(19)

(11)

EP 1 670 606 A1

(12)

(43) Date of publication: 21.06.2006 Bulletin 2006/25 (21) Application number: 04769371.8 (22) Date of filing: 08.09.2004

(51) International Patent Classification (IPC):  B22D 17/20(1968.09) B22D 35/06(1968.09) B22D 17/04(1968.09) B29C 45/74(1985.01) (86) International application number: PCT/IB2004/002982 (87) International publication number: WO 2005/030414 (07.04.2005 Gazette 2005/14)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LI LU MC NL PL PT RO SE SI SK TR (30) Priority: 24.09.2003 IT BO20030553 (71) Applicant: Botta, Ermenegildo 50031 Barberino di Mugello (IT)	(72) Inventor: Botta, Ermenegildo 50031 Barberino di Mugello (IT) (74) Representative: Lanzoni, Luciano  c/o BUGNION S.p.A. Via Goito, 18 40126 Bologna 40126 Bologna (IT)