发明名称 |
Lighting device used in an exit sign |
摘要 |
In lighting fixture such as an exit sign, a light emitting diode lighting device is provided for mating engagement with an electrical socket of the lighting fixture. The light emitting diode lighting device has a plurality of light emitting diodes with a light directing member spaced therefrom for directing light into a desired illumination pattern. The light directing member can be wedge or parabola shaped.
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申请公布号 |
US5459955(A) |
申请公布日期 |
1995.10.24 |
申请号 |
US19930160587 |
申请日期 |
1993.12.01 |
申请人 |
GENERAL SIGNAL CORPORATION |
发明人 |
RUSKOUSKI, CHARLES R.;BURNES, JAMES J.;CARSON, JAMES R.;COSTA, HILARIO S. |
分类号 |
F21K99/00;G09F13/04;G09F13/14;(IPC1-7):F21V17/04 |
主分类号 |
F21K99/00 |
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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