(19)

(11)

EP 3 488 661 A1

(12)

(43) Date of publication: 29.05.2019 Bulletin 2019/22 (21) Application number: 17737844.5 (22) Date of filing: 18.07.2017

(51) International Patent Classification (IPC):  H05B 3/06(2006.01) F02M 31/135(2006.01) H05B 3/24(2006.01) H05B 3/42(2006.01) F16L 53/00(2018.01) F01M 13/04(2006.01) (86) International application number: PCT/EP2017/068124 (87) International publication number: WO 2018/015383 (25.01.2018 Gazette 2018/04)

(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: 19.07.2016 LU 93153 (71) Applicant: Cebi Luxembourg S.A. 7327 Steinsel (LU)	(72) Inventor: GRAZIOTIN, Francis 7327 Steinsel (LU) (74) Representative: Office Freylinger  P.O. Box 48 8001 Strassen 8001 Strassen (LU)