Patent ID: 7249473

Claim:
Washing aid dispenser for a washing machine comprising a washing tub adapted to be at least partially supplied with water through said dispenser, the dispenser comprising a compartment adapted to contain washing aid substances and a discharge region, the compartment comprising: a first siphon having pre-determined head and diameter and adapted to transfer said washing aid substances into the washing tub of the machine when the water in said compartment reaches up to a first priming level corresponding to said pre-determined head; and a second siphon having a higher head and a larger diameter than said first siphon, said second siphon being adapted to transfer said washing aid substances into the washing tub of the machine when the water in said compartment reaches up to a second priming level that is higher than the first priming level of the first siphon, said first and second siphons each having an inlet end in said compartment to be filled by water entering the compartment and an outlet end discharging to said discharge region, wherein the dispenser is adapted to transfer said washing aid substances contained in the compartment through both the first siphon and the second siphon once the water reaches the second priming level.