(19)

(11)

EP 3 251 471 A1

(12)

(43) Date of publication: 06.12.2017 Bulletin 2017/49 (21) Application number: 16709572.8 (22) Date of filing: 26.01.2016

(51) International Patent Classification (IPC):  H05B 41/38(2006.01) (86) International application number: PCT/IB2016/050378 (87) International publication number: WO 2016/120786 (04.08.2016 Gazette 2016/31)

(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: MA MD (30) Priority: 27.01.2015 IT TV20150013 (71) Applicant: Delta Electric Srl 36016 Thiene (vi) (IT)	(72) Inventor: BIAVA, Severino 36016 Thiene (vi) (IT) (74) Representative: Citron, Massimiliano  Via Primo Maggio, 6 31020 San Fior (TV) 31020 San Fior (TV) (IT)