(19)

(11)

EP 3 721 027 A1

(12)

(43) Date of publication: 14.10.2020 Bulletin 2020/42 (21) Application number: 18842828.8 (22) Date of filing: 04.12.2018

(51) International Patent Classification (IPC):  E04F 21/00(2006.01) E04F 15/02(2006.01) E04F 13/08(2006.01) E04F 21/18(2006.01) (86) International application number: PCT/IB2018/059628 (87) International publication number: WO 2019/111150 (13.06.2019 Gazette 2019/24)

(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: 05.12.2017 IT 201700139892 (71) Applicant: Dakota Group S.a.s. di Zeno Cipriani & C. 37010 Affi (VR) (IT)	(72) Inventor: CIPRIANI, Zeno 37010 Affi (VR) (IT) (74) Representative: Fisauli, Beatrice A. M.  Con Lor S.p.A Via Bronzino, 8 20133 Milano 20133 Milano (IT)