Patent · US Active

Compact filter comprising a square seal

US7396377B2 · kind B2 · utility

14Cited by

10References

12Claims

0Family size

Assignee

MANN+HUMMEL GmbH · DE

Inventors

Johannes Lampert · Landshut, DE
Andreas Pelz · Markgröningen, DE

Key dates

Filing date	Apr 6, 2007
Grant date	Jul 8, 2008
Priority date	—
Expiry date	Apr 6, 2027

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2279/60
WIPO fieldChemical engineering
WIPO sectorChemistry

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.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.