(19)

(11)

EP 2 742 307 A1

(12)

(43) Date of publication: 18.06.2014 Bulletin 2014/25 (21) Application number: 11743055.3 (22) Date of filing: 08.08.2011

(51) International Patent Classification (IPC):  F28G 9/00(2006.01) F28G 3/16(2006.01) (86) International application number: PCT/EP2011/063590 (87) International publication number: WO 2013/020579 (14.02.2013 Gazette 2013/07)

(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 (71) Applicant: Carrier Corporation Farmington, CT 06034-4015 (US)	(72) Inventor: SCHEUMANN, Christian 60529 Frankfurt (DE) (74) Representative: Klunker . Schmitt-Nilson . Hirsch  Patentanwälte Destouchesstrasse 68 80796 München 80796 München (DE)