Filter device, useful for freshwater- and saltwater tanks, comprises a filter chamber enclosing housing, a rotatable filter drum arranged in filter chamber, and a filter band led over from a discharge roller to receiving roller

摘要

Filter device (10) for freshwater- and saltwater tanks, comprises a filter chamber (15) enclosing housing, a rotatable filter drum (30) arranged in filter chamber, and a filter band (40) led over to a portion of its circumference, from discharge roller (50) to receiving roller. The receiving roller is drivable such that the filter band is wound from discharge roller onto receiving roller. The filter drum rotates at an operating speed. The filter device comprises means for rotating filter drum with a changing speed. The filter drum comprises means for fastening a front edge of filter band. Filter device (10), preferably for freshwater- and saltwater tanks, comprises a filter chamber (15) enclosing housing, a rotatable filter drum (30) arranged in the filter chamber, a filter band (40) led over to a portion of its circumference, from a discharge roller (50) to a receiving roller. The receiving roller is drivable such that the filter band is wound from the discharge roller onto the receiving roller. The filter drum rotates at an operating speed. The filter device comprises means for rotating the filter drum with a changing speed, which is higher than the operating speed. The filter drum comprises means for fastening a front edge of the filter band.