(19)

(11)

EP 4 531 633 A1

(12)

(43) Date of publication: 09.04.2025 Bulletin 2025/15 (21) Application number: 23739120.6 (22) Date of filing: 29.05.2023

(51) International Patent Classification (IPC):  A47B 88/40(2017.01) A47B 88/487(2017.01) A47B 88/437(2017.01) A47B 88/483(2017.01) (52) Cooperative Patent Classification (CPC): A47B 2210/0059; A47B 2210/0029; A47B 88/40; A47B 88/437; A47B 88/487; A47B 88/483 (86) International application number: PCT/EP2023/064328 (87) International publication number: WO 2023/232742 (07.12.2023 Gazette 2023/49)

(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 ME MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA Designated Validation States: KH MA MD TN (30) Priority: 02.06.2022 SE 2250659 (71) Applicant: Inter IKEA Systems B.V. 2616 LN Delft (NL)	(72) Inventor: HASSAN, Medhat 35231 VÄXJÖ (SE) (74) Representative: Ström & Gulliksson AB  P.O. Box 4188 203 13 Malmö 203 13 Malmö (SE)