(19)

(11)

EP 4 823 794 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24827913.5 (22) Date of filing: 10.12.2024

(51) International Patent Classification (IPC):  B24B 19/04(2006.01) B24B 41/06(2012.01) (52) Cooperative Patent Classification (CPC): B24B 41/061; B24B 41/065; B24B 19/04; B24B 3/247; B24B 5/307 (86) International application number: PCT/IB2024/062415 (87) International publication number: WO 2025/126025 (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 EP 23216453 (71) Applicant: Rollomatic S.A. 2525 Le Landeron (CH)	(72) Inventor: MARTY, Jean-Charles 2520 La Neuveville (CH) (74) Representative: P&TS SA (AG, Ltd.)  Avenue J.-J. Rousseau 4 P.O. Box 2848 2001 Neuchâtel 2001 Neuchâtel (CH)