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EP 4 515 153 A1

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(43) Date of publication: 05.03.2025 Bulletin 2025/10 (21) Application number: 23796921.7 (22) Date of filing: 21.04.2023

(51) International Patent Classification (IPC):  F24F 13/02(2006.01) A62C 2/06(2006.01) F16L 21/00(2006.01) (52) Cooperative Patent Classification (CPC): F16L 59/145; F16L 59/182; F16L 57/04; F16L 21/035; F16L 21/08; F16J 15/065; A62C 2/065; F24F 13/0209; F24F 13/0263 (86) International application number: PCT/SE2023/050368 (87) International publication number: WO 2023/211336 (02.11.2023 Gazette 2023/44)

(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 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: 26.04.2022 SE 2250499 (71) Applicant: Sidewalk International B.V. 2650 AA Bergschenhoek (NL)	(72) Inventors: WALLIN, Peter 394 77 KALMAR (SE) WALLIN, Andreas 394 74 KALMAR (SE) BERNHARDSSON, Göran 269 95 BÅSTAD (SE) (74) Representative: Noréns Patentbyrå AB  Box 10198 100 55 Stockholm 100 55 Stockholm (SE)