(19)

(11)

EP 3 931 925 A1

(12)

(43) Date of publication: 05.01.2022 Bulletin 2022/01 (21) Application number: 20705084.0 (22) Date of filing: 20.02.2020

(51) International Patent Classification (IPC):  H02G 11/02(2006.01) H01R 35/02(2006.01) F16L 3/01(2006.01) (52) Cooperative Patent Classification (CPC): F16L 3/012; B65H 75/4449; B65H 75/362; H02G 11/02 (86) International application number: PCT/EP2020/054463 (87) International publication number: WO 2020/173799 (03.09.2020 Gazette 2020/36)

(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: 28.02.2019 LU 101140 (71) Applicant: Hitec Luxembourg S. A. 8212 Mamer (LU)	(72) Inventors: LEINER, Yves 8212 MAMER (LU) IVANOV, Georgi 8212 MAMER (LU) GUEVEL, Marc 8212 MAMER (LU) (74) Representative: Aronova  Aronova S.A. BP 327 12, avenue du Rock'n'Roll 4004 Esch-sur-Alzette 4004 Esch-sur-Alzette (LU)