Patent · US Active

Compact air filter element with knock protection

US8206483B2 · kind B2 · utility

17Cited by

21References

5Claims

0Family size

Assignee

MANN+HUMMEL GmbH · DE

Inventor

Mario Rieger · Freiberg, DE

Key dates

Filing date	Jun 14, 2007
Grant date	Jun 26, 2012
Priority date	—
Expiry date	Mar 20, 2029

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D46/0002
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

A compact filter element (10, 10′, 10″) is provided with knock protection to protect the filter element against damage, such as may be incurred by tapping or hitting the filter against a hard surface. The filter element includes a filter body (1) having of a wound filter medium and configured for axial flow through its end faces (2). At least at one end face (2) of the filter body (1) a protective collar (3, 3′, 3″) is provided which surrounds an outer circumference and projects past the end face (2).

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