US 11,890,556 B2
Vented filter cartridge integrated into the upper flange and filtration
Gérard Malgorn, Quimper (FR); Stéphane Le Guyader, Briec (FR); Charles W. Hawkins, Sparta, TN (US); and Terry Shults, Cookeville, TN (US)
Assigned to CUMMINS FILTRATION SARL, Quimper (FR)
Filed by CUMMINS FILTRATION SARL, Quimper (FR)
Filed on Dec. 10, 2021, as Appl. No. 17/547,536.
Application 17/547,536 is a division of application No. 16/341,701, granted, now 11,202,976, previously published as PCT/EP2017/075734, filed on Oct. 10, 2017.
Claims priority of application No. 1659969 (FR), filed on Oct. 14, 2016.
Prior Publication US 2022/0096970 A1, Mar. 31, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 29/15 (2006.01); B01D 29/05 (2006.01); B01D 35/30 (2006.01); B01D 36/00 (2006.01)
CPC B01D 29/05 (2013.01) [B01D 35/30 (2013.01); B01D 36/001 (2013.01); B01D 2201/167 (2013.01); B01D 2201/291 (2013.01); B01D 2201/342 (2013.01); B01D 2201/347 (2013.01)] 16 Claims
OG exemplary drawing
 
1. A filter cartridge comprising:
a filter medium;
a flange having a first side directly interfacing with the filter medium and a second side opposite the first side, the flange comprising a cylindrical extension extending from the second side, the cylindrical extension comprising a vent configured to facilitate passage of air therethrough;
a first sealing element directly interfacing with the cylindrical extension; and
a second sealing element directly interfacing with the cylindrical extension;
wherein the vent is positioned in the cylindrical extension between the first sealing element and the second sealing element,
wherein the cylindrical extension comprises a stop;
the second sealing element is inserted on the stop; and
the first sealing element directly interfaces with the flange in addition to directly interfacing with the cylindrical extension.