Capacitive light emitting switch and a light emitting switch element used in this
2007
No malfunction by the input defect, emission-type switch and the number of components is small capacitive, there is provided a light-emitting switch element. Emitting switch 61 of the electrostatic capacitance type, a control unit 31 and the light-emitting switch element 51. Emitting switch element 51 comprises a panel 2 made of a translucent material, a decorative layer 3 arranged on at least one side of the panel, and the light guide plate 4 disposed on the rear surface of the panel and the decorated layer, guide and the light source 5 or a line light source point disposed on the side surface of the optical plate, the surface resistance value by four probe method, which is disposed on the rear surface of the light guide plate is made of an opaque metal film is The control unit 31 is connected via the conductor portion 1b in the electrode portion 1a, switches the external load-body circuit in response to the electrostatic capacitance change of the electrode portion.
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