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:
Jan. 10, 2023
Filed:
Aug. 01, 2019
Applicant:
Mahle International Gmbh, Stuttgart, DE;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02M 37/42 (2019.01); B01D 35/153 (2006.01); B01D 35/16 (2006.01); F02M 37/32 (2019.01); B01D 35/30 (2006.01); F02M 37/24 (2019.01); B01D 27/08 (2006.01);
U.S. Cl.
CPC ...
F02M 37/42 (2019.01); B01D 35/153 (2013.01); B01D 35/16 (2013.01); B01D 35/301 (2013.01); B01D 35/306 (2013.01); F02M 37/32 (2019.01); B01D 27/08 (2013.01); B01D 35/30 (2013.01); B01D 2201/291 (2013.01); B01D 2201/305 (2013.01); B01D 2201/306 (2013.01); B01D 2201/4007 (2013.01); B01D 2201/4015 (2013.01); B01D 2201/4076 (2013.01); B01D 2201/4084 (2013.01); B01D 2201/4092 (2013.01); F02M 37/24 (2019.01);
Abstract
A filter device may include a filter housing with a filter housing pot and a cover screwable onto the filter housing pot, and an annular filter element arranged in the filter housing and having an axially protruding pin for closing a run-off channel. The annular filter element may be connected to the cover via a first thread, which may have a dome protruding centrally and axially from an upper end disc of the annular filter element. The first thread may be designed running counter to a second thread arranged between the filter housing pot and the cover.