Patent ID: 9233322
Filing Date: 2016-01-12
CPC Classification: B01D

Claim Text:
1. A filter housing assembly comprising: a filter housing for enclosing a filter media, said filter housing having a body and a top portion for forming a fluid-tight seal with said body, said filter housing top portion including: an ingress port; an egress port; an elongated protrusion extending from a top surface of said filter housing top portion; and a filter key located on said top portion and having a top surface, longitudinal sides, and lateral sides, said filter key including a plurality of spaced protrusions or fingers on each longitudinal side of said filter key extending laterally from said top surface, wherein said fingers include winged extensions having slanted or angled faces for mating attachment to a filter base or manifold, said filter key having a groove complementary to said elongated protrusion for insertably securing said filter key to said filter housing top portion by slidably mating said elongated protrusion of said filter housing top portion within said filter key groove.