Filter assembly and method of making a filter assembly
AssigneeSimatelex Manufacturing Company Limited
InventorChi Chan
Life of this patent
Estimating the term…
Abstract
A filter assembly has an annular outer wall with a channel for receiving a layer of adhesive and a center ring within the outer wall. A filter media having a plurality of pleats in a closed loop is bonded with adhesive to the outer wall. The assembly is made by rotating the outer wall in a jig and applying a layer of adhesive within the channel. The filter media is positioning the within the outer wall, rotated and allowed to move along a radial path until its outer perimeter contacts the adhesive coated outer wall inner perimeter. The ring is positioned adjacent the filter media inner perimeter.
Claims7
A filter assembly comprising:
- an annular outer wall having an inner perimeter and first and second edges forming a channel with the inner perimeter for receiving a layer of adhesive,
- a ring within the outer wall and aligned with one of the edges,
- a ring-shaped filter media having a plurality of pleats in a closed loop having an outer perimeter and an inner hole, the filter media located with its outer perimeter bonded with adhesive to the outer wall inner perimeter and the inner hole aligned with the ring.
Dependencies are inferred from the claim text.