| 摘要 |
A flexible printed circuit board is provided including a base having a plurality of patterns on a surface, a dome key connecting the plurality of patterns, an upper cover layer formed on a top surface of the base and having a receiving hole to receive the dome key, a lower cover layer formed on a bottom surface of the base, a reinforced plate formed on a bottom surface of the lower cover layer, a thermoset adhesive sheet formed on a top surface of the upper cover layer, a silicon adhesive member formed on a portion of a top surface of the dome key and on a top surface of the thermoset adhesive sheet and covering the thermoset adhesive sheet and the receiving hole, and a dome sheet formed on a top surface of the silicon adhesive member. |
