Manufacture of a filter screen
AssigneeAxiom Process Ltd.
InventorMarshall Graham Bailey
Life of this patent
Estimating the term…
Abstract
A method of manufacturing a filtering screen includes: attaching handle members (3) to edges of at least one wire cloth (1); providing a jig comprising tensioning means (23); placing the at least one wire cloth (1) in the jig and engaging the handle members (3) with handle member engagement portions (15) of the tensioning means (23). The tensioning means (23) are operated to drive the handle members (3) outwardly to tension the wire cloth (1) in orthogonal directions. The method also includes pressing the tensioned wire cloth (1) against a screen frame (6); bonding the wire cloth (1) to the screen frame (6); and trimming the wire cloth.
Claims23
A method of manufacturing a filtering screen comprising:
- attaching handle members to edges of at least one wire cloth;
- providing a jig comprising tensioning means;
- placing the at least one wire cloth in the jig and engaging the handle members with handle member engagement portions of the tensioning means;
- operating the tensioning means to drive the handle members outwardly to tension the wire cloth in orthogonal directions;
- pressing the tensioned wire cloth against a screen frame;
- bonding the wire cloth to the screen frame by means of an adhesive;
- and
- trimming the wire cloth;
- wherein the handle members comprise a plastics material and are attached to an edge of the wire cloth by heat softening the plastic and embedding the edge of the wire cloth in the softened plastic.
Dependencies are inferred from the claim text.