Push-button switch member and manufacturing method of same
First Claim
1. A push-button switch member comprising a key-top portion for pressing a movable contact point disposed so as to oppose to a stationary contact point on a circuit board against said stationary contact point, and a cover base member provided with the key top portion at a predetermined portion thereof and adapted to be mounted to the circuit board, said key-top portion being provided with a display section displaying a switching function and an area emitter member integrally formed with the display section, wherein said area emitter member is provided with an light emitting layer disposed between a base electrode and a transparent electrode disposed so as to oppose to the base electrode and said transparent electrode is arranged to be contacted to the display section and formed of a transparent conductive polymer.
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Accused Products
Abstract
It is an object to provide a push-button switch member (1), by utilizing light energy with out any loss for back-lightening on a display section, capable of realizing the back-lightening to the display section with even luminance while suppressing power consumption and having high visibility and thin thickness, the push-button switch member comprising a key-top portion (3) and a cover base member provided with the key top portion at a predetermined portion; thereof and adapted to be mounted to the circuit board (5), the key-top portion (3) being provided with a display section (2) displaying a switching function and an area emitter (4) integrally formed with the display section, wherein the area emitter member (4) is provided with a light emitting layer (13) disposed between a base electrode (14), and a transparent electrode (10) disposed so as to oppose to the base electrode (14) and the transparent electrode (10) arranged to be contacted to the display section (2) is formed of a transparent conductive polymer.
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Citations
18 Claims
- 1. A push-button switch member comprising a key-top portion for pressing a movable contact point disposed so as to oppose to a stationary contact point on a circuit board against said stationary contact point, and a cover base member provided with the key top portion at a predetermined portion thereof and adapted to be mounted to the circuit board, said key-top portion being provided with a display section displaying a switching function and an area emitter member integrally formed with the display section, wherein said area emitter member is provided with an light emitting layer disposed between a base electrode and a transparent electrode disposed so as to oppose to the base electrode and said transparent electrode is arranged to be contacted to the display section and formed of a transparent conductive polymer.
Specification