Compact filter comprising a square seal
AssigneeMann+Hummel GmbH
InventorsJohannes Lampert, Andreas Pelz
Life of this patent
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Abstract
A filter element comprising a spirally wound filter through which a fluid to be filtered flows axially and which is provided with a mounting ring on the circumference of the wound filter secured to the wound filter by a welded, adhesive, extruded or fused joint. The mounting ring is provided with a circumferential profiled seal which engages a housing in which the filter element is installed to provide a seal between an unfiltered fluid side of the filter element and a filtered fluid side of the filter element.
Claims12
A filter element comprising a wound filter with axial flow channels, said filter element having a mounting ring around its circumference secured to the wound filter by a welded, bonded, extruded or fused connection, wherein the mounting ring carries a circumferential profiled seal which, when the filter element is installed in a housing, engages the housing to provide a seal between an unfiltered fluid side of the filter element and a filtered fluid side of the filter element,
- wherein the mounting ring has, on a side facing the filter element, a projection or shoulder into which the filter element is adhesively bonded or welded, and the mounting ring has a circumferential bulge or bead, and
- wherein the profiled seal is supported against the bulge or bead, and the profiled seal is fixed in a groove of the mounting ring.
Dependencies are inferred from the claim text.