(19)
(11) EP 4 816 699 A1

(12)

(43) Date of publication:
07.10.2026 Bulletin 2026/41

(21) Application number: 24812199.8

(22) Date of filing: 12.11.2024
(51) International Patent Classification (IPC): 
F04D 19/04(2006.01)
F04B 51/00(2006.01)
G05B 23/02(2006.01)
 F04B 37/14(2006.01)
F04D 27/00(2006.01)
(52) Cooperative Patent Classification (CPC):
F04D 27/001; F04D 19/04; F05D 2270/709; G05B 23/0283; F04B 51/00; F04B 37/14; F05D 2270/334; F05D 2260/821; F04B 49/065; F04B 2203/0206; G05B 23/024
(86) International application number:
PCT/GB2024/052875
(87) International publication number:
WO 2025/114687 (05.06.2025 Gazette 2025/23)
(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:
GE KH MA MD TN

(30) Priority: 30.11.2023 GB 202318262

(71) Applicant: Edwards Limited
Burgess Hill, Sussex RH15 9TW (GB)

(72) Inventors:
  • DERIN, Abdurrahman
    50968 Cologne (GB)
  • CHOUDHARY, Nihit
    Burgess Hill Sussex RH15 9TW (GB)
  • KOLANI, Rajani
    Burgess Hill Sussex RH15 9TW (GB)
  • CRUNDWELL, Peter Reginald
    Burgess Hill Sussex RH15 9TW (GB)
  • HORLER, Richard Glyn
    Burgess Hill Sussex RH15 9TW (GB)
  • AVELIN, Benny
    11121 Stockholm (SE)

(74) Representative: Booth, Andrew Steven 
Edwards Limited Innovation Drive
Burgess Hill, West Sussex RH15 9TW
Burgess Hill, West Sussex RH15 9TW (GB)

   


(54) METHOD FOR PREDICTING A REMAINING LIFETIME OF A VACUUM PUMP