(19)

(11)

EP 4 823 822 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24829249.2 (22) Date of filing: 11.12.2024

(51) International Patent Classification (IPC):  B29C 43/36(2006.01) B27N 5/00(2006.01) B29K 1/00(2006.01) B29L 31/56(2006.01) B29C 43/00(2006.01) B27N 5/02(2006.01) B29L 9/00(2006.01) B29L 31/00(2006.01) (52) Cooperative Patent Classification (CPC): B29C 43/003; B27N 5/00; B29L 2009/00; B29L 2031/56; B29L 2031/712; B29K 2001/00; B29K 2995/0069; B29K 2995/0067; B27N 5/02; B29C 2043/3621; B29C 43/361; B27N 7/005; B27N 3/04; B27N 3/18; B27N 3/20 (86) International application number: PCT/IB2024/062477 (87) International publication number: WO 2025/126052 (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 202300026559 (71) Applicant: SACMI Cooperativa Meccanici Imola Società Cooperativa 40026 Imola (Bologna) (IT)	(72) Inventors: PUCCI, Fabrizio 40026 Imola (BOLOGNA) (IT) MAZZOTTI, Giovanni 40026 Imola (BOLOGNA) (IT) PARRINELLO, Fiorenzo 40026 IMOLA (BOLOGNA) (IT) (74) Representative: Bugnion SI1  Via M. Vellani Marchi, 20 41124 Modena 41124 Modena (IT)