(19)
(11) EP 4 508 331 A1

(12)

(43) Date of publication:
19.02.2025 Bulletin 2025/08

(21) Application number: 24720117.1

(22) Date of filing: 16.04.2024
(51) International Patent Classification (IPC): 
F04B 49/20(2006.01)
F04C 14/08(2006.01)
F04D 15/00(2006.01)
 F04B 49/22(2006.01)
F04C 14/10(2006.01)
(52) Cooperative Patent Classification (CPC):
F04D 15/0066; F04B 49/225; F04B 49/20; F04C 14/10; F04C 14/08
(86) International application number:
PCT/EP2024/060246
(87) International publication number:
WO 2025/002619 (02.01.2025 Gazette 2025/01)
(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: 30.06.2023 DK PA202370348

(71) Applicant: Grundfos Holding A/S
8850 Bjerringbro (DK)

(72) Inventors:
  • SØRENSEN, Erik Baasch
    8850 Bjerringbro (DK)
  • BLAD, Christian
    8850 Bjerringbro (DK)

(74) Representative: Patentanwälte Hemmer Lindfeld Frese Partnerschaft mbB 
Wallstraße 33a
23560 Lübeck
23560 Lübeck (DE)

   


(54) METHOD FOR CONTROLLING A CIRCULATION PUMP