LIGHTING DEVICE
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United States of America Patent
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Issued Date -
Oct 26, 2017
app pub date -
Apr 21, 2017
filing date -
Apr 22, 2016
priority date (Note) -
Published
status (Latency Note)
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Abstract
This invention disclosed a lamp tube comprising a tube body, a light emitting member, and a support member. The support member has a support portion and an expansion portion. The support portion is located inside the tube body; the light emitting member is located on the support portion of the support member; the expansion portion of the support member extends from one side of the support portion of the support member, with the light emitting member installed to the inner wall of the tube body. At least part of the light from the light emitting member is emitted outside the tube body along the expansion portion. A lamp tube according to embodiments of the present invention is inexpensive, has a simple manufacturing process, and the light source can be emitted in a smaller angle, improving the concentration of light.
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