LIGHTING DEVICE
First Claim
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1. A lighting device comprising:
- a substrate;
a light emitting device disposed on the substrate;
a heat radiating body radiating heat from the light emitting device; and
a pad being interposed between the substrate and the heat radiating body and transferring heat generated from the light emitting device to the heat radiating body and comprising silicon of 10 to 30 wt %, a filler of 70 to 90 wt %, glass fiber of 2 to 7 wt % in terms of weight percent (wt %).
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Abstract
Disclosed is a lighting device. The lighting device includes:
- a substrate;
- a light emitting device disposed on the substrate;
- a heat radiating body radiating heat from the light emitting device; and
- a pad being interposed between the substrate and the heat radiating body and transferring heat generated from the light emitting device to the heat radiating body and comprising silicon of 10 to 30 wt %, a filler of 70 to 90 wt %, glass fiber of 2 to 7 wt % in terms of weight percent (wt %).
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Citations
20 Claims
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1. A lighting device comprising:
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a substrate; a light emitting device disposed on the substrate; a heat radiating body radiating heat from the light emitting device; and a pad being interposed between the substrate and the heat radiating body and transferring heat generated from the light emitting device to the heat radiating body and comprising silicon of 10 to 30 wt %, a filler of 70 to 90 wt %, glass fiber of 2 to 7 wt % in terms of weight percent (wt %). - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15)
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16. A lighting device comprising:
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a substrate; a light emitting device disposed on the substrate; a heat radiating body radiating heat from the light emitting device; and a pad being interposed between the substrate and the heat radiating body and comprising a plurality of layers. - View Dependent Claims (17, 18)
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19. A lighting device comprising:
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a light emitting module substrate comprising a plurality of light emitting devices; a pad being disposed on one side of the light emitting module substrate and comprising a plurality of layers; a heat radiating body comprising a receiving groove for receiving the pad and the light emitting module substrate so that one side of the heat radiating body contacts with the pad and the light emitting module substrate; an outer case being spaced apart at a predetermined interval from the outer surface of the heat radiating body and surrounding the heat radiating body. - View Dependent Claims (20)
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Specification