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(11)

EP 4 408 652 A1

(12)

(43) Date of publication: 07.08.2024 Bulletin 2024/32 (21) Application number: 22797900.2 (22) Date of filing: 27.09.2022

(51) International Patent Classification (IPC):  B31C 7/06(2006.01) B31B 50/32(2017.01) B31B 50/07(2017.01) B31B 50/64(2017.01) B31B 50/06(2017.01) B31B 50/02(2017.01) (52) Cooperative Patent Classification (CPC): B31C 7/06; B31B 50/642; B31B 50/322; B31B 50/064; B31B 50/07; B31B 50/024; B31B 50/16; B31B 50/44 (86) International application number: PCT/IT2022/050262 (87) International publication number: WO 2023/047431 (30.03.2023 Gazette 2023/13)

(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: 27.09.2021 IT 202100024701 (71) Applicant: MS2 S.r.l. 40057 Granarolo dell'Emilia (BO) (IT)	(72) Inventor: SPATAFORA, Matteo 40057 Granarolo dell'Emilia (BO) (IT) (74) Representative: Manzella & Associati  Via dell'Indipendenza, 13 40121 Bologna 40121 Bologna (IT)