FIELD: everyday facilities. SUBSTANCE: brush has a body in the form of a cap, vacuum source communicating with the cap through a tube, working member installed in the cap and provided with a drive for its rotation. The brush has a tank for detergent liquid connected with the working member by means of hollow transmission. The cap bottom part is closed with a perforated plate. The total area of perforations makes up 30 to 45% of the plate area. EFFECT: enhanced effectiveness. 3 dwg
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Authors
Dates
1994-08-30—Published
1991-10-09—Filed