(19)

(11)

EP 4 348 120 A1

(12)

(43) Date of publication: 10.04.2024 Bulletin 2024/15 (21) Application number: 22750730.8 (22) Date of filing: 31.05.2022

(51) International Patent Classification (IPC):  F24F 1/62(2011.01) (52) Cooperative Patent Classification (CPC): F24F 1/62 (86) International application number: PCT/IB2022/055085 (87) International publication number: WO 2022/254334 (08.12.2022 Gazette 2022/49)

(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: 31.05.2021 IT 202100014267 (71) Applicant: 2 EMME CLIMA SRL 35030 Rovolon (PD) (IT)	(72) Inventor: MARINI, Michele 35042 Este (PD) (IT) (74) Representative: Pelanda, Paolo  De Gaspari Osgnach s.r.l. Via Altinate, 33 35121 Padova 35121 Padova (IT)