| 发明名称 |
Indirect lighting system for a display panel having information uses light transmitted through a transparent plate |
| 摘要 |
The display sheet (1) is placed against the surface of a transparent plate that is of glass or plastic (3). This has a smooth (31) and a rough side (32) that provides uniform light distribution. The plate receives light from an electrical light bulb (2) located in an enclosure.
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| 申请公布号 |
DE10125530(A1) |
申请公布日期 |
2002.11.28 |
| 申请号 |
DE20011025530 |
申请日期 |
2001.05.23 |
| 申请人 |
ROEHM GMBH & CO. KG |
发明人 |
SCHMIDT, JANN;BENZ, VOLKER;ITTMANN, GUENTHER;BESEV, IBRAHIM |
| 分类号 |
F21V8/00;G09F13/02;(IPC1-7):G09F13/18;G02B1/04 |
主分类号 |
F21V8/00 |
| 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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