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(11)

EP 4 334 098 A1

(12)

(43) Date of publication: 13.03.2024 Bulletin 2024/11 (21) Application number: 22727430.5 (22) Date of filing: 04.05.2022

(51) International Patent Classification (IPC):  B28B 11/18(2006.01) B28B 5/02(2006.01) B24B 49/12(2006.01) B24B 9/06(2006.01) B24B 9/00(2006.01) B28B 17/00(2006.01) B28B 3/12(2006.01) B24B 7/06(2006.01) B24B 7/22(2006.01) (52) Cooperative Patent Classification (CPC): B28B 11/18; B28B 17/0081; B28B 5/027; B28B 3/123; B24B 49/12; B24B 9/06; B24B 9/002; B24B 27/0038; B24B 27/0023 (86) International application number: PCT/IB2022/054102 (87) International publication number: WO 2022/234469 (10.11.2022 Gazette 2022/45)

(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: 04.05.2021 IT 202100011354 (71) Applicant: SACMI TECH S.p.A. 40026 Imola (BO) (IT)	(72) Inventor: ORSINI, Marcello 40026 IMOLA (BO) (IT) (74) Representative: Studio Torta S.p.A.  Viale Antonio Silvani, 6 40122 Bologna 40122 Bologna (IT)