(19)

(11)

EP 2 158 367 A2

(12)

(88) Date of publication A3: 19.02.2009 (43) Date of publication: 03.03.2010 Bulletin 2010/09 (21) Application number: 08773490.1 (22) Date of filing: 18.06.2008

(51) International Patent Classification (IPC):  E04B 5/32(2006.01) E04G 11/36(2006.01) (86) International application number: PCT/EP2008/004900 (87) International publication number: WO 2009/000452 (31.12.2008 Gazette 2009/01)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MT NL NO PL PT RO SE SI SK TR Designated Extension States: AL BA MK RS (30) Priority: 22.06.2007 IT VI20070181 (71) Applicants: Boggian, Stefano 35040 Casale di Scodosia PD (IT) Mion, Graziano 35040 Casale di Scodosia (Padova) (IT)	(72) Inventors: Boggian, Stefano 35040 Casale di Scodosia PD (IT) Mion, Graziano 35040 Casale di Scodosia (Padova) (IT) (74) Representative: Bettello, Pietro  Studio Tecnico Ingg. Luigi e Pietro Bettello Via Col d'Echele, 25 36100 Vicenza 36100 Vicenza (IT)