(19)

(11)

EP 3 826 784 A1

(12)

(43) Date of publication: 02.06.2021 Bulletin 2021/22 (21) Application number: 19758518.5 (22) Date of filing: 22.07.2019

(51) International Patent Classification (IPC):  B21D 43/00(2006.01) B21F 23/00(2006.01) B21D 11/12(2006.01) (86) International application number: PCT/IT2019/050171 (87) International publication number: WO 2020/021582 (30.01.2020 Gazette 2020/05)

(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: 24.07.2018 IT 201800007479 (71) Applicant: Schnell S.p.A. 61036 Colli al Metauro PU (IT)	(72) Inventor: RUPOLI, Simone 61036 Colli al Metauro (PU) (IT) (74) Representative: Manzella & Associati  Via dell'Indipendenza, 13 40121 Bologna 40121 Bologna (IT)