| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an order input device which realizes a data management device used in a restaurant or the like to execute wireless transmission and reception, for improving efficiency in an operation such as inputting order data and referring to the order data. <P>SOLUTION: The order input device enables the order data management device used in a restaurant or the like to enable wireless transmission and reception. In this case, a plurality of operating buttons are provided on the right, left and upper side faces of the order input device so that one can easily refer to the order data and information data by using only his (her) one hand which supports the order input device. Further, an receptionist can not only input and refer to a variety of information with less number of operations by determining a pressed down state of the operation buttons but also input and refer to the order data more quickly with the operation by his (her) both hands by using the buttons for determining the pressed down state of the operation buttons and the buttons for inputting the order data. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
