The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Dec. 16, 2008
Filed:
Jun. 24, 2005
Applicant:
Chi Tong Chan, Hong Kong, HK;
Inventor:
Chi Tong Chan, Hong Kong, HK;
Assignee:
Simatelex Manufacturing Company Limited, Hong Kong, HK;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D 46/00 (2006.01); B01D 50/00 (2006.01); B01D 35/00 (2006.01); B65B 7/00 (2006.01);
U.S. Cl.
CPC ...
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.