Patent ID: 6712870
Filing Date: 2004-03-30
Classification: B01D

Abstract:
An air filter comprising:an annular filter element disposed about an axis and having an annular filter media with first and second ends closed by first and second annular end caps; an annular gasket seated within the first end of the filter media in an initial snap fit with the first end cap, the annular gasket comprising: an annular unitary body of resilient material having a radially extending flange portion for overlying a radially extending portion of the end cap and having an axially extending body portion coaxial with the axis of the filter element; an annular outwardly facing groove in the axially extending body portion of the unitary body for receiving an axially extending portion of the end cap therein; an internally facing sealing surface for engaging an air outlet pipe, and a tapered portion on the unitary body extending from the groove in a direction away from the radial flange, the tapered portion having a surface tapering in a direction away from the flange and groove and toward the axis.