(19)

(11)

EP 1 758 728 A1

(12)

(43) Date of publication: 07.03.2007 Bulletin 2007/10 (21) Application number: 05740423.8 (22) Date of filing: 17.05.2005

(51) International Patent Classification (IPC):  B29C 65/08(2006.01) B31B 1/64(2006.01) (86) International application number: PCT/IB2005/001451 (87) International publication number: WO 2005/113218 (01.12.2005 Gazette 2005/48)

(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 MC NL PL PT RO SE SI SK TR (30) Priority: 18.05.2004 IT BO20040311 (71) Applicant: AZIONARIA COSTRUZIONI MACCHINE AUTOMATICHE-A.C.M.A.-S.p.A. I-40131 Bologna (IT)	(72) Inventors: BOLDRINI, Fulvio I-44100 Ferrara (IT) GHIOTTI, Roberto I-40050 Calderino di Monte San Pietro (IT) CAVALLARI, Stefano I-40135 Bologna (IT) (74) Representative: Ghioni, Carlo Raoul Maria  Bugnion S.p.A. Via Goito, 18 40126 Bologna 40126 Bologna (IT)