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EP 4 739 830 A1

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(43) Date of publication: 13.05.2026 Bulletin 2026/20 (21) Application number: 24751549.7 (22) Date of filing: 03.07.2024

(51) International Patent Classification (IPC):  D06F 33/37(2020.01) D06F 105/42(2020.01) D06F 39/02(2006.01) (52) Cooperative Patent Classification (CPC): D06F 33/37; D06F 2105/42; D06F 39/022 (86) International application number: PCT/IB2024/056489 (87) International publication number: WO 2025/008761 (09.01.2025 Gazette 2025/02)

(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: 03.07.2023 IT 202300013833 (71) Applicant: SEKO S.p.A. 02010 Santa Rufina, Cittaducale (RI) (IT)	(72) Inventors: CAPORALE, Carlo 02010 CITTADUCALE (RI) (IT) LOMBARDINILO, Antonello 02010 CITTADUCALE (RI) (IT) SEBASTIANI, Piero 02010 CITTADUCALE (RI) (IT) CATTANI, Davide 02010 CITTADUCALE (RI) (IT) (74) Representative: IP Sextant s.r.l.  Via A. Salandra, n.18 00187 Rome 00187 Rome (IT)