(19)

(11)

EP 4 540 556 A1

(12)

(43) Date of publication: 23.04.2025 Bulletin 2025/17 (21) Application number: 23824656.5 (22) Date of filing: 16.06.2023

(51) International Patent Classification (IPC):  F25B 1/04(2006.01) F25B 43/00(2006.01) F25B 31/02(2006.01) F04D 29/22(2006.01) (52) Cooperative Patent Classification (CPC): F25B 43/00; F25B 31/02; F25B 1/04; F25B 2400/13; F25B 49/02; F25B 2400/07; F04D 17/161 (86) International application number: PCT/US2023/025596 (87) International publication number: WO 2023/244819 (21.12.2023 Gazette 2023/51)

(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: 17.06.2022 US 202263353403 P (71) Applicant: Tyco Fire & Security GmbH 8212 Neuhausen am Rheinfall (CH)	(72) Inventors: CLUNET, Francois Charles André 44240 La Chapelle-Sur-Erdre (FR) ARNOU, Damien Jean Daniel 49280 La Seguiniere (FR) SCHREIBER, Jeb William Stewartstown, Pennsylvania 17363 (US) LE SAUSSE, Paul Eric 44300 Nantes (FR) (74) Representative: Meissner Bolte Nürnberg  Patentanwälte Rechtsanwälte Partnerschaft mbB Bankgasse 3 90402 Nürnberg 90402 Nürnberg (DE)