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.

Date of Patent:
Apr. 02, 2019

Filed:

Feb. 25, 2015
Applicant:

Mahle International Gmbh, Stuttgart, DE;

Inventors:

Robert Dunsch, Vaihingen, DE;

Lutz Haala, Obersulm, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/30 (2006.01); B01D 35/00 (2006.01); F01M 11/03 (2006.01);
U.S. Cl.
CPC ...
B01D 35/306 (2013.01); B01D 35/005 (2013.01); B01D 35/30 (2013.01); B01D 2201/4023 (2013.01); F01M 11/03 (2013.01); F01M 2011/031 (2013.01);
Abstract

A filter head may include a receiving component and a threaded metal nozzle insert at least partly injected into the receiving component. The receiving component and/or the filter head may be composed of plastic. The threaded metal nozzle insert may be structured as a cold extruded part. A plurality of radially extending ribs may be disposed in a cavity of the receiving component and/or the filter head. The ribs may be composed of plastic and/or integrally formed with the filter head. The ribs may extend along a radial direction from the threaded nozzle insert to a wall of the cavity. The ribs may additionally lead radially outward into an axial sealing surface of the filter head.


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