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(11)

EP 4 519 596 A1

(12)

(43) Date of publication: 12.03.2025 Bulletin 2025/11 (21) Application number: 23800088.9 (22) Date of filing: 05.05.2023

(51) International Patent Classification (IPC):  F16L 37/084(2006.01) F16L 17/02(2006.01) F16L 37/113(2006.01) F16L 41/02(2006.01) (52) Cooperative Patent Classification (CPC): F16L 37/0915; F16L 41/021; F16L 43/00; F16L 41/023; F16L 41/03 (86) International application number: PCT/US2023/021180 (87) International publication number: WO 2023/215573 (09.11.2023 Gazette 2023/45)

(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: 06.05.2022 US 202263339164 P (71) Applicant: Reliance Worldwide Corporation Atlanta, GA 30318 (US)	(72) Inventors: KLUSS, William Vernon Brisbane, Queensland 4009 (AU) CATALANO, Derres Roswell, Georgia 30075 (US) (74) Representative: Boult Wade Tennant LLP  Salisbury Square House 8 Salisbury Square London EC4Y 8AP London EC4Y 8AP (GB)