(19)

(11)

EP 4 543 630 A1

(12)

(43) Date of publication: 30.04.2025 Bulletin 2025/18 (21) Application number: 23735404.8 (22) Date of filing: 05.06.2023

(51) International Patent Classification (IPC):  B24B 41/047(2006.01) (52) Cooperative Patent Classification (CPC): B24B 41/0475; B24B 7/18; B24B 7/22 (86) International application number: PCT/IB2023/055760 (87) International publication number: WO 2023/248033 (28.12.2023 Gazette 2023/52)

(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: 21.06.2022 IT 202200013069 (71) Applicant: CO.ME.S S.r.l. 56012 Calcinaia (IT)	(72) Inventor: PERILLO, Stefano 56035 Casciana Terme Lari (PISA) (IT) (74) Representative: Firmati, Leonardo  IXNEA S.r.l. Via Traversa Fiorentina, 6 59100 Prato 59100 Prato (IT)