发明名称 |
Electroluminescent keypad |
摘要 |
An electroluminescent keypad, and an electroluminescent lamp, with integral shunts, for use in a keypad. The keypad includes a circuit board that includes a plurality of contact pairs adapted to complete circuits to perform keypad functions. An elastomeric sheet that includes a plurality of key elements overlays the circuit board. Each of the key elements is associated with one of the contact pairs. An electroluminescent lamp with a plurality of integral shunts corresponding to the contact pairs is positioned between the elastomeric sheet and the circuit board.
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申请公布号 |
US5797482(A) |
申请公布日期 |
1998.08.25 |
申请号 |
US19960753386 |
申请日期 |
1996.11.25 |
申请人 |
METRO-MARK, INC. |
发明人 |
LAPOINTE, BRADLEY J.;SIME, DAVID G. |
分类号 |
H01H13/702;H05B33/06;H05B33/12;H05B33/26;(IPC1-7):H01H9/26;H01H1/10;H01H9/00 |
主分类号 |
H01H13/702 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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