(19)

(11)

EP 1 855 874 A1

(12)

(43) Date of publication: 21.11.2007 Bulletin 2007/47 (21) Application number: 05719021.7 (22) Date of filing: 28.02.2005

(51) International Patent Classification (IPC):  B29D 30/26(2006.01) B29D 30/20(2006.01) (86) International application number: PCT/IT2005/000111 (87) International publication number: WO 2006/090418 (31.08.2006 Gazette 2006/35)

(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 (71) Applicant: PIRELLI TYRE S.p.A. 20126 Milano (IT)	(72) Inventors: POZZATI, Giovanni c/o Pirelli Tyre S.p.A. I-20126 Milano (IT) LACAGNINA, Claudio c/o Pirelli Tyre S.p.A. I-20126 Milano (IT) (74) Representative: Tansini, Elio Fabrizio  Bugnion S.p.A. Viale Lancetti 17 20158 Milano 20158 Milano (IT)