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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.:

US 9205361 B1

PDFFull Text
Date of Patent:
Dec. 08, 2015

Filed:

Aug. 19, 2013

Air filter element, air filter housing and air filter system

Applicant:

Mann+hummel Gmbh, Ludwigsburg, DE;

Inventors:

Joerg Menssen, Tamm, DE;

Stefan Becker, Mannheim, DE;

Kai Hilarius, Roemerberg, DE;

Klaus-Dieter Ruhland, Meckenheim, DE;

Assignee:

Mann + Hummel GmbH, Ludwigsburg, DE;

Attorney:

James Hasselbeck

Primary Examiner:

Robert Clemente

Int. Cl.
CPC ...
B01D 46/24 (2006.01); B01D 46/52 (2006.01); B01D 50/00 (2006.01); F02M 35/024 (2006.01); B01D 46/10 (2006.01);
U.S. Cl.
CPC ...
B01D 46/2411 (2013.01); B01D 46/106 (2013.01); B01D 46/2403 (2013.01); B01D 46/2414 (2013.01); B01D 46/521 (2013.01); B01D 50/002 (2013.01); F02M 35/02416 (2013.01); B01D 2265/028 (2013.01); B01D 2275/206 (2013.01);
Abstract

A filter element () for an air filter () has a tubular filter medium (), the annular cross-section of which encloses an interior () of the filter element and which has an inner wall () that adjoins the interior of the filter element and that extends in the form of at least one convex arch () and at least two concave arches (), the concave arch () being located between two convex arches () such that the interior () of the filter element has a constriction () in the area of the concave arch (), the constriction () being adjoined by two wide zones () of the interior of the filter element.

Find Patent Forward Citations

Menssen, Joerg. (2015). Air filter element, air filter housing and air filter system (U.S. Patent No. 9205361). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9205361

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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