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:
Jul. 16, 1991
Filed:
Jun. 29, 1989
Applicant:
Inventor:
Christopher J Mould, Thurmaston, GB;
Assignee:
BTR plc, , GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01D / ;
U.S. Cl.
CPC ...
210486 ; 210499 ; 55511 ; 55DI / ;
Abstract
For use in internally supporting a filter element of the fabric, bag-shape type there is provided a support frame having a border at least a part of which is defined by a single guide strip typically substantially W-shaped in cross-section and which presents two guide channels to face inwards of the frame for the spaced apart support of two mesh layers. A single deformed length of the guide strip may be used to form a base and two side portions of a rectangular shaped support frame.