(19)

(11)

EP 3 482 008 A1

(12)

(43) Date of publication: 15.05.2019 Bulletin 2019/20 (21) Application number: 17824629.4 (22) Date of filing: 29.06.2017

(51) International Patent Classification (IPC):  E04B 1/08(2006.01) E04F 15/02(2006.01) E04B 5/10(2006.01) (86) International application number: PCT/SE2017/050730 (87) International publication number: WO 2018/009126 (11.01.2018 Gazette 2018/02)

(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: 05.07.2016 SE 1650980 (71) Applicant: Nordiska Balco AB 352 45 Växjö (SE)	(72) Inventors: CARLSSON, Per 360 51 Hovmantorp (SE) JOHANSSON, Ulf 352 50 Växjö (SE) (74) Representative: AWA Sweden AB  P.O. Box 99 351 04 Växjö 351 04 Växjö (SE)