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EP 4 518 979 A1

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(43) Date of publication: 12.03.2025 Bulletin 2025/11 (21) Application number: 23722445.6 (22) Date of filing: 13.04.2023

(51) International Patent Classification (IPC):  A62B 35/00(2006.01) E04G 1/20(2006.01) E04G 1/32(2006.01) E04G 5/06(2006.01) E04G 5/14(2006.01) E04G 1/24(2006.01) E04G 5/00(2006.01) E04G 1/22(2006.01) E04G 1/36(2006.01) E04G 5/10(2006.01) E06C 7/18(2006.01) (52) Cooperative Patent Classification (CPC): A62B 35/0068; E04G 5/001; E04G 1/22; E04G 1/32; E04G 1/36; E04G 2001/248; E04G 1/24; E04G 5/061; E04G 5/10; E04G 5/141; E04G 5/00; E04G 2005/008; E04G 2001/244; E06C 7/186; E06C 7/185 (86) International application number: PCT/IB2023/053773 (87) International publication number: WO 2023/214224 (09.11.2023 Gazette 2023/45)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 02.05.2022 IT 202200008789 (71) Applicant: Bieffepi S.r.l. 50041 Calenzano (FI) (IT)	(72) Inventors: PESCIONI, Marco 50041 Calenzano (FI) (IT) FIESOLI, Simone 50041 Calenzano (FI) (IT)