(19)

(11)

EP 3 277 444 A1

(12)

(43) Date of publication: 07.02.2018 Bulletin 2018/06 (21) Application number: 16717706.2 (22) Date of filing: 22.03.2016

(51) International Patent Classification (IPC):  B21D 7/024(2006.01) B21D 7/02(2006.01) (86) International application number: PCT/IB2016/051593 (87) International publication number: WO 2016/157022 (06.10.2016 Gazette 2016/40)

(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: MA MD (30) Priority: 02.04.2015 IT RM20150134 (71) Applicant: Massaro, Libero Angelo 03030 Piedimonte San Germano (FR) (IT)	(72) Inventor: Massaro, Libero Angelo 03030 Piedimonte San Germano (FR) (IT) (74) Representative: Fiammenghi, Eva et al Fiammenghi - Fiammenghi Via delle Quattro Fontane, 31 00184 Roma 00184 Roma (IT)