(19)

(11)

EP 3 655 706 A1

(12)

(43) Date of publication: 27.05.2020 Bulletin 2020/22 (21) Application number: 18750015.2 (22) Date of filing: 18.07.2018

(51) International Patent Classification (IPC):  F24F 11/30(2018.01) F24F 11/49(2018.01) F24F 11/64(2018.01) F24F 120/20(2018.01) (86) International application number: PCT/US2018/042662 (87) International publication number: WO 2019/018510 (24.01.2019 Gazette 2019/04)

(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 Designated Validation States: KH MA MD TN (30) Priority: 21.07.2017 US 201762535544 P (71) Applicant: Carrier Corporation Palm Beach Gardens, FL 33418 (US)	(72) Inventors: MUKHERJEE, Kushal New Delhi 110017 (IN) CHABUKSWAR, Rohan Cork (IE) (74) Representative: Dehns  St. Bride's House 10 Salisbury Square London EC4Y 8JD London EC4Y 8JD (GB)