| 摘要 |
An LED lamp includes a heat sink having a planar base, a plurality of LED modules attached to a bottom face of the base, an envelope disposed on the bottom face of the base and covering the LED modules, and a lamp bracket securing the base and the envelope together. The lamp bracket includes a vertical frame which defines an opening at a lateral side thereof, an engaging flange extending from an inner face of the frame and supporting a fixing flange of the envelope, and a plurality of protrusions projecting from the inner face of the frame above the engaging flange and pressing the base downwardly towards the envelope. The base of the heat sink and the envelope are inserted into the vertical frame through the opening.
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