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:
Sep. 16, 2025
Filed:
Jan. 24, 2023
Applicant:
Volvo Truck Corporation, Gothenburg, SE;
Inventors:
Carl Löwstedt, Onsala, SE;
Fredrik Rahm, Hörby, SE;
Assignee:
VOLVO TRUCK CORPORATION, Gothenburg, SE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
B01D 46/24 (2006.01); B01D 46/00 (2022.01); B01D 46/66 (2022.01); B01D 46/88 (2022.01); B60L 50/72 (2019.01); H01M 8/0662 (2016.01);
U.S. Cl.
CPC ...
B01D 46/2414 (2013.01); B01D 46/0004 (2013.01); B01D 46/2411 (2013.01); B01D 46/66 (2022.01); B01D 46/88 (2022.01); B60L 50/72 (2019.02); H01M 8/0687 (2013.01); B01D 2271/027 (2013.01); H01M 2250/20 (2013.01);
Abstract
A tube shaped air filter element for a fuel cell vehicle. The air filter element comprises a pair of circumferentially extending ridges on a first inner circumferential envelope surface, each of the pair of ridges protrudes towards a geometric centre axis of the air filter element and is configured to engage with an axially protruding portion of a filter housing.