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(11)

EP 3 833 543 A1

(12)

(43) Date of publication: 16.06.2021 Bulletin 2021/24 (21) Application number: 19765562.4 (22) Date of filing: 06.08.2019

(51) International Patent Classification (IPC):  B41F 27/06(2006.01) B41N 6/00(2006.01) B41F 27/14(2006.01) (86) International application number: PCT/IB2019/056685 (87) International publication number: WO 2020/031084 (13.02.2020 Gazette 2020/07)

(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: 06.08.2018 IT 201800007881 (71) Applicant: Omet S.r.L. 23900 Lecco (IT)	(72) Inventors: MANZINI, Amerigo 23900 Lecco (IT) GADDI, Marco 23827 Lierna (Lecco) (IT) CIOFFI, Carmine 23844 Sirone (Lecco) (IT) (74) Representative: Savoca, Agatino et al Jacobacci & Partners S.p.A. Corso Emilia, 8 10152 Torino 10152 Torino (IT)