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:
Mar. 05, 2019
Filed:
Jul. 20, 2016
Applicant:
Carl Freudenberg KG, Weinheim, DE;
Inventors:
Karsten Schulz, Neckarbischofsheim, DE;
Georg Hirsch, Ubstadt-Weiher, DE;
Andreas Krahmer, Mannheim, DE;
Rainer Kaffenberger, Reichelsheim, DE;
Hans Wiegand, Fuerth, DE;
Assignee:
CARL FREUDENBERG KG, Weinheim, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/21 (2006.01); B01D 46/52 (2006.01); B01D 46/00 (2006.01); B01D 29/11 (2006.01); B01D 29/23 (2006.01); B01D 29/33 (2006.01);
U.S. Cl.
CPC ...
B01D 46/522 (2013.01); B01D 29/111 (2013.01); B01D 29/21 (2013.01); B01D 29/232 (2013.01); B01D 29/333 (2013.01); B01D 46/0001 (2013.01); B01D 46/521 (2013.01); B01D 2275/206 (2013.01);
Abstract
A filter cartridge has a folded filter medium that is formed into a prism at least in regions and comprises two interconnected end folds, and which filter cartridge is constantly or cyclically subjected to stresses, specifically subjected to stresses from dedusting by means of pressure surges, is characterized in that the end folds overlap one another.