(19)
(11) EP 4 799 434 A1

(12)

(43) Date of publication:
02.09.2026 Bulletin 2026/36

(21) Application number: 23825142.5

(22) Date of filing: 09.11.2023
(51) International Patent Classification (IPC): 
H05K 7/14(2006.01)
H05K 7/20(2006.01)
 H02K 11/05(2016.01)
(52) Cooperative Patent Classification (CPC):
H02K 11/05; H05K 7/20918; H05K 7/20927; H05K 7/14329
(86) International application number:
PCT/US2023/079262
(87) International publication number:
WO 2025/101195 (15.05.2025 Gazette 2025/20)
(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

(71) Applicant: Safran Electrical & Power USA, LLC
Wilmington, Delaware 19808 (US)

(72) Inventors:
  • BRUGMANN, Adam
    Wilmington, Delaware 19808 (US)
  • BAILEY, Mark
    Wilmington, Delaware 19808 (US)
  • VELETTE, James
    Wilmington, Delaware 19808 (US)
  • AGGARWAL, Sachin
    Wilmington, Delaware 19808 (US)
  • MOLDOVAN, Stefan
    Wilmington, Delaware 19808 (US)
  • FERRARO, Nicholas
    Wilmington, Delaware 19808 (US)

(74) Representative: RGTH 
Patentanwälte PartGmbB Mönckebergstraße 11
20095 Hamburg
20095 Hamburg (DE)

   


(54) COOLING SYSTEMS FOR DIRECT CURRENT RECTIFIERS