(19)

(11)

EP 3 601 080 A1

(12)

(43) Date of publication: 05.02.2020 Bulletin 2020/06 (21) Application number: 18712675.0 (22) Date of filing: 14.03.2018

(51) International Patent Classification (IPC):  B65D 23/10(2006.01) (86) International application number: PCT/IB2018/051687 (87) International publication number: WO 2018/172885 (27.09.2018 Gazette 2018/39)

(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: 21.03.2017 IT 201700031163 (71) Applicant: Madel S.p.A. 48010 Cotignola (Ravenna) (IT)	(72) Inventor: SEBASTIANI, Giacomo 48022 Lugo (Ravenna) (IT) (74) Representative: Puggioli, Tommaso  Bugnion S.p.A. Via di Corticella, 87 40128 Bologna 40128 Bologna (IT)