(19)

(11)

EP 2 606 207 A1

(12)

(43) Date of publication: 26.06.2013 Bulletin 2013/26 (21) Application number: 11818819.2 (22) Date of filing: 19.08.2011

(51) International Patent Classification (IPC):  F01N 3/00(2006.01) (86) International application number: PCT/US2011/048348 (87) International publication number: WO 2012/024551 (23.02.2012 Gazette 2012/08)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 20.08.2010 US 375609 P (71) Applicant: Mack Trucks, Inc. Greensboro, NC 27409 (US)	(72) Inventor: HOOVER, Dale H. McConnellsburg, Pennsylvania 17233 (US) (74) Representative: Jönrup, Emil  Volvo Technology Corporation Volvo Corporate Intellectual Property Dept. BF14100, M1.7 405 08 Göteborg 405 08 Göteborg (SE)