(19)

(11)

EP 3 920 753 A1

(12)

(43) Date of publication: 15.12.2021 Bulletin 2021/50 (21) Application number: 20752128.7 (22) Date of filing: 06.02.2020

(51) International Patent Classification (IPC):  A47B 88/40(2017.01) (52) Cooperative Patent Classification (CPC): A47B 88/40 (86) International application number: PCT/SE2020/050113 (87) International publication number: WO 2020/162821 (13.08.2020 Gazette 2020/33)

(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: 06.02.2019 SE 1950140 (71) Applicant: IKEA Supply AG 4133 Pratteln (CH)	(72) Inventors: BRENDEL, Stefan 343 81 ÄLMHULT (SE) NORTHFELL, Johan 374 30 KARLSHAMN (SE) (74) Representative: Ström & Gulliksson AB  P.O. Box 4188 203 13 Malmö 203 13 Malmö (SE)