(19)

(11)

EP 3 274 525 A2

(12)

(88) Date of publication A3: 03.11.2016 (43) Date of publication: 31.01.2018 Bulletin 2018/05 (21) Application number: 16729981.7 (22) Date of filing: 24.03.2016

(51) International Patent Classification (IPC):  E04H 9/02(2006.01) (86) International application number: PCT/IB2016/051687 (87) International publication number: WO 2016/151529 (29.09.2016 Gazette 2016/39)

(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 Designated Validation States: MA MD (30) Priority: 26.03.2015 IT CL20150003 (71) Applicant: Casa, Vincenzo 93012 Gela (CL) (IT)	(72) Inventor: Casa, Vincenzo 93012 Gela (CL) (IT) (74) Representative: Maiello, Helenio Francesco  Studio Ing. Ranieri Marino Contrà Paolo Lioy, 24 36100 Vicenza 36100 Vicenza (IT)