摘要 |
<p>The machine contains water tub (1) one or more rotary brushes and at least one brush drive mechanism. There are two brushes (2a,b) rotating about brush shafts (3a,b), with the brushes dipping into water in the tub only partly.Pref. the brush shafts are mutually parallel and especially parallel to and above water level in tub. Typically the drive contains an electric motor (5) for max 24 V, particularly 12 V, which can be powered by solar cells and storage batteries, or from mains and is contained in water-tight housing (8) with gear coupling the brushes.</p> |