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EP 4 739 491 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24755261.5 (22) Date of filing: 12.08.2024

(51) International Patent Classification (IPC):  B29C 70/60(2006.01) B05D 1/42(2006.01) B29C 73/16(2006.01) F03D 1/06(2006.01) B33Y 10/00(2015.01) B29L 31/08(2006.01) B05D 1/26(2006.01) B29C 73/02(2006.01) B29D 99/00(2010.01) B29C 64/106(2017.01) B33Y 80/00(2015.01) (52) Cooperative Patent Classification (CPC): F03D 1/0675; B29L 2031/085; B29D 99/0025; B29C 70/603; B29C 73/02; B05D 1/42; B33Y 80/00; B33Y 10/00; B29C 70/745; B29C 2793/009; B29C 70/025; B29C 70/54; B05D 1/26; B05C 5/0216; Y02P 70/50 (86) International application number: PCT/EP2024/072728 (87) International publication number: WO 2025/045572 (06.03.2025 Gazette 2025/10)

(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: GE KH MA MD TN (30) Priority: 30.08.2023 EP 23194280 (71) Applicant: Siemens Gamesa Renewable Energy A/S 7330 Brande (DK)

(72) Inventors: DIRCKS, Stefan 24976 Handewitt (DE) HASSERIIS, Simon Rokohl 9260 Gistrup (DK) JUSTESEN, Per Mørup 9230 Svenstrup (DK) MAGNUSSEN, Jeppe Kærgaard 9000 Aalborg (DK) MORTENSEN, Morten 9920 Aalborg Ø (DK) ØSTERGAARD, Rasmus 9530 Støvring (DK) (74) Representative: SGRE-Association  Siemens Energy Global GmbH& Co. KG SE CD I IP Intellectual Property Siemenspromenade 9 91058 Erlangen 91058 Erlangen (DE)