(19)

(11)

EP 4 228 963 A1

(12)

(43) Date of publication: 23.08.2023 Bulletin 2023/34 (21) Application number: 21802806.6 (22) Date of filing: 14.10.2021

(51) International Patent Classification (IPC):  B63H 25/42(2006.01) B63H 25/46(2006.01) (52) Cooperative Patent Classification (CPC): B63H 25/46; B63H 25/42 (86) International application number: PCT/IB2021/059451 (87) International publication number: WO 2022/079655 (21.04.2022 Gazette 2022/16)

(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: 14.10.2020 IT 202000024220 (71) Applicant: Fincantieri S.p.A. 34121 Trieste (IT)	(72) Inventors: CAIZZI, Antonio 34121 Trieste (IT) MALASOMA, Niccolò 34121 Trieste (IT) CURTO, Luigi 34121 Trieste (IT) CAMPODONICO, Marco 34121 Trieste (IT) (74) Representative: Crippa, Paolo Ernesto et al Jacobacci & Partners S.p.A. Via Senato, 8 20121 Milano 20121 Milano (IT)