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:
Sep. 28, 2021
Filed:
Dec. 19, 2019
Applicant:
Mahle International Gmbh, Stuttgart, DE;
Inventor:
Michael Braunheim, Goeppingen, DE;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/96 (2006.01); B01D 36/00 (2006.01); B01D 29/21 (2006.01); B01D 35/00 (2006.01);
U.S. Cl.
CPC ...
B01D 29/96 (2013.01); B01D 29/21 (2013.01); B01D 35/005 (2013.01); B01D 36/006 (2013.01); B01D 2201/295 (2013.01); B01D 2201/4053 (2013.01);
Abstract
A filter device may include a filter housing and a ring filter element arranged upright in the filter housing in an installed state. The ring filter element may include an upper end disc, a lower end disc, and at least two projecting pins, each of which in the installed state may engage in an associated draining passage. One of the connecting pins may be arranged offset relative to another of the connecting pins by at least 120° in a circumferential direction of the ring filter element.