Patent · US Active

Engine air management system

US8146574B2 · kind B2 · utility

15Cited by

23References

4Claims

0Family size

Assignee

Cummins Filtration IP, Inc. · US

Inventors

Scott P. Heckel · Stoughton, US
Jerald J. Moy · Stoughton, US
Scott W. Schwartz · Cottage Grove, US
Andrew P. Perr · Columbus, US
Mark V. Holzmann · Stoughton, US
Peter K. Herman · Cookeville, US
Michael T. Zuroski · Sun Prairie, US
Brian W. Schwandt · Fort Atkinson, US

Key dates

Filing date	Feb 11, 2009
Grant date	Apr 3, 2012
Priority date	—
Expiry date	Aug 4, 2030

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02T10/12
WIPO fieldChemical engineering
WIPO sectorChemistry

Abstract

An engine air management system is provided for an internal combustion engine generating blowby gas in a crankcase containing engine oil and oil aerosol. The system includes combinations of two or more of an air-oil separator, an air filter, and an acoustic silencer.

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