(19)

(11)

EP 4 426 909 A1

(12)

(43) Date of publication: 11.09.2024 Bulletin 2024/37 (21) Application number: 21834947.0 (22) Date of filing: 04.11.2021

(51) International Patent Classification (IPC):  E05B 47/00(2006.01) (52) Cooperative Patent Classification (CPC): E05B 2047/0062; E05B 2047/0061; E05B 47/00 (86) International application number: PCT/IT2021/000049 (87) International publication number: WO 2023/079582 (11.05.2023 Gazette 2023/19)

(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 (71) Applicant: Cisa S.p.a. 48018 Faenza (IT)	(72) Inventor: MOLINARI, Ubaldo 80137 Napoli (IT) (74) Representative: Modiano, Micaela Nadia et al Modiano & Partners Via Meravigli, 16 20123 Milano 20123 Milano (IT)