(19)

(11)

EP 3 377 705 A1

(12)

(43) Date of publication: 26.09.2018 Bulletin 2018/39 (21) Application number: 17710385.0 (22) Date of filing: 23.01.2017

(51) International Patent Classification (IPC):  E02D 29/14(2006.01) (86) International application number: PCT/IB2017/050334 (87) International publication number: WO 2017/125901 (27.07.2017 Gazette 2017/30)

(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: 22.01.2016 IT UB20160313 (71) Applicant: Zanatta, Bruno 31027 Spresiano (TV) (IT)	(72) Inventor: Zanatta, Bruno 31027 Spresiano (TV) (IT) (74) Representative: Piovesana, Paolo  Via F. Baracca, 5/a 30173 Venezia-Mestre 30173 Venezia-Mestre (IT)