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EP 4 533 002 A1

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(43) Date of publication: 09.04.2025 Bulletin 2025/15 (21) Application number: 22729421.2 (22) Date of filing: 26.05.2022

(51) International Patent Classification (IPC):  F25B 6/04(2006.01) F25B 41/20(2021.01) F25B 31/00(2006.01) F25B 1/10(2006.01) F25B 49/02(2006.01) F04D 17/08(2006.01) (52) Cooperative Patent Classification (CPC): F25B 31/006; F25B 6/04; F25B 1/10; F25B 41/20; F25B 49/025; F25B 2500/18; F04D 17/122; F04D 29/5806; F04D 29/5813 (86) International application number: PCT/CN2022/095184 (87) International publication number: WO 2023/225930 (30.11.2023 Gazette 2023/48)

(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 MK MT NL NO PL PT RO RS SE SI SK SM TR Designated Extension States: BA ME Designated Validation States: KH MA MD TN (71) Applicant: Danfoss A/S 6430 Nordborg (DK)	(72) Inventors: PRITCHARD, Brandon Tallahassee, Florida 32312 (US) CAO, Lina Tianjin 301700 (CN) FITCH, Carl David Barney, Georgia 31625 (US) (74) Representative: Marks & Clerk LLP  15 Fetter Lane London EC4A 1BW London EC4A 1BW (GB)