(19)

(11)

EP 3 107 668 A1

(12)

(43) Date of publication: 28.12.2016 Bulletin 2016/52 (21) Application number: 15711849.8 (22) Date of filing: 18.02.2015

(51) International Patent Classification (IPC):  B21D 39/02(2006.01) B23Q 1/00(2006.01) (86) International application number: PCT/IB2015/051231 (87) International publication number: WO 2015/125084 (27.08.2015 Gazette 2015/34)

(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 (30) Priority: 19.02.2014 IT TO20140136 (71) Applicant: Comau S.p.A. 10095 Grugliasco (Torino) (IT)	(72) Inventor: SERPI, Valeria I-10095 Grugliasco (Torino) (IT) (74) Representative: Notaro, Giancarlo  Buzzi, Notaro & Antonielli d'Oulx Via Maria Vittoria 18 10123 Torino 10123 Torino (IT)