Patent ID: 6306193
Filing Date: 2001-10-23
Classification: B01D,F02M,Y10S

Abstract:
A mold for molding an end cap onto pleated filter media of a filter element, said pleated filter media having a plurality of pleats in a closed loop having an outer perimeter defined by a plurality of outer pleat tips, and an inner perimeter defined by a plurality of inner pleat tips, said loop having a hollow interior extending along a given axis, wherein fluid to be filtered flows laterally through said filter media, and flows axially in said hollow interior, said filter element having an axial flow passage extending along said axis and circumscribing said hollow interior and having a flow perimeter greater than said inner perimeter, said mold having a trough extending along a first perimeter and holding liquid castable material therein into which axial ends of said pleats are dipped, said mold having an upstanding dam extending along a second perimeter circumscribed by said first perimeter and engaging said axial ends of said pleats between said outer pleat tips and said inner pleat tips and impeding flow of said liquid castable material laterally inwardly towards said inner pleat tips.