To provide a dilution ratio adjusting device and a method of a beverage dispenser capable of easily changing the settings of the beverage dispenser even when changed to concentrated syrup of the different dilution ratio, and capable of shortening time up to starting to provide beverage from changing of the concentrated syrup.
A beverage dispenser 1 controls operation of tube pumps 10a and 10b for carrying the concentrated syrup by calculating the driving pulse number and a pulse frequency (Step S13 and S14) required for operating a stepping motor being a driving source of the tube pumps 10a and 10b, on the basis of dilution ratio information (Step S10 and S11) being the dilution ratio proper to the concentrated syrup and basic flow rate information on a basic flow rate being a carrying-out quantity per one pulse of the tube pumps 10a and 10b.
| JP3113917 | LIQUID-POURING DEVICE |
| WO/1994/012791 | DISPOSABLE PLASTIC LIQUID PUMP |
| JP2005256821 | TUBE PUMP |
WAKUI TOSHIFUMI
TAKAYANAGI YASUYUKI
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| JPH01161496U | 1989-11-09 | |||
| JP2007261621A | 2007-10-11 |