(19)

(11)

EP 2 004 344 A1

(12)

(43) Date of publication: 24.12.2008 Bulletin 2008/52 (21) Application number: 07727315.9 (22) Date of filing: 26.03.2007

(51) International Patent Classification (IPC):  B21F 23/00(2006.01) B21F 27/10(2006.01) (86) International application number: PCT/EP2007/052841 (87) International publication number: WO 2007/110400 (04.10.2007 Gazette 2007/40)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC MT NL PL PT RO SE SI SK TR Designated Extension States: HR RS (30) Priority: 28.03.2006 IT UD20060076 (71) Applicant: Beta Systems SRL 33010 Reana del Rojale (Udine) (IT)	(72) Inventor: TABOGA, Ermanno I-33030 Buia (IT) (74) Representative: Petraz, Gilberto Luigi et al GLP S.r.l. Piazzale Cavedalis 6/2 33100 Udine 33100 Udine (IT)