Patent ID: 7771596
Filing Date: 2010-08-10
Classification: B01D

Abstract:
1. A filter assembly for use in combination with a filter housing having a bypass valve located within the filter housing, said filter assembly comprising: a filter including a filter media and first and second end caps located on opposite ends of the filter media, wherein one of said first and second end caps define a central aperture surrounded by a valve sealing lip axially depending from a surface of said one of said first and second end caps toward the other one of said first and second end caps, and wherein said valve sealing lip provides a sealing surface against the bypass valve when the filter is installed within the housing; and a close-out member removably secured to the filter container proximate the open end, wherein the close-out member includes a circumferential wall, an end wall, an inner surface, and an outer surface, wherein the inner surface of the close-out member includes one or more filter-retaining elements that engages the end cap, wherein the one or more filter retaining elements are located proximate one or more of the circumferential wall and the end wall, wherein the one or more filter retaining elements include a radial portion extending radially inwardly from an inner circumferential surface of the circumferential wall, and an axial portion extending axially away from an inner end wall surface of the end wall, wherein the one or more filter retaining elements, when viewed in cross-section, includes