(19)

(11)

EP 3 433 438 A2

(12)

(88) Date of publication A3: 07.12.2017 (43) Date of publication: 30.01.2019 Bulletin 2019/05 (21) Application number: 17789991.1 (22) Date of filing: 26.04.2017

(51) International Patent Classification (IPC):  E04B 1/19(2006.01) E04B 1/343(2006.01) (86) International application number: PCT/NO2017/050103 (87) International publication number: WO 2017/188825 (02.11.2017 Gazette 2017/44)

(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: 27.04.2016 NO 20160700 (71) Applicant: Dyrset, Gisle 7072 Heimdal (NO)	(72) Inventor: Dyrset, Gisle 7072 Heimdal (NO) (74) Representative: Curo AS  Vestre Rosten 81 7075 Tiller 7075 Tiller (NO)