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(11)

EP 2 289 151 A2

(12)

(88) Date of publication A3: 08.07.2010 (43) Date of publication: 02.03.2011 Bulletin 2011/09 (21) Application number: 09733374.4 (22) Date of filing: 13.04.2009

(51) International Patent Classification (IPC):  H02K 7/18(2006.01) F24J 2/30(2006.01) (86) International application number: PCT/US2009/040338 (87) International publication number: WO 2009/129170 (22.10.2009 Gazette 2009/43)

(84) Designated Contracting States: 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 SE SI SK TR Designated Extension States: AL BA RS (30) Priority: 16.04.2008 US 45361 P 05.06.2008 US 59080 P 09.04.2009 US 421060 09.04.2009 US 421047 (71) Applicant: Alstom Technology Ltd 5400 Baden (CH)	(72) Inventors: JUKKOLA, Glen, D. Glastonbury CT 06033 (US) PALKES, Mark Glastonbury CT 06033 (US) TEIGEN, Bard Enfield CT 06082 (US) (74) Representative: Hellwig, Tillmann Johannes  Dreiss Patentanwälte Postfach 10 37 62 70032 Stuttgart 70032 Stuttgart (DE)