发明申请
US20090226689A1 PRESSURE SENSITIVE CONDUCTIVE SHEET AND PANEL SWITCH USING THE SAME 审中-公开
压力敏感的导电板和使用它的面板开关

PRESSURE SENSITIVE CONDUCTIVE SHEET AND PANEL SWITCH USING THE SAME
摘要:
A pressure sensitive conductive sheet includes a film-like base material, and a low resistive layer and a high resistive layer, which are formed in this order on the bottom surface of the base material. The high resistive layer has soft particles and hard particles different in average particle size dispersed therein. There are fixed contacts formed under the bottom surface of the high resistive layer. The pressure sensitive conductive sheet and a panel switch using the sheet have small variations in the resistance change after repeated pressing, thereby providing reliable operation.
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