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(11)

EP 4 824 431 A1

(12)

(43) Date of publication: 21.10.2026 Bulletin 2026/43 (21) Application number: 24801710.5 (22) Date of filing: 16.10.2024

(51) International Patent Classification (IPC):  F15B 15/06(2006.01) F03C 1/30(2006.01) B25B 1/10(2006.01) F15B 15/28(2006.01) F03C 1/053(2006.01) B25B 1/00(2006.01) B25B 1/18(2006.01) (52) Cooperative Patent Classification (CPC): F15B 15/061; F03C 1/0531; F03C 1/0409; B25B 1/103; B25B 1/18; F15B 15/2861 (86) International application number: PCT/US2024/051499 (87) International publication number: WO 2025/128199 (19.06.2025 Gazette 2025/25)

(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: 12.12.2023 US 202363608843 P 08.03.2024 US 202418599281 (71) Applicant: Rapid Design Solutions, LLC Monroe, Washington 98272 (US)	(72) Inventor: OJALEHTO, Troy William Priest River, Idaho 83856 (US) (74) Representative: Murphy, Orla et al Kilburn & Strode LLP Lacon House 84 Theobalds Road London WC1X 8NL London WC1X 8NL (GB)