Patent ID: 9447759
Filing Date: 2016-09-20
CPC Classification: B01D,F02M

Claim Text:
1. A filter element, comprising: a ring of filtration media having a first end and a second end and circumscribing a central cavity; a first endplate sealingly attached to the first end of the filtration media; a second endplate sealingly attached to the second end of the filtration media, the second endplate including a sleeve extending upwardly therefrom in a direction away from the first endplate, the sleeve defining a fluid flow passageway through the second endplate that is in fluid communication with the central cavity; a radial outward facing groove formed in the sleeve that receives a seal therein; a plurality of ribs formed on the second endplate and extending upwardly therefrom in the same direction as the sleeve, each rib extending from a first end on an outside surface of the sleeve to a second end adjacent an outer perimeter edge of the second endplate; and a pre-fill cap integrally formed with and closing an end of the sleeve, the pre-fill cap including an outer perimeter edge that overhangs a portion of the sleeve; and at least one hole formed in the sleeve between the pre-fill cap and the radial outward facing groove that places the fluid flow passageway in communication with an exterior of the sleeve.