(19)

(11)

EP 3 931 414 A1

(12)

(43) Date of publication: 05.01.2022 Bulletin 2022/01 (21) Application number: 20762980.9 (22) Date of filing: 26.02.2020

(51) International Patent Classification (IPC):  E04H 12/22(2006.01) E04H 12/34(2006.01) (52) Cooperative Patent Classification (CPC): E04H 12/347; E04H 12/345; E04H 12/02 (86) International application number: PCT/NO2020/050050 (87) International publication number: WO 2020/175997 (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: 27.02.2019 NO 20190275 (71) Applicant: OPS Solutions AS 4636 Kristiansand (NO)	(72) Inventors: SEVENIUS, Kjetil 4639 Kristiansand (NO) ANDERSSEN, Reidar 4621 Kristiansand (NO) (74) Representative: Protector IP AS  Pilestredet 33 0166 Oslo 0166 Oslo (NO)