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EP 4 816 702 A1

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(43) Date of publication: 07.10.2026 Bulletin 2026/41 (21) Application number: 24898801.6 (22) Date of filing: 27.11.2024

(51) International Patent Classification (IPC):  F15D 1/14(2006.01) F15D 1/10(2006.01) F15D 1/04(2006.01) F16L 41/02(2006.01) F15D 1/02(2006.01) (52) Cooperative Patent Classification (CPC): F17C 2205/0302; F17C 13/04 (86) International application number: PCT/US2024/057839 (87) International publication number: WO 2025/117808 (05.06.2025 Gazette 2025/23)

(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: GE KH MA MD TN (30) Priority: 01.12.2023 US 202363604939 P (71) Applicant: Flexcon Industries, Inc. Randolph, MA 02368 (US)	(72) Inventor: KEARNEY, Matthew Daniel Hanson, MA 02341 (US) (74) Representative: Forresters IP LLP  Skygarden Erika-Mann-Straße 11 80636 München 80636 München (DE)