Lighting device
First Claim
1. A lighting device comprising:
- a light source;
a light source supporting member which has a surface to which the light source is attached; and
a heat sink which dissipates a heat generated by the light source on an opposite surface of the light source supporting member,wherein the heat sink comprises;
a heat transfer member which protrudes from the surface of the light source supporting member;
a plurality of first fins which are spaced apart from each other at intervals in a length direction of the heat transfer member, and are arranged parallel to the light source supporting member; and
a plurality of second fins which are spaced apart from each other at intervals, surround outer portions of the first fins, and are arranged perpendicularly to the light source supporting member.
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Accused Products
Abstract
A lighting device is provided. The lighting device includes a light source, a light source supporting member which has a surface to which the light source is attached, and a heat sink on an opposite surface of the light source supporting member, for dissipating heat generated by the light source. In addition, the heat sink includes a heat transfer member which protrudes from the surface of the light source supporting member; a plurality of first fins which are spaced apart from each other at intervals in a length direction of the heat transfer member, and are arranged parallel to the light source supporting member; and a plurality of second fins which are spaced apart from each other at intervals, surround outer portions of the first fins, and are arranged perpendicularly to the light source supporting member.
59 Citations
12 Claims
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1. A lighting device comprising:
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a light source; a light source supporting member which has a surface to which the light source is attached; and a heat sink which dissipates a heat generated by the light source on an opposite surface of the light source supporting member, wherein the heat sink comprises; a heat transfer member which protrudes from the surface of the light source supporting member; a plurality of first fins which are spaced apart from each other at intervals in a length direction of the heat transfer member, and are arranged parallel to the light source supporting member; and a plurality of second fins which are spaced apart from each other at intervals, surround outer portions of the first fins, and are arranged perpendicularly to the light source supporting member. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12)
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Specification