Patent ID: 8517183
Filing Date: 2013-08-27
Classification: B01D

Abstract:
1. A filter cartridge comprising: filtering media defining an interior space, the filtering media having first and second ends; a first endcap coupled to the first end of the filtering media, the first endcap including an opening defined therein that leads to the interior space; a second endcap coupled to the second end of the filtering media; the second endcap including a disk portion secured to the second end of the filtering media, and at least one axially extending pin integrally formed with the second endcap and extending toward the interior space, the pin being configured to contribute, together with an axially facing fluid inlet opening through which the pin is intended to extend, to a flow restriction that is significantly less than about 5 psid; and a skirt integrally formed with and extending from the disk portion toward the interior space, the skirt is surrounded by the filtering media, the skirt surrounds the pin, and a plurality of ribs surrounded by the skirt that define fluid flow channels leading to the pin.