| 摘要 |
PROBLEM TO BE SOLVED: To provide a keyboard system easy to remove foreign matter therefrom. SOLUTION: In this keyboard system having a keyboard, which is constructed of key tops and a base part having struts supporting the respective key tops, and a discharge port arranged in a prolongation portion of the base part of the keyboard for discharging foreign matter, walls connected to the struts for guiding the foreign matter to the discharge port are arranged in the base part. The keyboard system has a keyboard, which is constructed of key tops and a base part having struts supporting the respective key tops, and a discharge port arranged in a prolongation portion of the base part of the keyboard for discharging a foreign matter, and walls and grooves connected to the struts for guiding the foreign matter to the discharge port are arranged in the base part. COPYRIGHT: (C)2008,JPO&INPIT
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