(19)

(11)

EP 2 321 593 A2

(12)

(88) Date of publication A3: 14.05.2010 (43) Date of publication: 18.05.2011 Bulletin 2011/20 (21) Application number: 09805559.3 (22) Date of filing: 06.08.2009

(51) International Patent Classification (IPC):  F25B 41/00(2006.01) F25B 41/04(2006.01) F25B 49/02(2006.01) F04B 39/00(2006.01) (86) International application number: PCT/US2009/052995 (87) International publication number: WO 2010/017384 (11.02.2010 Gazette 2010/06)

(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 SM TR Designated Extension States: AL BA RS (30) Priority: 07.08.2008 US 87008 P (71) Applicant: Carrier Corporation Farmington, CT 06034 (US)	(72) Inventors: LIFSON, Alexander Farmington, CT 06034-4015 (US) TARAS, Michael, F. Farmington, CT 06034-4015 (US) (74) Representative: Taylor, Adam David  Dehns St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)