Patent ID: 7291198

Claim:
A filter element comprising: (a) a media pack having first and second opposite ends; said media pack defining an open volume; (b) a first end cap at said first end of said media pack; said first end cap having an aperture in flow communication with said open volume; (i) said first end cap including a radial seal region; (c) a closed second end cap at said second end of said media pack; said second end cap having a closed central region; (i) said second end cap central region being circumscribed by said media pack; (ii) said second end cap central region including a wall with a projection segment; (A) said projection segment projecting into said open volume from said second end of said media pack; and (B) said projection segment projecting into said open volume from said second end of said media pack an axial distance of at least 6 mm; (iii) said second end cap comprising a two section composite including: (A) a central, pre-form, having a bowl shape; and (B) an annular, molded ring portion to which said media pack and said pre-form are secured; and (iv) said second end cap central region including an axially projecting central projection; (A) said axially projecting central projection extends outwardly from the second end cap central region.