(19)

(11)

EP 3 672 449 A1

(12)

(43) Date of publication: 01.07.2020 Bulletin 2020/27 (21) Application number: 17768241.6 (22) Date of filing: 22.08.2017

(51) International Patent Classification (IPC):  A47B 77/08(2006.01) E06B 5/00(2006.01) A47B 77/10(2006.01) E05D 15/26(2006.01) (86) International application number: PCT/IB2017/055054 (87) International publication number: WO 2019/038576 (28.02.2019 Gazette 2019/09)

(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: MA MD (71) Applicant: HSIGN S.r.l. 63846 Monte Giberto FM (IT)	(72) Inventor: CIMADAMORE, Anna Luisa 63900 Fermo (IT) (74) Representative: Manna, Sara et al Società Italiana Brevetti S.p.A. Piazza di Pietra, 39 00186 Roma 00186 Roma (IT)