(19)

(11)

EP 1 922 451 A1

(12)

(43) Date of publication: 21.05.2008 Bulletin 2008/21 (21) Application number: 06795443.8 (22) Date of filing: 04.09.2006

(51) International Patent Classification (IPC):  E04B 1/76(2006.01) E04F 13/14(2006.01) E04F 13/04(2006.01) (86) International application number: PCT/IB2006/002464 (87) International publication number: WO 2007/029105 (15.03.2007 Gazette 2007/11)

(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 NL PL PT RO SE SI SK TR (30) Priority: 07.09.2005 IT RE20050099 (71) Applicant: Edilteco S.p.A. 41038 San Felice Sul Panaro, (MO) (IT)	(72) Inventor: PEDERINI, Enrico, Maria I-42020 Quattro Castella (Reggio Emilia) (IT) (74) Representative: Gotra, Stefano et al BUGNION S.p.A. Via Vellani Marchi, 20 41100 Modena 41100 Modena (IT)