(19)

(11)

EP 2 981 684 A1

(12)

(43) Date of publication: 10.02.2016 Bulletin 2016/06 (21) Application number: 14703515.8 (22) Date of filing: 28.01.2014

(51) International Patent Classification (IPC):  F01K 7/26(2006.01) (86) International application number: PCT/US2014/013401 (87) International publication number: WO 2014/117159 (31.07.2014 Gazette 2014/31)

(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: 28.01.2013 US 201361757533 P 10.04.2013 US 201361810579 P 25.04.2013 US 201361816143 P (71) Applicant: Eaton Corporation Cleveland, OH 44122 (US)	(72) Inventors: EYBERGEN, William, Nicholas Harrison Twp, MI 48045 (US) PRYOR, Martin, D. Canton, MI 48187 (US) PATIL, Sheetalkumar, Shamrao Pune, Maharashtra 411014 (IN) PATIL, Lalit, Murlidhar Pune, Maharashtra 411033 (IN) FORTINI, Matthew, James Allen Park, MI 48101 (US) (74) Representative: Schwan Schorer & Partner mbB  Patentanwälte Bauerstrasse 22 80796 München 80796 München (DE)