(19)

(11)

EP 3 999 411 A1

(12)

(43) Date of publication: 25.05.2022 Bulletin 2022/21 (21) Application number: 20737042.0 (22) Date of filing: 10.07.2020

(51) International Patent Classification (IPC):  B63B 27/18(2006.01) B63B 27/32(2006.01) (52) Cooperative Patent Classification (CPC): B63B 27/32; B63B 27/18 (86) International application number: PCT/EP2020/069631 (87) International publication number: WO 2021/013587 (28.01.2021 Gazette 2021/04)

(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: 19.07.2019 EP 19187278 31.03.2020 EP 20167326 (71) Applicant: Ørsted Wind Power A/S 7000 Fredericia (DK)	(72) Inventors: HILGER, Klaus Baggesen 2820 Gentofte (DK) SAGUES, Guillem Blanco 2820 Gentofte (DK) WINDOLF, Mikkel Haugaard 2820 Gentofte (DK) (74) Representative: Gaunt, Thomas Derrick et al Lewis Silkin LLP 5 Chancery Lane Clifford's Inn London EC4A 1BL London EC4A 1BL (GB)