(19)

(11)

EP 3 724 401 A2

(12)

(88) Date of publication A3: 08.08.2019 (43) Date of publication: 21.10.2020 Bulletin 2020/43 (21) Application number: 18830952.0 (22) Date of filing: 10.12.2018

(51) International Patent Classification (IPC):  E01F 13/04(2006.01) E01F 13/12(2006.01) A01G 9/02(2018.01) (86) International application number: PCT/IB2018/059829 (87) International publication number: WO 2019/116200 (20.06.2019 Gazette 2019/25)

(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: 12.12.2017 IT 201700143130 19.03.2018 IT 201800003750 (71) Applicant: Salvador, Emanuele 22017 Menaggio (CO) (IT)	(72) Inventor: Salvador, Emanuele 22017 Menaggio (CO) (IT) (74) Representative: Rastelli, Franco  Dott. Franco Cicogna & C. SRL Via Visconti di Modrone, 14/A 20122 Milano 20122 Milano (IT)