(19)

(11)

EP 2 198 125 A1

(12)

(43) Date of publication: 23.06.2010 Bulletin 2010/25 (21) Application number: 07839131.5 (22) Date of filing: 01.10.2007

(51) International Patent Classification (IPC):  F01C 1/16(2006.01) (86) International application number: PCT/US2007/021144 (87) International publication number: WO 2009/045187 (09.04.2009 Gazette 2009/15)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: AL BA HR MK RS (71) Applicant: Carrier Corporation Farmington, CT 06034 (US)	(72) Inventors: FLANIGAN, Paul, J. Farmington, CT 061034 (US) FRASER, Bruce, A. Farmington, Connecticut 06034 (US) (74) Representative: Leckey, David Herbert et al Dehns St Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)