Überlaufsteuerungssystem

Details

Veröffentlichungs-Nr.

EP2886702

Aktenzeichen

EP13198415

Anmeldetag

19. Dezember 2013

Veröffentlichung

22. Februar 2017

Erteilung

22. Februar 2017

Rechtsraum

EP

IPC

D06F39/08// A47L15/42D06F25/00D06F33/02D06F37/42

Abstract

A laundry washing machine ( 100 ) is provided. The laundry washing comprises: - a washing tub ( 107 ) configured to be supplied with washing liquid for treating laundry; - a rotatable drum ( 110 ), in which laundry ( 112 ) to be washed can be loaded, mounted in the washing tub ( 107 ); - a drain pump ( 170 ) operable to selectively cause washing liquid located in the washing tub ( 107 ) to be discharged; - an overflow control system ( 193, 194; 193, 194' ) for detecting an occurrence of an overflow condition of the laundry washing machine ( 100 ) in which a level of washing liquid collected at the bottom of the laundry washing machine ( 100 ) is equal to or higher than a predetermined threshold, and for driving the drain pump ( 170 ) to discharge washing liquid from the washing tub ( 107 ) in case an overflow condition has been detected, the overflow control system ( 193, 194; 193, 194' ) comprising a switching unit ( 193 ) and a detection unit ( 194; 194' ), wherein: - the switching unit ( 193 ) comprises a switch ( 420 ) having a first terminal connected to a terminal ( TL ) of an AC electric power supply and a second terminal connected to the detection unit ( 194; 194' ), the switch ( 420 ) being configured to electrically connect the first terminal with the second terminal in a closed configuration and to electrically insulate the first terminal from the second terminal in an open configuration, the switching unit ( 193 ) being configured to switch the switch ( 420 ) to the closed configuration when the level of washing liquid collected at the bottom of the laundry washing machine ( 100 ) is equal to or higher than said predetermined threshold, and - the detection unit ( 194; 194' ) is configured to detect an overflow condition occurrence and to drive the drain pump ( 170 ) to discharge washing liquid from the washing tub ( 107 ) when the switch ( 420 ) is in the closed configuration.

Anmelder

Firma

Electrolux Appliances Aktiebolag

Land

🇸🇪 Schweden

Fachgebiete