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(11)

EP 4 409 202 A1

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(43) Date of publication: 07.08.2024 Bulletin 2024/32 (21) Application number: 22786928.6 (22) Date of filing: 20.09.2022

(51) International Patent Classification (IPC):  F24F 8/108(2021.01) F24F 6/04(2006.01) F24F 13/12(2006.01) F24F 1/01(2011.01) F04D 25/08(2006.01) F24F 8/80(2021.01) F24F 13/10(2006.01) F24F 1/0071(2019.01) F24F 13/20(2006.01) F04D 29/58(2006.01) (52) Cooperative Patent Classification (CPC): F24F 8/108; F24F 8/80; F24F 6/04; F24F 1/0071; F24F 1/01; F24F 13/10; F04D 29/281; F04D 29/602 (86) International application number: PCT/EP2022/076125 (87) International publication number: WO 2023/052203 (06.04.2023 Gazette 2023/14)

(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: 30.09.2021 WO PCT/CN2021/122392 13.04.2022 EP 22168183 (71) Applicant: Versuni Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventors: JIANG, Peng 5656 AE Eindhoven (NL) ZHANG, Wei 5656 AE Eindhoven (NL) (74) Representative: Vollering, Stefanus Franciscus Maria  Philips Domestic Appliances IP Department High Tech Campus 42 5656 AE Eindhoven 5656 AE Eindhoven (NL)