(19)

(11)

EP 4 823 913 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24827898.8 (22) Date of filing: 04.12.2024

(51) International Patent Classification (IPC):  B63B 15/00(2006.01) B63H 9/061(2020.01) (52) Cooperative Patent Classification (CPC): B63B 15/0083; B63B 2015/0058; B63H 9/061; B63H 9/0635 (86) International application number: PCT/IB2024/062201 (87) International publication number: WO 2025/125983 (19.06.2025 Gazette 2025/25)

(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: 15.12.2023 IT 202300026844 (71) Applicant: Cichero, Aldo 15010 Morsasco (IT)	(72) Inventor: Cichero, Aldo 15010 Morsasco (IT) (74) Representative: Raimondi, Margherita  Dott. Ing. Prof. Alfredo Raimondi S.r.l. Piazzale Cadorna, 15 20123 Milano 20123 Milano (IT)