(19)

(11)

EP 4 823 776 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24833787.5 (22) Date of filing: 03.12.2024

(51) International Patent Classification (IPC):  B21B 1/18(2006.01) B21B 15/00(2006.01) (52) Cooperative Patent Classification (CPC): B21B 1/18; B21B 1/463; B21B 27/024; B21B 2015/0021; B21B 15/0007; B21B 2037/002 (86) International application number: PCT/IT2024/050250 (87) International publication number: WO 2025/126249 (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: 13.12.2023 IT 202300026535 (71) Applicant: DANIELI & C. OFFICINE MECCANICHE S.P.A. 33042 Buttrio (UD) (IT)	(72) Inventors: DE LUCA, Andrea 33042 BUTTRIO (UD) (IT) FABBRO, Claudio 33042 BUTTRIO (UD) (IT) MESTRONI, Antonello 33042 BUTTRIO (UD) (IT) PARON, Luca 33042 BUTTRIO (UD) (IT) (74) Representative: Petraz, Davide Luigi et al GLP S.r.l Viale Europa Unita, 171 33100 Udine 33100 Udine (IT)