LED bulb adopting isolated fluorescent conversion technology
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United States of America Patent
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Sep 9, 2014
Grant Date -
Jun 30, 2011
app pub date -
Nov 9, 2010
filing date -
Dec 28, 2009
priority date (Note) -
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Abstract
An LED bulb is provided which includes a white light conversion film, a metal shell, a blue or purple or UV LED light source, an insulation connecting component, and a lamp holder. The metal shell includes an upper step and a lower step in an inner surface thereof. The white light conversion film is disposed on the upper step. The LED light source is disposed on the lower step. The lamp holder is connected to a bottom of the metal shell via the insulation connecting component.
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