(19)

(11)

EP 2 852 714 A1

(12)

(43) Date of publication: 01.04.2015 Bulletin 2015/14 (21) Application number: 12728799.3 (22) Date of filing: 22.05.2012

(51) International Patent Classification (IPC):  E04B 9/12(2006.01) (86) International application number: PCT/IB2012/052560 (87) International publication number: WO 2013/175268 (28.11.2013 Gazette 2013/48)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME (71) Applicant: Cipriani, Giuseppe 38068 Rovereto (TN) (IT)	(72) Inventor: Cipriani, Giuseppe 38068 Rovereto (TN) (IT) (74) Representative: Manfrin, Marta et al Società Italiana Brevetti S.p.A. Stradone San Fermo 21 sc. B 37121 Verona (VR) 37121 Verona (VR) (IT)