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EP 4 551 817 A2

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(88) Date of publication A3: 01.02.2024 (43) Date of publication: 14.05.2025 Bulletin 2025/20 (21) Application number: 23751394.0 (22) Date of filing: 05.07.2023

(51) International Patent Classification (IPC):  F04B 43/00(2006.01) F04B 17/03(2006.01) F04B 43/04(2006.01) F04B 49/12(2006.01) F04B 1/06(2020.01) F04B 43/02(2006.01) F04B 49/06(2006.01) F04B 49/20(2006.01) (52) Cooperative Patent Classification (CPC): F04B 43/0081; F04B 1/06; F04B 49/065; F04B 49/12; F04B 49/20; F04B 43/04; F04B 17/03; F04B 43/026; F04B 43/0054; F04B 2201/0201; F04B 2201/0202; F04B 2201/0203; F04B 2201/0206; F04B 2201/0209; F04B 2203/0201; F04B 2205/05; F04B 2205/09 (86) International application number: PCT/US2023/026915 (87) International publication number: WO 2024/010798 (11.01.2024 Gazette 2024/02)

(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: 08.07.2022 US 202263359515 P (71) Applicant: Graco Minnesota Inc. Minneapolis, MN 55413-1829 (US)

(72) Inventors: HINES, Bradley, H. Andover, Minnesota 55304 (US) KOEHN, Brian, W. Minneapolis, Minnesota 55413 (US) MEYER, Jacob, W. Coon Rapids, Minnesota 55433 (US) SCHEIERL, Paul, W. Chisago City, Minnesota 55013 (US) ARMSTRONG, Thomas, E. Dayton, Minnesota 55327 (US) HIGGINS, Jacob, D. Township, Minnesota 55110 (US) FEHR, David, L. Dayton, Minnesota 55327 (US) (74) Representative: Lewis Silkin LLP  Arbor 255 Blackfriars Road London SE1 9AX London SE1 9AX (GB)