(19)

(11)

EP 2 855 791 A1

(12)

(43) Date of publication: 08.04.2015 Bulletin 2015/15 (21) Application number: 12730636.3 (22) Date of filing: 30.05.2012

(51) International Patent Classification (IPC):  E04B 9/06(2006.01) (86) International application number: PCT/IB2012/052701 (87) International publication number: WO 2013/175272 (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 (30) Priority: 24.05.2012 IT PD20120164 (71) Applicant: Ceccato, Nicola 35041 Battaglia Terme (PD) (IT)	(72) Inventor: Ceccato, Nicola 35041 Battaglia Terme (PD) (IT) (74) Representative: Vinci, Marcello  Ufficio Veneto Brevetti Via Sorio 116 35141 Padova 35141 Padova (IT)