US 8,147,576 B2 · Filter element having serrated seal

Abstract

The invention relates to a filter element consisting of a filter medium (10) that is pleated in a zigzag manner and has a concentric shape, and a first end disk (11) and a second end disk (12) disposed on an opposite front, wherein the end disk (12) has a concentric opening (13) and extends substantially annularly across the pleats of the filter medium. The end disk (11) has a ring collar (14) extending radially toward the outside. Said ring collar (14) has a seal (15) that surrounds the ring collar at least partially, wherein the seal has an axially extending region, which carries radially peripheral sealing lips (17), and said radially peripheral sealing lips are supported in a groove (18) or in a housing wall (19) of a housing receiving the filter element.

Claims9

Dependent claims

A filter element, comprising:

a zigzag-folded filter medium (10) arranged in a tubular concentric shape;
a first end plate (11) arranged at an axial end face of said concentric filter medium, said first end plate having a central portion that is either open or closed;
and
a second end plate (12) arranged at an opposing axial end face of said filter medium and having a concentric opening (13) therethrough;
wherein said second end plate extends substantially in a circular shape about the folds of the filter medium;
and
wherein the end plate (12) has an axially outwardly extending double stay (14) as well as a V-shaped seal arranged between the stays (14a, 14b) which encloses the inwards axially circumferentially extending sealing stay (20) of a housing (26) receiving the filter element.

4 more elements

Dependencies are inferred from the claim text.

Filter element having serrated seal

Life of this patent

Filter element having serrated seal

Life of this patent

Abstract

Claims9