| 摘要 |
PURPOSE:To perform carefully service activities requested by customers with a time point defined as a parameter, by adding the secondary information showing the time point when the primary information is produced to this primary information on the service. CONSTITUTION:When a customer operates an order key 3a, this operating time point is counted. Then the order of the customer is urged via a display part 5 in an interactive style. When the customer operates a menu key 4 to select a dish, this selecting time point is counted. Then the customer operates a confirmation key 3b after confirming the coincidence between the menu requested by the customer and the menu displayed at the part 5. Thus a key operation enable state is set again. In such a way, the secondary information showing the time point when the primary information is produced is added to this primary information. This secures the careful service activities to customers. |
