发明授权
- 专利标题: LED LIGHT FIXTURE WITH BACKGROUND LIGHTING USING CONTROLLED INBETWEEN DIFFUSED LIGHT GROUP
- 专利标题(中): 采用受控内置扩散灯组的背光照明LED灯具
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申请号: EP11771614.2申请日: 2011-04-05
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公开(公告)号: EP2561272B1公开(公告)日: 2017-07-12
- 发明人: VINTHER, Thomas , HANSEN, Claus
- 申请人: Martin Professional ApS
- 申请人地址: Olof Palmes Allé 18 8200 Aarhus N DK
- 专利权人: Martin Professional ApS
- 当前专利权人: Martin Professional ApS
- 当前专利权人地址: Olof Palmes Allé 18 8200 Aarhus N DK
- 代理机构: Coyle, Philip Aidan
- 优先权: DK201000361 20100423
- 国际公布: WO2011131197 20111027
- 主分类号: F21W131/406
- IPC分类号: F21W131/406 ; G02B5/02 ; H05B37/02 ; H05B33/08 ; F21V21/14 ; F21S10/00 ; F21Y113/13 ; F21Y115/10 ; F21V5/00 ; F21V7/00 ; F21V21/30 ; F21Y105/12 ; F21S10/02
摘要:
The present invention relates to an illumination device (201, 301,401, 501) comprising: €¢ a number of light sources arranged in at least a first group of light sources (203) and in a second group of light sources (205, 305), where said first group of light sources and said second group of light sources are individually controllable; €¢ a number of light collecting means (209), said number of light collecting means collect light from said first group of light sources and convert said collected light into a number of source light beams (211); €¢ at least one light guide (213, 313, 413, 513) comprising an input section (217, 317, 517) and an output section (219, 319, 417, 519), said light guide receives light generated by said second group of light sources at said input section and said transfer said received light to said output section, said output section being adapted to emit said received light at an area between at least two of said source light beams, wherein said light guide comprises a number of openings wherein said light collecting means are arrranged and where said light output section constitutes the front area of said light guide..
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