Patent · US Active

Filter element for fluid filtration, in particular for intake air of internal combustion engines

US8523973B2 · kind B2 · utility

5Cited by

3References

11Claims

0Family size

Assignee

MANN+HUMMEL GmbH · DE

Inventors

Steffen Ackermann · Speyer, DE
Michael Kaufmann · Dortmund, DE
Klaus-Dieter Ruhland · Meckenheim, DE

Key dates

Filing date	Sep 8, 2012
Grant date	Sep 3, 2013
Priority date	—
Expiry date	Sep 8, 2032

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2271/022
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter element (1) for fluid filtration has a hollow-cylindrical filter medium (2) folded in a star shape, an outlet-side end plate (3) and a second end plate (4), a hollow-cylindrical supporting mesh (5) disposed in the interior (6) of the filter medium, wherein at the outlet-side end of the filter element, the supporting mesh has a connecting region (11) in which the supporting mesh (5) is provided with a coupling element (7). In the connecting region (7) the supporting mesh (5) includes a radially outwardly projecting collar (8) protruding beyond the outlet-side end face (9) of the filter medium. The outlet-side end plate (3) encloses the outlet-side end face (9) of the filter medium (2) and the collar (8) and has an annular axial seal (10).

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