:
patent: 1919067 (1933-07-01), Lang et al.
patent: 2027938 (1936-01-01), Taylor
patent: 2642600 (1953-06-01), Jones
patent: 3737937 (1973-06-01), Nordeen

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