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EP 3 942 188 A1

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(43) Date of publication: 26.01.2022 Bulletin 2022/04 (21) Application number: 20772626.6 (22) Date of filing: 16.03.2020

(51) International Patent Classification (IPC):  F15B 21/00(2006.01) A61H 23/04(2006.01) B60N 2/90(2018.01) F16L 55/033(2006.01) A47C 7/74(2006.01) A61H 7/00(2006.01) F16L 41/02(2006.01) F25B 9/02(2006.01) (52) Cooperative Patent Classification (CPC): B60N 2/914; B60N 2/976; A61H 1/00; A61H 2201/0149; A61H 9/0078; A61H 2201/1207 (86) International application number: PCT/CA2020/000027 (87) International publication number: WO 2020/186330 (24.09.2020 Gazette 2020/39)

(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: 20.03.2019 US 201916359709 (71) Applicant: LEGGETT & PLATT CANADA CO. Halifax NS B3J 2X2 (CA)	(72) Inventors: WATSON, Guilherme Hartenberg LaSalle, ON N9J 3L1 (CA) O'MOORE, Wade Belle River, Ontario N0R 1A0 (CA) BLENDEA, Horia LaSalle, Ontario N9J 3P7 (CA) COLJA, Renato Windsor, Ontario N9G 2G7 (CA) McMILLEN, Robert J. Tecumseh, Ontario N8N 2N4 (CA) (74) Representative: Banzer, Hans-Jörg  Kraus & Weisert Patentanwälte PartGmbB Thomas-Wimmer-Ring 15 80539 München 80539 München (DE)