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EP 2 981 685 A1

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(43) Date of publication: 10.02.2016 Bulletin 2016/06 (21) Application number: 14704472.1 (22) Date of filing: 28.01.2014

(51) International Patent Classification (IPC):  F01K 21/00(2006.01) F01K 23/10(2006.01) F01K 25/06(2006.01) F01K 23/06(2006.01) F01K 25/04(2006.01) (86) International application number: PCT/US2014/013397 (87) International publication number: WO 2014/117156 (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 (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) (74) Representative: Schwan Schorer & Partner mbB  Patentanwälte Bauerstrasse 22 80796 München 80796 München (DE)