| 摘要 |
The cleaning unit (14) is mounted on a scraper (7) support (9) Preferred features: The cleaner (18), a disc-brush or multilayer fleece, with its axis inclined with respect to the roller axis, is turned by a drive motor (19). It runs along on a carriage (17). A cylinder (20) permits adjustment against the roller. A sensor detects contamination on the roller, adjusting the cleaner against it through the cylinder. The cleaner unit includes a suction tube (23) with slots and a suction hood system, moved along parallel to the axis. This is further detailed and includes sealing lips. The support (9) is a tube of fiber reinforced plastic.
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