Patent ID: 7777144
Filing Date: 2010-08-17
Classification: H01H

Abstract:
1. A metal keypad panel structure with a micropore array, installed on a metal panel of an electronic device, comprising: a backlight module, having a light guide plate, and a plurality of patterns disposed on the light guide plate and composed of a light guide microstructure; a metal keypad panel, installed on a side of the backlight module, and having a plurality of micropores disposed thereon; a filling, filled into the micropores; a pattern layer, disposed on a surface of the metal keypad panel; an electric signal module, attached onto a side of the backlight module, and having a flexible printed circuit board; a plurality of contact points, disposed on the printed circuit board, each corresponding to a metal dome; an adhesive layer, disposed separately on sides of the printed circuit board and the metal dome, and having a dome membrane; and an adhesive block, disposed on a side with a plurality of protruding positions of the dome membrane, and having a protrusion corresponding to a pattern on each light guide plate; and a light source module, installed on the printed circuit board, and comprised of a plurality of light emitting diodes, and a position of the light emitting diode for producing a light source being corresponding to a side of a light guide plate.