Patent ID: 8128719
Filing Date: 2012-03-06
Classification: B01D

Abstract:
1. A filter element for filtering fluid, comprising filter media having a perimeter, a reinforcement band along at least a portion of said perimeter and performing a support function thereat upon attempted percussive cleaning of said filter element by service personnel striking said perimeter against an impact surface, wherein said filter media is annular and has a hollow interior extending axially between first and second axial ends, said first axial end being open and defining an axial flow path therethrough communicating with said hollow interior, said fluid flowing axially along said axial flow path through said open axial end, said reinforcement band comprises a reinforcement ring at one of said axial ends and performing said support function thereat upon attempted percussive cleaning of said filter element by service personnel striking said one axial end against an impact surface, wherein said annular filter media has an outer circumference and an inner circumference and extends radially therebetween, said one axial end comprising an axially facing end face extending radially between said inner and outer circumferences, and comprising an end cap at said one axial end at the junction of said outer circumference and said end face, said end cap having an axial extension portion extending axially from said end face away from said filter media, wherein said reinforcement ring is in said axial extension portion of said end cap and axially spaced from said filter media by a section of said end cap axially interposed therebetween.