Discharge technology for plastic filters
AssigneeEttlinger Kunststoffmaschinen GmbH
InventorRoderich ETTLINGER
Life of this patent
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Abstract
A discharge device is for a filtering device for separating impurities from a material melt, in particular a low-viscosity polymer melt. The discharge device includes a discharge shaft with a pressure screw conveyor and a discharge head. Also disclosed is a filtering device including a cylindrical drum filter, a scraper and such a discharge device.
Claims26
A discharge device for a filtering device for separating impurities from a material melt, the discharge device being configured to discharge separated material from a filter chamber of the filtering device, the discharge device comprising:
- a discharge shaft with a pressure screw conveyor and
- a discharge head.
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12-15. (canceled)
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19-21. (canceled)
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A filtering device for separating impurities from a material melt, the filtering device comprising a housing, a filter, and a filter chamber at the surface of the filter, and a discharge device that is configured to discharge separated material from a filter chamber, the discharge device comprising:
- a discharge shaft with a pressure screw conveyor;
- and a discharge head.
31-38. (canceled)
Dependencies are inferred from the claim text.