US 11,857,898 B2
Filter arrangements for liquids and methods of use
Kurt B. Joscher, Burnsville, MN (US); Mark C. Shepherd, Apple Valley, MN (US); and Patricia L. Palmby, Wayzata, MN (US)
Assigned to Donaldson Company, Inc., Bloomington, MN (US)
Filed by Donaldson Company, Inc., Bloomington, MN (US)
Filed on Sep. 7, 2022, as Appl. No. 17/939,179.
Application 17/939,179 is a continuation of application No. 17/084,035, filed on Oct. 29, 2020, granted, now 11,446,593.
Claims priority of provisional application 62/927,971, filed on Oct. 30, 2019.
Prior Publication US 2023/0001334 A1, Jan. 5, 2023
This patent is subject to a terminal disclaimer.
Int. Cl. B01D 29/33 (2006.01); B01D 35/30 (2006.01)
CPC B01D 29/333 (2013.01) [B01D 35/306 (2013.01); B01D 2201/12 (2013.01); B01D 2201/295 (2013.01); B01D 2201/301 (2013.01); B01D 2201/4092 (2013.01)] 11 Claims
OG exemplary drawing
 
1. A filter cartridge for use in a bowl cartridge assembly; the filter cartridge comprising:
(a) a filter media construction having a first end and an opposite second end;
(b) a first end cap adhered to and against the first end of the media construction; wherein the first end cap includes an outer radial wall and an axial wall; the axial wall covering the first end of the media construction;
(c) a first plurality of circumferentially spaced radial projections extending from the outer radial wall;
(i) the first plurality of radial projections having a first longitudinal length with a terminal end sized to engage a rim of a filter bowl, when the cartridge is inserted into a filter bowl;
(ii) the first plurality of radial projections having a least one lateral portion oriented to circumferentially abut a part of the filter bowl when the cartridge is inserted into a filter bowl; and
(d) at least one spring-loaded detent extending axially outwardly from the axial wall of the first end cap wherein the at least one spring-loaded detent is circumferentially aligned with at least one of the radial projections of the first plurality of radial projections.