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EP 4 409 203 A1

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(43) Date of publication: 07.08.2024 Bulletin 2024/32 (21) Application number: 22786954.2 (22) Date of filing: 27.09.2022

(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 2006/046; F24F 2221/34; F24F 13/10; F24F 13/12; F24F 1/0071; F24F 13/20; F24F 1/01; F04D 25/08; F04D 29/582; F04D 17/16; F04D 27/003; F04D 29/464; F05D 2250/52; F04D 17/06; F04D 29/4246; F04F 5/16; F24F 11/65; F24F 11/79 (86) International application number: PCT/EP2022/076846 (87) International publication number: WO 2023/052361 (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 14.04.2022 CN 202220880933 U (71) Applicant: Versuni Holding B.V. 5656 AE Eindhoven (NL)	(72) Inventors: ZHANG, Wei 5656 AE Eindhoven (NL) PENG, Jiang 5656 AE Eindhoven (NL) SU, Wei 5656 AE Eindhoven (NL) GUO, Yumei 5656 AE Eindhoven (NL) (74) Representative: Vollering, Stefanus Franciscus Maria  Versuni Holding B.V. High Tech Campus 42 5656 AE Eindhoven 5656 AE Eindhoven (NL)