| 摘要 |
PROBLEM TO BE SOLVED: To provide a key head enabling a user to easily and correctly confirm locking state later. SOLUTION: The key head comprises a switch body 10, a display 13 and a controller all of which are installed in a casing 2. The switch body 10 is exposed to the front surface and the rear surface of the casing 2, and the controller detects a locking signal produced when the switch body 10 is pinched and makes the display 13 to indicate locking confirmation information. COPYRIGHT: (C)2005,JPO&NCIPI
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