(19)

(11)

EP 4 419 848 A1

(12)

(43) Date of publication: 28.08.2024 Bulletin 2024/35 (21) Application number: 22883108.7 (22) Date of filing: 18.10.2022

(51) International Patent Classification (IPC):  F24H 1/10(2022.01) F24H 9/18(2022.01) F24H 1/20(2022.01) F24H 9/00(2022.01) F24H 9/20(2022.01) (52) Cooperative Patent Classification (CPC): F24D 2220/08; F24D 2240/26; F24H 15/457; F24H 15/464; F24H 15/414; F24H 15/223; F24H 15/225; F24H 15/246; F24D 17/0031; F24H 9/133; F24H 15/335; F28D 20/0039; F28D 2020/0073 (86) International application number: PCT/IL2022/051099 (87) International publication number: WO 2023/067593 (27.04.2023 Gazette 2023/17)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 18.10.2021 US 202163256641 P (71) Applicant: Yankelovich, Dov 4485600 Kdumim (IL)	(72) Inventor: Yankelovich, Dov 4485600 Kdumim (IL) (74) Representative: Chimini, Francesco et al Jacobacci & Partners S.p.A. Piazza della Vittoria 11 25122 Brescia 25122 Brescia (IT)