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:
Nov. 14, 2006
Filed:
Jun. 14, 2002
Michael Meierhoefer, Hemsbach, DE;
Renate Tapper, Bensheim, DE;
Thomas Caesar, Leimen, DE;
Heiko Knust, Laudenbach, DE;
Thorsten Schmitt, Weinheim, DE;
Norbert Kuck, Hemsbach, DE;
Rainer Kaffenberger, Reichelsheim, DE;
Michael Meierhoefer, Hemsbach, DE;
Renate Tapper, Bensheim, DE;
Thomas Caesar, Leimen, DE;
Heiko Knust, Laudenbach, DE;
Thorsten Schmitt, Weinheim, DE;
Norbert Kuck, Hemsbach, DE;
Rainer Kaffenberger, Reichelsheim, DE;
Carl Freudenberg KG, Weinheim, DE;
Abstract
A cartridge filter includes a folded package including filter material and a frame holding the folded package. The frame includes a plurality of profiled strips having identical profiles, and each having two ends. The frame also includes a plurality of corner joints, each disposed at an end of a respective profiled strip. Each corner joint includes an end cap for engaging pair wise with an end cap of an adjacent one of the plurality of corner pieces.