(19)

(11)

EP 3 749 809 A1

(12)

(43) Date of publication: 16.12.2020 Bulletin 2020/51 (21) Application number: 19704887.9 (22) Date of filing: 05.02.2019

(51) International Patent Classification (IPC):  E02D 27/34(2006.01) E04H 9/02(2006.01) (86) International application number: PCT/IB2019/050900 (87) International publication number: WO 2019/171184 (12.09.2019 Gazette 2019/37)

(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: KH MA MD TN (30) Priority: 06.02.2018 IT 201800002453 (71) Applicant: Kyneprox S.r.l. 10128 Torino (IT)	(72) Inventor: AUSENDA, Giovanni 27022 Casorate Primo (Milano) (IT) (74) Representative: Lunati & Mazzoni S.r.L.  Via Carlo Pisacane, 36 20129 Milano 20129 Milano (IT)