Illumination – Light source and modifier – With ventilating – cooling or heat insulating means
Reexamination Certificate
2008-06-05
2009-12-15
Tso, Laura (Department: 2875)
Illumination
Light source and modifier
With ventilating, cooling or heat insulating means
C362S249020, C362S373000, C362S800000
Reexamination Certificate
active
07631988
ABSTRACT:
An LED lamp comprises an envelope, two heat sinks respectively disposed at two opposite ends of the envelope, two LED modules respectively received in the two heat sinks, and two light guide plates respectively mounted in the two heat sinks and over the LED modules. Each light guide plate is located at a light route of the LED module to reflect light emitting from the LED module into several light beams. The light beams are first emitted into a central hole of the envelope, spread on an interior of the envelope around the central hole and radiate out of the LED lamp from an exterior of the envelope. The central hole has a round shape, while the exterior has a triangular shape.
REFERENCES:
patent: 7168842 (2007-01-01), Chou et al.
patent: 2003/0147254 (2003-08-01), Yoneda et al.
patent: 2007/0025119 (2007-02-01), Chang-Jien et al.
Chen Yong-Dong
Wung Shih-Hsun
Xie Ye-Ke
Foxconn Technology Co., Ltd.
Fu Zhun Precision Industry (Shen Zhen) Co. Ltd.
Niranjan Frank R.
Tso Laura
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