(19)

(11)

EP 2 761 150 A1

(12)

(43) Date of publication: 06.08.2014 Bulletin 2014/32 (21) Application number: 12761707.4 (22) Date of filing: 20.09.2012

(51) International Patent Classification (IPC):  F02B 29/04(2006.01) F01P 7/16(2006.01) (86) International application number: PCT/EP2012/003943 (87) International publication number: WO 2013/045057 (04.04.2013 Gazette 2013/14)

(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: 27.09.2011 EP 11182936 (71) Applicant: Caterpillar Motoren GmbH & Co. KG 24159 Kiel (DE)	(72) Inventors: SCHLEMMER-KELLING, Udo 24113 Molfsee (DE) RICKERT, Carsten 24114 Kiel (DE) RUSCHMEYER, Kai 37389 Fintel (DE) STURM, Michael 24214 Gettorf (DE) (74) Representative: Kramer - Barske - Schmidtchen  Landsberger Strasse 300 80687 München 80687 München (DE)