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(11)

EP 2 536 931 A1

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(43) Date of publication: 26.12.2012 Bulletin 2012/52 (21) Application number: 11744964.5 (22) Date of filing: 07.02.2011

(51) International Patent Classification (IPC):  F02B 29/04(2006.01) F28F 27/02(2006.01) (86) International application number: PCT/SE2011/050136 (87) International publication number: WO 2011/102784 (25.08.2011 Gazette 2011/34)

(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: 19.02.2010 SE 1050162 (71) Applicant: Scania CV Aktiebolag (publ) 151 87 Södertälje (SE)	(72) Inventors: KARDOS, Zoltan S-151 35 Södertälje (SE) SÖDERBERG, Erik S-111 29 Stockholm (SE)