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EP 4 817 080 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24827872.3 (22) Date of filing: 25.11.2024

(51) International Patent Classification (IPC):  H01H 1/36(2006.01) H01H 15/24(2006.01) H01H 71/10(2006.01) H01H 9/02(2006.01) H01H 1/50(2006.01) H02B 7/06(2006.01) H01H 3/20(2006.01) H01H 9/26(2006.01) (52) Cooperative Patent Classification (CPC): H01H 15/24; H01H 1/50; H01H 1/36; H01H 3/20; H01H 2009/0292; H01H 2009/265; H01H 71/1018; H02B 1/04 (86) International application number: PCT/IB2024/061774 (87) International publication number: WO 2025/114849 (05.06.2025 Gazette 2025/23)

(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: GE KH MA MD TN (30) Priority: 27.11.2023 IT 202300025185 (71) Applicant: Gridspertise S.r.l. 00198 Roma (IT)	(72) Inventors: BIANCO, Gianpatrizio 00198 Roma (IT) DEFILIPPO, Attilio 00198 Roma (IT) DELL'ANGELO, Antonio 00198 Roma (IT) (74) Representative: Savi, Massimiliano et al Notarbartolo & Gervasi S.p.A. Viale Achille Papa, 30 20149 Milano 20149 Milano (IT)