Patent ID: 8671960

Claim:
A washer ( 1 ) used for cleaning items by washing, comprising a tub ( 3 ) wherein the items to be washed are emplaced, and a dosing unit ( 4 ) for dispensing a required amount of a cleaning agent into the tub ( 3 ) for washing, having a receptacle ( 5 ) wherein the cleaning agent required for more than one washing is emplaced, an agitator ( 6 ) disposed in this receptacle ( 5 ) that prevents flaking of the cleaning agent (T) present in the receptacle ( 5 ) by moving and an agitator motor ( 8 ) that drives the motion of the agitator ( 6 ), and a control unit ( 2 ) configured to record agitator motor ( 8 ) current magnitudes corresponding to certain amounts of the cleaning agent, to determine an amount of the cleaning agent (T) present in the receptacle ( 5 ) at a certain moment by monitoring a current supplied to the agitator motor ( 8 ) and comparing the magnitude of the supplied current with the recorded agitator motor current magnitudes, and wherein the agitator is a hollow cylinder having the agitator motor disposed therein.