| 摘要 |
PURPOSE: A charge calculation system in accordance with a supply quantity of draft beer in an oak barrel is provided to use a flow sensor which senses a discharge quantity of draft beer, thereby automatically calculating an amount of discharged beer. CONSTITUTION: An information provider(200) receives flow data sensed by flow sensors of oak barrels(100), and calculates an amount of discharged beer. The information provider transmits advertisement or video information transmitted from POS(Point Of Sales) terminals(300) to an information storage unit. The information provider outputs the amount of the discharged beer on a display panel, and transmits the information to the POS terminals. The POS terminals calculate cost in reference to the information. |
