Patent ID: 6599344
Filing Date: 2003-07-29
Classification: B01D

Abstract:
A filter arrangement comprising:(a) a circular filter assembly having opposite first and second ends, a first axial length between said first and second ends, and a plurality of flutes; (i) each of said flutes having a first end portion adjacent to said filter assembly first end, and a second end portion adjacent to said filter assembly second end; (A) selected ones of said flutes being open at said first end portion and closed at said second end portion; and selected ones of said flutes being closed at said first end portion and open at said second end portion; (b) a filter housing circumscribing said filter assembly; (i) said filter housing including an outer wall having a central axis, a first housing end, and a second housing end; (A) a stop member projecting from said filter housing wall; (B) said filter assembly engaging said stop member; (c) a seal member circumscribing said filter assembly; (i) said seal member comprising a gasket along an outer radial surface of said filter assembly; (ii) said gasket being compressed between and against said filter housing and an outer radial portion of said filter assembly to form a seal between said housing and said filter assembly; (iii) said gasket having a width of at least 0.5 inch and is secured to said outer radial surface of said filter assembly; and (d) a pull mechanism projecting from the filter assembly.