Patent · US Expired

Air filter with radially sealing filter insert

US5071456A · kind A · utility

93Cited by

7References

6Claims

0Family size

Assignee

Filterwerk Mann & Hummel GmbH · DE

Inventors

Walter Binder · Cincinnati, US
Hans Erdmannsdoerfer · Dobel, DE
Gerhard Henning · Bietigheim-Bissingen, DE
Bruno M. Sommer · Ludwigsburg, DE

Key dates

Filing date	Oct 10, 1990
Grant date	Dec 10, 1991
Priority date	—
Expiry date	Oct 10, 2010

Classification

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

Abstract

An air filter for an internal combustion engine having a housing 10 with an air inlet 11 on the raw air side and an air outlet 12 on the clean air side. The air outlet has a tubular projection 27 extending into the housing 10 on which a filter insert 15 can be removably fastened. Air passes through the filter insert 15 radially from the outside in. To seal the filter insert 15 on the tubular projection 27, a radial gasket 23 is provided which has an attachment portion clamped by an inwardly extended flange on an end plate 19 of the filter insert, and which has a seal portion with a sealing area arranged adjacent the attachment portion.

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