| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a switch device that can efficiently radiate light to a touch operation face at low costs. <P>SOLUTION: A switch device 1 comprises: a switch operation part 3 receiving a touch operation; a conductive electrode plate 8 for detecting a static capacitance embedded in the switch operation part 3, formed of a non light permeable non-translucent material, and having a light permeable translucent hole 8a; a light source 6 radiating the light to the switch operation part 3 via the through hole 8a; and a shielding reflection plate 9 embedded in the switch operation part 3 to surround an entire periphery of the electrode plate 8 and having a noise insulation property and light reflectivity. <P>COPYRIGHT: (C)2013,JPO&INPIT |
