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.
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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