Patent · US Expired

Filter

US5620505A · kind A · utility

71Cited by

22References

20Claims

0Family size

Assignee

Filterwerk Mann & Hummel GmbH · DE

Inventors

Volker Koch · Reckersdorf, DE
Helmut Luka · Erbach, DE
Nikolaus Moser · Ditzingen, DE
Bruno M. Sommer · Ludwigsburg, DE
Manfred Wagner · Triftern, DE

Key dates

Filing date	Aug 29, 1995
Grant date	Apr 15, 1997
Priority date	—
Expiry date	Aug 29, 2015

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2271/027
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A filter having a filter element disposed in a filter housing; the filter element being formed of a pleated filter paper or a nonwoven filter material and being of substantially planar or flat configuration. Sealing elements in the form of a rolled seal are provided on at least two lateral surfaces of the filter in order to seal the filter element in the filter housing.

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