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(11)

EP 4 121 588 A1

(12)

(43) Date of publication: 25.01.2023 Bulletin 2023/04 (21) Application number: 21709748.4 (22) Date of filing: 10.03.2021

(51) International Patent Classification (IPC):  D04B 9/40(2006.01) D05B 33/00(2006.01) D05B 35/06(2006.01) D05B 23/00(2006.01) D05B 33/02(2006.01) (52) Cooperative Patent Classification (CPC): D05B 23/007; D05B 33/00; D05B 33/02; D05B 33/006; D05B 35/06; D04B 9/40 (86) International application number: PCT/EP2021/056117 (87) International publication number: WO 2021/185659 (23.09.2021 Gazette 2021/38)

(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: 16.03.2020 IT 202000005536 (71) Applicant: Golden Lady Company S.p.A. 46043 Castiglione delle Stiviere (MN) (IT)	(72) Inventors: RUSTIONI, Mirco 50027 Strada in Chianti (FI) (IT) DI VINCENZO, Franco 46043 Castiglione delle Stiviere (MN) (IT) (74) Representative: Mannucci, Michele et al Ufficio Tecnico Ing. A. Mannucci S.r.l. Via della Scala, 4 50123 Firenze 50123 Firenze (IT)