Patent ID: 7669734

Claim:
A dosing system to dispense a predetermined quantity of a fluid medium comprising, a control ( 10 ) having an interface ( 16 ; 50 ) to emit control signals, an interface to measure at least one sensor signal, and a storage unit ( 28 ) to store an overrun characteristic ( 54 ), a dispenser ( 30 ) for the fluid, which, controlled by control signals transmitted via the interface ( 16 ), dispenses a specific quantity of fluid, a sensor unit ( 40 ) having a flow rate sensor ( 42 ); wherein the quantity of fluid to be dispensed by the dispenser ( 30 ) is continuously measured by the control ( 10 ) with the aid of the flow rate sensor ( 42 ), and as a function of this and the overrun characteristic ( 54 ) the overrun characteristic determining the amount of fluid still sensed by the flow rate sensor after the dispenser is switched off, the quantity of fluid to be dispensed by the dispenser ( 30 ) is regulated such that it corresponds to the predetermined quantity of fluid.