Filter element
AssigneeVoith Patent GmbH
InventorsVolker Niggl, Marcella Renzulli, Axel Gommel, Gert Gottschalk
Life of this patent
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Abstract
A filter element of a rotating disc filter including an internal space thereof that is limited by one or more perforated and profiled filter plates and is connected to a vacuum source. Efficiency should herein be increased in that the outside of the filter plates that faces away from the internal space has a plurality of elevations, whose cross section is round or elongated and/or at least one filter plate on the outside facing away from internal space has a plurality of elevations of different shapes and/or sizes.
Claims16
A filter element of a rotating disc filter for separating fluids from a fibrous suspension, comprising:
- a vacuum source;
- at least two filter plates that are each perforated and profiled and have an outside, at least one filter plate of the at least two filter plates including an undulated cross section with wave crests;
- and
- an internal space defined by and in between the at least two filter plates, the internal space is limited by the at least two filter plates and is connected to the vacuum source,
- wherein each outside of the at least two filter plates that faces away from the internal space has a plurality of elevations whose cross section is round or elongated,
- wherein the at least one filter plate of the at least two filter plates with the undulated cross section has the plurality of elevations at least on the wave crests on the outside.
Dependencies are inferred from the claim text.