Light fixture with an electrodeless plasma source
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United States of America Patent
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Mar 4, 2014
Grant Date -
Jul 28, 2011
app pub date -
Sep 4, 2009
filing date -
Sep 5, 2008
priority date (Note) -
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Abstract
The present invention relates to a light fixture comprising an electrodeless plasma source, said electrodeless plasma source comprises a resonator and a light bulb, said light bulb is operating inside a cavity of a TIR where the TIR lens comprises a metal grid covering at least a part of said TIR lens, the metal grid grounding electromagnetic radiation generated by said electrodeless plasma source. In another embodiment, the light fixture comprises blowing means sending an air stream into the cavity. A further embodiment also comprises at least one LED, which ELPS bulb and the LED are controlled by a control system, which control system performs dimmer control of at least the ELPS and the LED.
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