(19)
(11) EP 4 532 933 A1

(12)

(43) Date of publication:
09.04.2025 Bulletin 2025/15

(21) Application number: 23730015.7

(22) Date of filing: 26.05.2023
(51) International Patent Classification (IPC): 
F04C 18/344(2006.01)
F04C 29/02(2006.01)
 F04C 29/00(2006.01)
(52) Cooperative Patent Classification (CPC):
F04C 18/3441; F04C 29/0092; F04C 29/02; F04C 2240/809; F04C 29/026
(86) International application number:
PCT/EP2023/064192
(87) International publication number:
WO 2023/227765 (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 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: 27.05.2022 EP 22305785
02.05.2023 EP 23315147

(71) Applicant: Leybold France SAS
26500 Bourg-Lès-Valence (FR)

(72) Inventors:
  • SERAYET, Mickael
    26500 Bourg-Lès-Valence (FR)
  • GOURE, Augustin
    26500 Bourg-Lès-Valence (FR)
  • MOULIN, Christian
    26500 Bourg-Lès-Valence (FR)
  • BOUBEKEUR, Kevin
    26500 Bourg-Lès-Valence (FR)
  • BOUHADID, Hakim
    26500 Bourg-Lès-Valence (FR)
  • PIU, Frederic
    26500 Bourg-les-Valence (FR)
  • THUILLIER, Laurent
    26500 Bourg-les-Valence (FR)

(74) Representative: Arnold, Emily Anne 
Edwards Limited Innovation Drive
Burgess Hill, West Sussex RH15 9TW
Burgess Hill, West Sussex RH15 9TW (GB)

   


(54) A LUBRICANT SEALED PUMP SYSTEM, A LUBRICANT RESERVOIR AND METHOD OF MANUFACTURE