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:
May. 28, 2019
Filed:
May. 19, 2016
Mann+hummel Gmbh, Ludwigsburg, DE;
Frank Pflueger, Sachsenheim, DE;
Fabian Wagner, Moeglingen, DE;
Matthias Krohlow, Herrenberg, DE;
Daniel Schmid, Sachsenheim, DE;
Joerg Menssen, Markgroeningen, DE;
Stefan Walz, Freiberg, DE;
Christof Mangold, Muenchingen, DE;
MANN+HUMMEL GmbH, Ludwigsburg, DE;
Abstract
A filter insert for a filter device, having a filter element arranged on a longitudinal axis extending there through and a front-side flow opening arranged on the front side of the filter element with the longitudinal axis extending through the flow opening. The filter element has, with respect to the longitudinal axis, at least one flattened portion with a reduced radial extension or a through hole along the periphery of the flow opening the shortest interior distance in the filter element immediately adjacent to the front-side flow opening is shorter than the inside diameter of the front-side flow opening.