Patent ID: 8177967
Filing Date: 2012-05-15
Classification: B01D

Abstract:
1. A fluid filter constructed and arranged for mounting to a fluid-directing head, said fluid filter comprising: a housing having a closed base and a sidewall defining a hollow cavity; a filtering media defining an open interior and being positioned in the hollow cavity; a nutplate joined to the housing and being constructed and arranged to enclose the filtering media, the nutplate defining a plurality of inlet flow openings and further defining a sleeve extending into the open interior, the sleeve providing an exit flow conduit; an endplate joined to the filtering media and including a flange portion and a sleeve portion; and an elastomeric, flow-control valve having a first portion positioned between the flange portion of said endplate and the plurality of inlet flow openings and a second portion positioned between the sleeve portion of the endplate and the nutplate sleeve, wherein the first portion provides an anti-drain back capability and the second portion in cooperation with the nutplate sleeve provides a filtering media by-pass capability.