| 摘要 |
<p>PROBLEM TO BE SOLVED: To secure a space on a desk and to smoothly perform key input by turning a second keyboard part to constitution provided with a key sheet for which key top characters are displayed on the substrate of a front side surface. SOLUTION: This keyboard is provided with a keyboard main body 3 for mounting a first keyboard part 2 provided with a first key group 1 and the second keyboard part 5 provided with a second key group 4, the key group 1 is provided with the prescirbed number of the keys of high using frequency as data input and the key group 4 is the keys of low using frequency. Also, on the front side surface of the second keyboard part 5, the key sheet 8 for which the key top characters are displayed on the substrate is provided. Then, at the time of frequently using the first keyboard part, an operation is performed while storing the second keyboard part 5 in a housing part 11. When the input operation of the second keyboard part 5 is required, it is pulled out to the front and used. As a result, the space on the desk is secured and the key input is smoothly performed.</p> |
