(19)

(11)

EP 2 721 272 A1

(12)

(43) Date of publication: 23.04.2014 Bulletin 2014/17 (21) Application number: 11811626.8 (22) Date of filing: 28.12.2011

(51) International Patent Classification (IPC):  F02C 3/22(2006.01) F02C 9/40(2006.01) F02C 7/224(2006.01) B64D 37/30(2006.01) (86) International application number: PCT/US2011/067461 (87) International publication number: WO 2012/173651 (20.12.2012 Gazette 2012/51)

(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: 17.06.2011 US 201161498264 P (71) Applicant: General Electric Company Schenectady, NY 12345 (US)	(72) Inventors: GONYOU, Craig, Alan Cincinnati, OH 45215 (US) WEISGERBER, Robert, Harold Cincinnati, OH 45215 (US) EPSTEIN, Michael, Jay Cincinnati, OH 45215 (US) THOMPSON, Christopher, Michael Cincinnati, OH 45215 (US) (74) Representative: Williams, Andrew Richard  GPO Europe GE International Inc. The Ark 201 Talgarth Road Hammersmith London W6 8BJ London W6 8BJ (GB)