发明名称 |
Method and means for simultaneously changing the beam angle of all of the light sources in an array of light sources |
摘要 |
This invention relates to a method and apparatus for simultaneously changing the beam angle of all of the lamps in an array of lamps between a spot beam and a flood beam by simultaneously moving all of the lamps in the array forwardly and rearwardly relative to a carved portion of their respective reflectors.
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申请公布号 |
US5473523(A) |
申请公布日期 |
1995.12.05 |
申请号 |
US19940257005 |
申请日期 |
1994.06.08 |
申请人 |
VON FANGE, ERIC |
发明人 |
VON FANGE, ERIC |
分类号 |
F21V19/02;F21V21/30;(IPC1-7):F21V19/02 |
主分类号 |
F21V19/02 |
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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