摘要 |
<p>The device has a cleaning agent, and a frame (11) that holds a rim retainer (14) and a drive (15), where the rim retainer is supported in a rotatable manner and is shifted into rotation by the drive. A control device is provided for partial or complete automatic operation of a cleaning program. The cleaning agent is manually handled, and a positioning unit, positions the cleaning agent over a slot to be cleaned.</p> |