US 12,115,482 B2
Air treatment system, and related vehicles and methods
Fabian Kögel, Marktoberdorf (DE); and Alexander Zeller, Fussen (DE)
Assigned to AGCO International GmbH, Neuhausen (CH)
Filed by AGCO International GmbH, Neuhausen (CH)
Filed on Nov. 3, 2021, as Appl. No. 17/453,459.
Claims priority of application No. 2019049 (GB), filed on Dec. 3, 2020.
Prior Publication US 2022/0176289 A1, Jun. 9, 2022
Int. Cl. B01D 46/00 (2022.01); B01D 46/24 (2006.01); B60H 3/06 (2006.01)
CPC B01D 46/0005 (2013.01) [B01D 46/2411 (2013.01); B60H 3/0616 (2013.01); B01D 2271/027 (2013.01); B01D 2279/50 (2013.01); B60H 2003/065 (2013.01)] 20 Claims
OG exemplary drawing
 
1. An air treatment system comprising:
an air filtration apparatus having an air filter housing configured to alternatingly receive a first type air filter cartridge and a second type air filter cartridge, the first type air filter cartridge having an outlet with an outlet sealing arrangement having a first configuration, and the second type air filter cartridge having an outlet with an outlet sealing arrangement having a second configuration different from the first configuration;
an air processing apparatus downstream of the air filter housing; and
a duct fluidly connecting the air processing apparatus with the air filter housing, the duct having a filter cartridge sealing arrangement at an inlet end, the filter cartridge sealing arrangement configured for sealing engagement with a corresponding outlet sealing arrangement of an air filter cartridge mounted in the air filter housing, wherein the duct has inner and outer conduits over at least part of a length proximal the inlet end, wherein the inner conduit defines an inner flow path, and wherein the inner and outer conduits define an outer flow path between the inner and outer conduits;
wherein the filter cartridge sealing arrangement of the duct is configured for sealing engagement alternatingly with both of the first and second configurations of the outlet sealing arrangements of the first and second type air filter cartridges.