Device for cleaning a surface, comprising at least one rotatable brush
A device for cleaning a surface (11) comprises at least one rotatable brush (3,4) which is provided with flexible brush elements (18) for contacting the surface (11) and picking up dirt particles (10) and liquid which are present on the surface (11) during a dirt pick-up period of each revolution of...
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Format: | Patent |
Sprache: | eng |
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