(19)

(11)

EP 2 802 715 A2

(12)

(88) Date of publication A3: 08.08.2013 (43) Date of publication: 19.11.2014 Bulletin 2014/47 (21) Application number: 12824714.5 (22) Date of filing: 21.12.2012

(51) International Patent Classification (IPC):  E04B 2/86(2006.01) (86) International application number: PCT/IB2012/057580 (87) International publication number: WO 2013/093866 (27.06.2013 Gazette 2013/26)

(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 (30) Priority: 22.12.2011 IT BO20110755 (71) Applicant: Vitullo, Nicola, Angelo 47922 Rimini (IT)	(72) Inventor: Vitullo, Nicola, Angelo 47922 Rimini (IT) (74) Representative: Puggioli, Tommaso  Bugnion S.p.A. Via di Corticella, 87 40128 Bologna 40128 Bologna (IT)