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:
Dec. 27, 2022

Filed:

Mar. 06, 2018
Applicant:

Sogefi Filtration, Guyancourt, FR;

Inventor:

Laurent Fayolle, Nanterre, FR;

Assignee:

SOGEFI FILTRATION, Guyancourt, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01M 11/03 (2006.01); B01D 29/15 (2006.01); B01D 35/147 (2006.01); B01D 35/30 (2006.01); F01M 1/10 (2006.01);
U.S. Cl.
CPC ...
F01M 11/03 (2013.01); B01D 29/15 (2013.01); B01D 35/147 (2013.01); B01D 35/306 (2013.01); F01M 1/10 (2013.01); B01D 2201/162 (2013.01); B01D 2201/305 (2013.01); B01D 2201/347 (2013.01); B01D 2201/4015 (2013.01); B01D 2201/4092 (2013.01); F01M 2001/1092 (2013.01);
Abstract

The filter for the purification of a liquid of a combustion engine, particularly lubricating oil, includes a housing that has, in a bottom part, an inlet for raw liquid and an outlet for purified liquid, and an unscrewable lid. A cartridge, defined by a filtering insert and a preassembled bypass valve, is received in the housing. The insert has a flange for fixing the valve, covering an end of the filtering medium. The bypass valve can be separated from the cover such that the cartridge can be removed. The valve has a removable connection element that axially engages with a complementary securing component formed on the flange, in a locking configuration obtained by a pivoting action.


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