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(11)

EP 3 807 917 A1

(12)

(43) Date of publication: 21.04.2021 Bulletin 2021/16 (21) Application number: 19722207.8 (22) Date of filing: 08.04.2019

(51) International Patent Classification (IPC):  H01H 13/60(2006.01) H01H 1/58(2006.01) H01H 1/20(2006.01) H01H 23/16(2006.01) H01H 13/56(2006.01) H01H 11/00(2006.01) (86) International application number: PCT/IB2019/052869 (87) International publication number: WO 2019/239225 (19.12.2019 Gazette 2019/51)

(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: 12.06.2018 IT 201800006224 (71) Applicant: BTICINO S.P.A. 21100 Varese, (IT)	(72) Inventors: ROCERETO, Pietro 21100 Varese (IT) PERRONE, Mario 21100 Varese (IT) (74) Representative: Carangelo, Pierluigi et al Jacobacci & Partners S.p.A. Via Tomacelli 146 00186 Roma 00186 Roma (IT)