(19)

(11)

EP 3 973 108 A1

(12)

(43) Date of publication: 30.03.2022 Bulletin 2022/13 (21) Application number: 20808654.6 (22) Date of filing: 22.05.2020

(51) International Patent Classification (IPC):  E02D 27/01(2006.01) E02D 27/32(2006.01) E02D 27/10(2006.01) (52) Cooperative Patent Classification (CPC): E02D 27/01; E02D 27/32; B65D 90/125 (86) International application number: PCT/SE2020/000012 (87) International publication number: WO 2020/236048 (26.11.2020 Gazette 2020/48)

(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: 22.05.2019 SE 1950607 (71) Applicants: Inventhor Sweden AB 856 31 Sundsvall (SE) Bergström, Ronnie 856 31 Sundsvall (SE)	(72) Inventor: BERGSTRÖM, Ronnie 856 31 Sundsvall (SE) (74) Representative: AWA Sweden AB  P.O. Box 665 831 27 Östersund 831 27 Östersund (SE)