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EP 4 544 186 A1

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(43) Date of publication: 30.04.2025 Bulletin 2025/18 (21) Application number: 23832051.9 (22) Date of filing: 26.06.2023

(51) International Patent Classification (IPC):  F04B 53/16(2006.01) F25B 1/04(2006.01) F25B 31/00(2006.01) (52) Cooperative Patent Classification (CPC): F25B 31/026; F04C 18/3564; F04C 23/001; F04C 23/008; F01C 21/10; F04C 29/025; F04C 2240/807; F04C 29/065; F04C 29/068; F04C 2240/30 (86) International application number: PCT/US2023/000024 (87) International publication number: WO 2024/005869 (04.01.2024 Gazette 2024/01)

(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: 26.06.2022 US 202263355611 P 12.01.2023 US 202363438769 P (71) Applicants: Tecumseh Products Company LLC Ann Arbor, MI 48108 (US) Maule, Cassio, Ricardo Naidhig Ann Arbor, MI 48103 (US) Botega, Mario Luis 13561-207 Sao Carlos, Sao Paulo (BR) Marques, Regis Scapini 89210-220 Joinville, SC (BR) Takemori, Celso Kenzo 89203-073 Joinville, SC (BR) Terry, Robert Tecumseh, MI 49286 (US) Saito, Hiroshi Ann Arbor, MI 48105 (US) Real, Marcelo, A. Saline, MI 48176 (US) De Moraes Machado, Edu 33080 Porcia (PN) (IT) Baars, Edmar 89201-440 Joinville, SC (BR) Da Silva, Diego Willian 89227-012 Joinville, SC (BR)

(72) Inventors: MAULE, Cassio, Ricardo Naidhig Ann Arbor, MI 48103 (US) BOTEGA, Mario, Luis 13561-207 Sao Carlos, Sao Paulo (BR) MARQUES, Regis, Scapini 89210-220 Joinville, SC (BR) TAKEMORI, Celso, Kenzo 89203-073 Joinville, SC (BR) TERRY, Robert Tecumseh, MI 49286 (US) SAITO, Hiroshi Ann Arbor, MI 48105 (US) REAL, Marcelo, A. Saline, MI 48176 (US) DE MORAES MACHADO, Edu 33080 Porcia-PN (IT) BAARS, Edmar 89201-440 Joinville, SC (BR) DA SILVA, Diego, Willian 89227-012 Joinville, SC (BR) (74) Representative: Dentons UK and Middle East LLP  One Fleet Place London EC4M 7WS London EC4M 7WS (GB)