Patent ID: 9691569
Date: 2017-06-27
CPC Classifications: H01H

Claim:
1. A manufacturing method for a light-transmissible keycap, the light-transmissible keycap comprising a first light-transmissible symbol area and a second light-transmissible symbol area, the manufacturing method comprising: providing a light-transmissible keycap body, the light-transmissible keycap body having a first predetermined area and a second predetermined area, the first predetermined area enclosing the first light-transmissible symbol area, the second predetermined area enclosing the second light-transmissible symbol area; disposing a first light-transmissible color layer on the light-transmissible keycap body, the first light-transmissible color layer covering at least the first predetermined area but not covering the second predetermined area, the first light-transmissible color layer having a first color; disposing a first dark color layer on the first light-transmissible color layer, the first dark color layer covering at least the first predetermined area, but not covering the second predetermined area; providing a second light-transmissible color layer covering both the first dark color layer and the second predetermined area, the second light-transmissible color layer having a second color, the first color being different from the second color; providing a second dark color layer covering the second light-transmissible color layer; removing part of the second dark color layer, part of the second light-transmissible color layer, and part of the first dark color layer to expose part of the first light-transmissible color layer corresponding to the first light-transmissible symbol area, so as to make the first light-transmissible symbol area emit the first color light when an external light passes through the light-transmissible keycap; removing part of the second dark color layer to expose the second light-transmissible color layer corresponding to the second light-transmissible symbol area, so as to make the second light-transmissible symbol area emit the second color light when the external light passes through the light-transmissible keycap.