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:
May. 01, 2018
Filed:
Mar. 21, 2016
Applicant:
Tenneco Automotive Operating Company Inc., Lake Forest, IL (US);
Inventors:
Mark DeVito, Jackson, MI (US);
Dan McAninch, Jackson, MI (US);
Assignee:
Tenneco Automotive Operating Company Inc., Lake Forest, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01D 29/58 (2006.01); B01D 29/44 (2006.01); B01D 29/66 (2006.01); B05B 15/00 (2018.01); F01N 3/20 (2006.01); F02M 37/22 (2006.01); F02M 61/16 (2006.01);
U.S. Cl.
CPC ...
B01D 29/58 (2013.01); B01D 29/44 (2013.01); B01D 29/66 (2013.01); B05B 15/008 (2013.01); F01N 3/2066 (2013.01); F02M 37/22 (2013.01); F02M 61/165 (2013.01); F01N 2610/02 (2013.01); F01N 2610/1426 (2013.01); F01N 2610/1453 (2013.01);
Abstract
A filter assembly may include an outer insert and an inner insert. The outer insert having an aperture and a plurality of outer grooves. The outer grooves are formed in a radially outer periphery of the outer insert and are separated from each other and the aperture. The inner insert may be disposed within the aperture. A plurality of inner grooves may be formed in a radially outer periphery of the inner insert. Each of the outer and inner grooves may have a closed axial end and an open axial end.