(19)

(11)

EP 2 948 648 A1

(12)

(43) Date of publication: 02.12.2015 Bulletin 2015/49 (21) Application number: 14713794.7 (22) Date of filing: 21.03.2014

(51) International Patent Classification (IPC):  F01K 23/10(2006.01) (86) International application number: PCT/EP2014/055758 (87) International publication number: WO 2014/147248 (25.09.2014 Gazette 2014/39)

(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 Designated Extension States: BA ME (30) Priority: 21.03.2013 EP 13160405 (71) Applicant: Siemens Aktiengesellschaft 80333 München (DE)	(72) Inventor: STUXBERG, Anders S-61234 Finspong (SE)