Patent · US Active

Filter element with sealing and method of producing the filter element

US8216496B2 · kind B2 · utility

0Cited by

0References

6Claims

0Family size

Assignee

MANN+HUMMEL GmbH · DE

Inventors

Fritz Brenneis · Marklkofen, DE
Pius Trautmann · Dingolfing, DE

Key dates

Filing date	Jul 24, 2008
Grant date	Jul 10, 2012
Priority date	—
Expiry date	Jan 16, 2031

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2271/025
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter element has a fold arrangement and a shaped seal extending about at least one section of a circumference of the fold arrangement. The shaped seal consists of a thixotropic sealing material or at least contains such a thixotropic sealing material. The thixotropic sealing material is thixotropic PUR or thixotropic silicone or a mixture of both.

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