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US 5,958,173 AGranted
Method of fabricating a filter screen
AssigneeMicronics, Inc.
InventorBarry F. Hibble
Life of this patent
Estimating the term…
Abstract
A method is provided for fixedly joining a cloth, a cloth-like fabric or a synthetic mesh to a rigid or semi-rigid hub to form a seal, which secures the cloth, the cloth-like fabric or the synthetic mesh to the hub by enclosing the edge of the material between the neck of the hub and a ring, and causing the fusing of the hub and ring through induction heating of a bonding agent The assembly is advantageously used as a filter screen in a filter press.
Claims11
A method of making a filter screen including the steps of:
- providing a filter hub, having a longitudinal bore therethrough, with a channel extending longitudinally into the wall of said hub;
- positioning a bonding agent mixed with a metal powder within said channel formed in the wall of said filter hub;
- locating a piece of filter cloth within said channel;
- positioning a press ring to cover said filter cloth and said bonding agent within said channel;
- heating by induction said metal powder to bond and fixedly retain said filter cloth and said press ring in said channel.
2 more elements
A method of making a filter including the steps of:
- providing a filter hub having a longitudinal bore therethrough, and having a channel extending longitudinally into the wall of said hub, at each opposing end;
- positioning a bonding agent mixed with a metal powder within each of said channels;
- locating a piece of filter cloth corresponding to each channel within each of said channels;
- positioning a press fit ring corresponding to each channel to cover each of said filter cloths and each of said bonding agents within each of said channels;
- heating by induction each of said metal powders in said channels to fixedly secure and bond said filter cloths and said press rings into said channels .
2 more elements
Dependencies are inferred from the claim text.