US 12,263,431 B2
Air cleaner assemblies
David J. Burton, Bloomington, MN (US); and Hubert J. Rahn, Rosemount, MN (US)
Assigned to Donaldson Company, Inc., Minneapolis, MN (US)
Filed by DONALDSON COMPANY, INC., Minneapolis, MN (US)
Filed on Nov. 6, 2023, as Appl. No. 18/502,949.
Application 17/671,846 is a division of application No. 16/833,795, filed on Mar. 30, 2020, granted, now 11,260,331, issued on Mar. 1, 2022.
Application 18/502,949 is a continuation of application No. 17/671,846, filed on Feb. 15, 2022, granted, now 11,833,463.
Application 16/833,795 is a continuation of application No. 15/629,253, filed on Jun. 21, 2017, granted, now 10,610,815, issued on Apr. 7, 2020.
Claims priority of provisional application 62/358,932, filed on Jul. 6, 2016.
Prior Publication US 2024/0066452 A1, Feb. 29, 2024
Int. Cl. B01D 46/42 (2006.01); B01D 45/14 (2006.01); B01D 46/00 (2022.01); B01D 46/52 (2006.01); B01D 46/64 (2022.01); B01D 50/20 (2022.01); F02M 35/02 (2006.01); F02M 35/024 (2006.01)
CPC B01D 46/0005 (2013.01) [B01D 45/14 (2013.01); B01D 46/4227 (2013.01); B01D 46/521 (2013.01); B01D 46/527 (2013.01); B01D 46/64 (2022.01); B01D 50/20 (2022.01); B01D 2271/02 (2013.01); B01D 2271/022 (2013.01); B01D 2279/60 (2013.01); F02M 35/0201 (2013.01); F02M 35/0216 (2013.01); F02M 35/02416 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A filter cartridge in combination with a housing, the filter cartridge configured to be removably positionable within an inner opening of the housing, wherein the filter cartridge comprises:
a media pack comprising an inlet end, an outlet end, and an outer surface having an outer peripheral shape;
a frame member at least partially surrounding the media pack, the frame member comprising a frame wall;
a shell at least partially surrounding the media pack, the shell comprising a shell wall having a shape that is generally the same as the outer peripheral shape of the media pack; and
a sealing member extending at least partially around the media pack, wherein the sealing member is spaced from the outlet end of the media pack; and
wherein the housing comprises an inlet end, an outlet end, and an inner opening between the inlet and outlet ends defined by a housing wall having an inner peripheral shape that does not match an outer shape of the shell wall.