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(11)

EP 2 710 314 A1

(12)

(43) Date of publication: 26.03.2014 Bulletin 2014/13 (21) Application number: 12722222.2 (22) Date of filing: 27.04.2012

(51) International Patent Classification (IPC):  F25B 49/02(2006.01) F25B 1/02(2006.01) F25B 9/00(2006.01) (86) International application number: PCT/US2012/035416 (87) International publication number: WO 2012/158326 (22.11.2012 Gazette 2012/47)

(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: 16.05.2011 US 201161486496 P (71) Applicant: Carrier Corporation Farmington, CT 06034 (US)	(72) Inventor: LIU, Lucy Y. Fayetteville, New York 13066 (US) (74) Representative: Klunker . Schmitt-Nilson . Hirsch  Patentanwälte Destouchesstrasse 68 80796 München 80796 München (DE)