(19)

(11)

EP 4 305 723 A1

(12)

(43) Date of publication: 17.01.2024 Bulletin 2024/03 (21) Application number: 22710176.3 (22) Date of filing: 08.03.2022

(51) International Patent Classification (IPC):  H02J 3/38(2006.01) H01B 9/00(2006.01) F03D 9/30(2016.01) B63B 35/44(2006.01) (52) Cooperative Patent Classification (CPC): H02J 3/381; H02J 2300/28; F03D 9/257; F03D 13/25 (86) International application number: PCT/IB2022/052047 (87) International publication number: WO 2022/189965 (15.09.2022 Gazette 2022/37)

(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: 08.03.2021 US 202163157863 P 15.04.2021 NO 20210468 (71) Applicant: DWO AS 5529 Haugesund (NO)	(72) Inventors: ØVREVIK, Hans Petter 1396 Billingstad (NO) VASSBOTN, Knut 1166 Oslo (NO) (74) Representative: Ramberg, Charles Eric  Bresbo AB Finnbackagatan 17 654 69 Karlstad 654 69 Karlstad (SE)