(19)

(11)

EP 4 128 458 A1

(12)

(43) Date of publication: 08.02.2023 Bulletin 2023/06 (21) Application number: 21779650.7 (22) Date of filing: 26.03.2021

(51) International Patent Classification (IPC):  H02G 3/22(1968.09) F16L 5/02(1968.09) (52) Cooperative Patent Classification (CPC): H02G 3/22; F16L 5/10 (86) International application number: PCT/NO2021/050085 (87) International publication number: WO 2021/201689 (07.10.2021 Gazette 2021/40)

(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: 01.04.2020 NO 20200395 (71) Applicant: Insu el Tech AS 8501 Narvik (NO)	(72) Inventor: KLINGAN, Raymond 8520 Ankenes (NO) (74) Representative: Bryn Aarflot AS  Patent Stortingsgata 8 0161 Oslo 0161 Oslo (NO)