(19)

(11)

EP 4 352 397 A1

(12)

(43) Date of publication: 17.04.2024 Bulletin 2024/16 (21) Application number: 22730909.3 (22) Date of filing: 31.05.2022

(51) International Patent Classification (IPC):  F16L 37/113(2006.01) F16L 37/252(2006.01) (52) Cooperative Patent Classification (CPC): F16L 37/252; F16L 37/113 (86) International application number: PCT/EP2022/064720 (87) International publication number: WO 2022/258432 (15.12.2022 Gazette 2022/50)

(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: 07.06.2021 EP 21178052 (71) Applicant: Home Technology & Investments B.V. 1906 CP Limmen (NL)	(72) Inventors: VAN DER VALK, Andries 1906 CP Limmen (NL) METSELAAR, Rik 1906 CP Limmen (NL) HOUT, Terry 1906 CP Limmen (NL) (74) Representative: De Vries & Metman  Overschiestraat 180 1062 XK Amsterdam 1062 XK Amsterdam (NL)