Global Patent Index - EP 2609845 B1

EP 2609845 B1 20180627 - Dishwasher and method for detecting malfunctions thereof

Title (en)

Dishwasher and method for detecting malfunctions thereof

Title (de)

Geschirrspülmaschine und Verfahren zur Erkennung einer Betriebsstörung

Title (fr)

Lave-vaisselle et méthode de détection d'anomalies de fonctionnement.

Publication

EP 2609845 B1 20180627 (EN)

Application

EP 12199559 A 20121227

Priority

  • IT TO20111246 A 20111230
  • IT TO20111247 A 20111230
  • IT TO20111248 A 20111230
  • IT TO20111249 A 20111230

Abstract (en)

[origin: EP2609845A1] The invention relates to a method for detecting a malfunction situation of a dishwashing machine (1), which comprises a recirculation pump (31) and a drain pump (36) for a liquid contained in the tub (2). The machine is also equipped with a control unit (5,5') capable of acquiring and processing, at predetermined time intervals, at least one electromechanical quantity related to the operation of the motors of the pumps, so as to detect a malfunction situation, such as foam presence in the tub (2), water leakage from the drain and the like.

IPC 8 full level

A47L 15/00 (2006.01); A47L 15/42 (2006.01)

CPC (source: EP)

A47L 15/0023 (2013.01); A47L 15/0049 (2013.01); A47L 15/0052 (2013.01); A47L 15/4225 (2013.01); A47L 2401/08 (2013.01); A47L 2401/09 (2013.01)

Citation (opposition)

Opponent : Electrolux Appliances Aktiebolag, St. Göransgatan

Designated contracting state (EPC)

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 MK MT NL NO PL PT RO RS SE SI SK SM TR

DOCDB simple family (publication)

EP 2609845 A1 20130703; EP 2609845 B1 20180627

DOCDB simple family (application)

EP 12199559 A 20121227