| 摘要 |
PROBLEM TO BE SOLVED: To allow work for easy installation of external equipment for a personal computer thought to increase more and more hereafter in a user-friendly state or work of uninstallation in this kind of keyboard device to improve convenience of an operator of the keyboard device and to impart effectiveness to the personal computer as user-friendly technology. SOLUTION: The surface of this key board device 10 capable of being visually viewed in a normal attitude by the operator operating the keyboard device 10, i.e., the visual surface of the keyboard device is formed with an installation window 20 allowing installation of a USB connector 30 allowing installation/uninstallation of the external equipment. COPYRIGHT: (C)2007,JPO&INPIT
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