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(11)

EP 2 074 657 A2

(12)

(88) Date of publication A3: 24.12.2008 (43) Date of publication: 01.07.2009 Bulletin 2009/27 (21) Application number: 07848797.2 (22) Date of filing: 26.09.2007

(51) International Patent Classification (IPC):  H01L 27/142(2006.01) B28B 13/02(2006.01) B29C 31/02(2006.01) H01L 31/048(2006.01) B28B 1/00(2006.01) B30B 15/30(2006.01) (86) International application number: PCT/IB2007/002814 (87) International publication number: WO 2008/038116 (03.04.2008 Gazette 2008/14)

(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 (30) Priority: 26.09.2006 IT MO20060296 20.11.2006 IT MO20060384 (71) Applicant: Gruppo Concorde S.p.A. 41042 Spezzano di Fiorano Modenese Modena (IT)	(72) Inventors: ISEPPI, Oscar 41026 Pavullo nel Frignano (MO) (IT) RUINI, Paolo 41042 Fiorano Modenese (MO) (IT) CARRA, Davide 41100 Modena (IT) BUFFAGNI, Andrea 41049 Sassuolo (MO) (IT) (74) Representative: Crugnola, Pietro  Luppi Crugnola & Partners S.r.l. Viale Corassori, 54 41124 Modena 41124 Modena (IT)