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US 6,318,565 B1Granted
Filtration member for solid-liquid separation
AssigneeSeitzschenk Filtersystems GmbH
InventorsWolfgang Diemer, Markus Kolczyk
Life of this patent
Estimating the term…
Abstract
A filter medium for solid/liquid separation has a sheet of a metallic material or plastic. The sheet has a plurality of openings. The openings are slots having a slot width and are produced by drawing a drawn grid structure and subsequently mechanically plastically reverse-deforming the drawn grid structure.
Claims17
A filter medium (1) for solid/liquid separation, said filter medium comprising:
- a sheet (2) of a metallic material or a plastic material;
- said sheet (2) having a plurality of openings (3),
- said openings (3) are slots (5) having a slot width (B) and being produced by drawing a drawn grid structure and subsequently mechanically plastically reverse-deforming said drawn grid structure, wherein said openings (3) widen at a widening angle (α) in a flow direction of a material to be filtered.
Dependencies are inferred from the claim text.