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(11)

EP 4 508 308 A2

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(88) Date of publication A3: 14.12.2023 (43) Date of publication: 19.02.2025 Bulletin 2025/08 (21) Application number: 23720535.6 (22) Date of filing: 14.04.2023

(51) International Patent Classification (IPC):  F01C 1/16(2006.01) F04C 18/08(2006.01) F04C 18/16(2006.01) F01C 13/04(2006.01) F04C 18/12(2006.01) F04C 29/12(2006.01) (52) Cooperative Patent Classification (CPC): F01C 13/04; F04C 18/126; F04C 18/088; F04C 2240/30; F04C 29/12; F01C 1/126 (86) International application number: PCT/EP2023/025177 (87) International publication number: WO 2023/198314 (19.10.2023 Gazette 2023/42)

(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: 14.04.2022 US 202263363024 P 29.04.2022 US 202263336483 P 31.03.2023 US 202363493606 P (71) Applicant: Eaton Intelligent Power Limited Dublin 4, D04 Y0C2 (IE)

(72) Inventor: SWARTZLANDER, Matthew Gareld Battle Creek, MI 49014 (US) (74) Representative: Schwan Schorer & Partner mbB  Patentanwälte Bauerstraße 22 80796 München 80796 München (DE)