Patent · US Active

Air filter with preseparator

US8790431B2 · kind B2 · utility

12Cited by

3References

9Claims

0Family size

Assignee

MANN+HUMMEL GmbH · DE

Inventors

Karlheinz Muenkel · Bretten, DE
Markus Kolczyk · Schwäbisch Gmünd, DE
Stefan Becker · Mannheim, DE
Michael Heim · Charlotte, US

Key dates

Filing date	Feb 26, 2009
Grant date	Jul 29, 2014
Priority date	—
Expiry date	Sep 24, 2029

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB01D2275/208
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

Air filter having a preseparator with an optimized intake geometry, wherein an outflow geometry of a preseparator is matched to an intake geometry of a filter element.

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