(19)

(11)

EP 2 580 005 A2

(12)

(88) Date of publication A3: 16.02.2012 (43) Date of publication: 17.04.2013 Bulletin 2013/16 (21) Application number: 11738042.8 (22) Date of filing: 09.06.2011

(51) International Patent Classification (IPC):  B21B 35/02(2006.01) (86) International application number: PCT/IB2011/052513 (87) International publication number: WO 2011/154914 (15.12.2011 Gazette 2011/50)

(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 (30) Priority: 09.06.2010 IT MI20101035 (71) Applicant: Danieli & C. Officine Meccaniche SpA 33041 Buttrio (IT)	(72) Inventors: DE LUCA, Andrea I-33047 Remanzacco (IT) NOBILE, Matteo I-33050 Ruda (IT) (74) Representative: Cinquantini, Bruno et al Notarbartolo & Gervasi S.p.A. Corso di Porta Vittoria, 9 20122 Milano 20122 Milano (IT)