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(11)

EP 4 225 683 A1

(12)

(43) Date of publication: 16.08.2023 Bulletin 2023/33 (21) Application number: 21790853.2 (22) Date of filing: 11.10.2021

(51) International Patent Classification (IPC):  B65H 23/032(2006.01) B65H 19/18(2006.01) (52) Cooperative Patent Classification (CPC): B65H 19/1852; B65H 19/1863; B65H 19/1873; B65H 23/0326; B65H 2301/413243; B65H 2301/4625; B65H 2301/46312; B65H 2301/46412; B65H 2301/46414; B65H 2406/3314; B65H 2511/12; B65H 2553/30; B65H 2553/40; B65H 2601/321; B65H 2701/1311; B65H 2701/1313; B65H 2701/1315 (86) International application number: PCT/EP2021/078074 (87) International publication number: WO 2022/078969 (21.04.2022 Gazette 2022/16)

(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: 12.10.2020 IT 202000023980 (71) Applicant: CRC S.R.L. 55014 Capannori (LU) (IT)	(72) Inventor: CINI, Enrico 55014 Capannori (LU) (IT) (74) Representative: Mannucci, Michele et al Ufficio Tecnico Ing. A. Mannucci S.r.l. Via della Scala, 4 50123 Firenze 50123 Firenze (IT)