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(11)

EP 4 401 906 A1

(12)

(43) Date of publication: 24.07.2024 Bulletin 2024/30 (21) Application number: 22773444.9 (22) Date of filing: 02.09.2022

(51) International Patent Classification (IPC):  B23B 47/28(2006.01) B23B 35/00(2006.01) B23B 51/10(2006.01) (52) Cooperative Patent Classification (CPC): B23B 51/104; B23B 47/28; B23B 2260/026; B23B 35/00 (86) International application number: PCT/EP2022/074523 (87) International publication number: WO 2023/041356 (23.03.2023 Gazette 2023/12)

(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: 14.09.2021 EP 21196595 (71) Applicants: Comptoir du Batiment NV 1880 Kapelle-op-den-Bos (BE) Euronit Fachadas y Cubiertas S.L. 47160 Portillo Valladolid (ES)	(72) Inventors: ESTEBANEZ ELGUEZABAL, Cayetano 47130 Simancas (ES) VAN KELECOM, Geert 1500 Halle (BE) (74) Representative: Etex Services NV - Etex IPSC  Kuiermansstraat 1 1880 Kapelle-op-den-Bos 1880 Kapelle-op-den-Bos (BE)