(19)

(11)

EP 3 821 064 A1

(12)

(43) Date of publication: 19.05.2021 Bulletin 2021/20 (21) Application number: 20753417.3 (22) Date of filing: 17.06.2020

(51) International Patent Classification (IPC):  D03D 47/18(2006.01) D03D 47/27(2006.01) (86) International application number: PCT/IB2020/055647 (87) International publication number: WO 2020/254981 (24.12.2020 Gazette 2020/52)

(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: 18.06.2019 IT 201900009357 (71) Applicant: ITEMA S.p.A. 24020 Colzate (BG) (IT)	(72) Inventors: LUZZANA, Andrea 24020 Colzate BG (IT) MINETTO, Simone 24020 Colzate BG (IT) MINELLI, Lorenzo 24020 Colzate BG (IT) (74) Representative: Faggioni, Marco et al Fumero S.r.l. Pettenkoferstrasse 20/22 80336 München 80336 München (DE)