Projector device having assembly of reflection type light emitting diodes
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United States of America Patent
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Nov 15, 2011
Grant Date -
Jan 15, 2009
app pub date -
May 2, 2006
filing date -
May 10, 2005
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Abstract
A laminate type light emitting diode device having excellent heat radiation performance and high output capability is provided. A plurality of reflection type light emitting diode units 10 each of which includes a light emitting diode 2 and a dichroic mirror 3 in a hollow metal holder case 5 having high thermal conductivity so as to face each other are joined to one another through joint members 4 formed of electrical insulating material, thereby constructing the laminate type light emitting diode device 100.
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