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:
Feb. 12, 2013
Filed:
Aug. 05, 2009
Applicants:
Heike Kluson-heβlinger, Freiberg, DE;
Gunther Kraft, Ludwigsburg, DE;
Inventors:
Heike Kluson-Heβlinger, Freiberg, DE;
Gunther Kraft, Ludwigsburg, DE;
Assignee:
Mann+Hummel GmbH, Ludwigsburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 35/30 (2006.01); B01D 35/31 (2006.01); B01D 27/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fuel filter of an internal combustion engine has a filter housing with a housing base body of cast metal and at least one lid. Screws are provided for attaching the at least one lid to the housing base body. A lid seal seals the at least one lid relative to the housing base body. The housing base body has screw receptacles for the screws and a seal seat for the lid seal. The screws are self-tapping screws. The screw receptacles and the seal seat are formed by casting technology without after machining.