| 摘要 |
The invention provides a heat sink device for a lamp, comprising a base connected to a heat source in a thermally conductive manner; and a plurality of posts extending from said base in spaced relation from one another to surround and define a hollow chamber, such that a plurality of gaps are formed on a side circumferential surface of said chamber. The heat sink device has advantages of good thermal dissipation, compact structure, small size and light weight, conservation of raw materials and reduced manufacturing costs. The invention also relates to a LED lamp comprising the heat sink device.
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