(19)

(11)

EP 4 508 346 A1

(12)

(43) Date of publication: 19.02.2025 Bulletin 2025/08 (21) Application number: 23720186.8 (22) Date of filing: 06.04.2023

(51) International Patent Classification (IPC):  F16H 48/14(2006.01) (52) Cooperative Patent Classification (CPC): F16H 48/14; F16H 48/147 (86) International application number: PCT/IB2023/053535 (87) International publication number: WO 2023/199184 (19.10.2023 Gazette 2023/42)

(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: KH MA MD TN (30) Priority: 12.04.2022 IT 202200005024 (71) Applicant: Crozzoli, Gualtiero 00133 Roma (IT)	(72) Inventor: Crozzoli, Gualtiero 00133 Roma (IT) (74) Representative: Bellomia, Paolo  Bugnion S.p.A. Rome Office Via Sallustiana, 15 00187 Roma 00187 Roma (IT)