(19)
(11) EP 4 739 185 A1

(12)

(43) Date of publication:
13.05.2026 Bulletin 2026/20

(21) Application number: 24749320.8

(22) Date of filing: 05.07.2024
(51) International Patent Classification (IPC): 
A47L 15/42(2006.01)
G01N 29/032(2006.01)
G01N 29/50(2006.01)
 D06F 34/22(2020.01)
G01N 29/22(2006.01)
G01N 33/18(2006.01)
(52) Cooperative Patent Classification (CPC):
D06F 34/22; D06F 34/24; A47L 15/4297; G01N 33/1853; D06F 2103/20; G01N 29/024; G01N 29/326; G01N 2291/02416; G01N 2291/0228
(86) International application number:
PCT/IB2024/056563
(87) International publication number:
WO 2025/012767 (16.01.2025 Gazette 2025/03)
(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: 07.07.2023 IT 202300014229

(71) Applicant: Elettrotecnica Rold Srl
20014 Nerviano (MI) (IT)

(72) Inventors:
  • ROCCHITELLI, Stefano
    20005 Pogliano Milanese (MI) (IT)
  • DI CICCIO, Daniele
    21020 Ternate (VA) (IT)
  • MANSUTTI, Alessandro
    33030 Coseano (UD) (IT)
  • MIGLIAVACCA, Alessandro
    20077 Melegnano (MI) (IT)
  • INAFUKU YOSHIDA, Luis Haruo
    20099 Sesto San Giovanni (MI) (IT)
  • BATTIMIELLO, David
    21100 Varese (IT)
  • ILARE, Dennis
    20045 Lainate (MI) (IT)

(74) Representative: Bianchetti & Minoja with Trevisan & Cuonzo IPS SRL 
Via Plinio, 63
20129 Milano
20129 Milano (IT)

   


(54) METHOD AND APPARATUS FOR MONITORING AND CONTROLLING THE QUALITY OF WATER USED IN A HOUSEHOLD APPLIANCE