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EP 2 571 686 A1

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(43) Date of publication: 27.03.2013 Bulletin 2013/13 (21) Application number: 11837286.1 (22) Date of filing: 16.05.2011

(51) International Patent Classification (IPC):  B32B 18/00(2006.01) C04B 35/80(2006.01) C04B 37/00(2006.01) B64D 33/04(2006.01) C04B 35/565(2006.01) C04B 35/82(2006.01) C04B 35/626(2006.01) (86) International application number: PCT/US2011/036630 (87) International publication number: WO 2012/118516 (07.09.2012 Gazette 2012/36)

(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: 17.05.2010 US 345402 P 05.05.2011 US 201113101231 (71) Applicant: General Electric Company Schenectady, NY 12345 (US)

(72) Inventors: MILLARD, Michael, Lee Cincinnati OH 45215 (US) MEIBERS, Gregory, Joseph Cincinnati OH 45215 (US) HALL, Kathleen, Raftery Cincinnati OH 45215 (US) RENGGLI, Bernard, James Cincinnati OH 45215 (US) MILLER, Jeffrey, Franklin Cincinnati OH 45215 (US) (74) Representative: Williams, Andrew Richard  Global Patent Operation-Europe GE International Inc 15 John Adam Street London WC2N 6LU London WC2N 6LU (GB)