| 摘要 |
<p>PURPOSE: To enable a quicker input by providing a ball rotating in accordance with the moving of a first keyboard and a sensor converting the moving direction and moving amount of the first keyboard into an electric signal based on the rotation of the ball and outputting the signal. CONSTITUTION: A keyboard provided with keys for character input including numerals, symbols, Japanese and English, etc., is divided into two and the one is defined as a moving keyboard provided with the function corresponding to a mouse. A fixed keyboard 5 is provided with the keys except the keys provided on the moving keyboard 6 of the keys required for a character input. The moving keyboard 6 is provided with 15 character input keys and 6 operation keys on its part. At the bottom of the moving keyboard, a ball 7 rotating in accordance with the moving of the moving key 6 is provided. The moving key 6 is provided with a support part supporting the ball 7 freely rotatably and a sensor converting the moving direction and moving amount of the moving keyboard 6 into an electric signal based on the rotation of the ball 7 in accordance with the moving of the moving keyboard 6 and outputting the signal, at the inside.</p> |
