(19)

(11)

EP 3 123 818 A1

(12)

(43) Date of publication: 01.02.2017 Bulletin 2017/05 (21) Application number: 15707657.1 (22) Date of filing: 04.03.2015

(51) International Patent Classification (IPC):  H05B 3/56(2006.01) (86) International application number: PCT/EP2015/054498 (87) International publication number: WO 2015/144406 (01.10.2015 Gazette 2015/39)

(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 (30) Priority: 26.03.2014 EP 14161637 (71) Applicant: NV Bekaert SA 8550 Zwevegem (BE)	(72) Inventors: VERHAEGHE, Tom 8570 Vichte (BE) LANCKMANS, Filip 1750 Lennik (BE) VERSTRAETEN, Steve 2018 Antwerpen (BE) (74) Representative: Vangheluwe, Lieven Germain L.  NV Bekaert SA Bekaertstraat 2 8550 Zwevegem 8550 Zwevegem (BE)