(19)
(11) EP 4 824 514 A1

(12)

(43) Date of publication:
21.10.2026 Bulletin 2026/43

(21) Application number: 24824448.5

(22) Date of filing: 31.10.2024
(51) International Patent Classification (IPC): 
G01F 23/68(2006.01)
F04B 23/02(2006.01)
F04B 49/025(2006.01)
G01F 23/70(2006.01)
(52) Cooperative Patent Classification (CPC):
G01F 23/68; G01F 23/70; F04B 49/025; F04B 23/02
(86) International application number:
PCT/IB2024/060755
(87) International publication number:
WO 2025/125931 (19.06.2025 Gazette 2025/25)
(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: 12.12.2023 NL 2036498

(71) Applicant: Lely Patent N.V.
3147 PB Maassluis (NL)

(72) Inventors:
  • STEEN, Geert Cornelis
    3147 PB Maassluis (NL)
  • ROSCAM ABBING, Ernst Arnout
    3147 PB Maassluis (NL)

(74) Representative: Octrooibureau Van der Lely N.V. 
Cornelis van der Lelylaan 1
3147 PB Maassluis
3147 PB Maassluis (NL)

   


(54) LIQUID-PASSAGE DEVICE FOR USE IN SUCKING UP LIQUID FROM A LIQUID TANK