(19)

(11)

EP 3 237 686 A1

(12)

(43) Date of publication: 01.11.2017 Bulletin 2017/44 (21) Application number: 15830863.5 (22) Date of filing: 23.12.2015

(51) International Patent Classification (IPC):  E02B 3/10(2006.01) (86) International application number: PCT/IB2015/059923 (87) International publication number: WO 2016/103207 (30.06.2016 Gazette 2016/26)

(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 Designated Extension States: BA ME Designated Validation States: MA MD (30) Priority: 23.12.2014 IT RM20140746 (71) Applicant: Onori, Mario 00163 Rome (IT)	(72) Inventor: Onori, Mario 00163 Rome (IT) (74) Representative: Papa, Elisabetta et al Società Italiana Brevetti S.p.A Piazza di Pietra, 39 00186 Roma 00186 Roma (IT)