LIGHT EMITTING DIODE ILLUMINATION DEVICE
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United States of America Patent
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Issued Date -
Jan 29, 2015
app pub date -
Jun 20, 2014
filing date -
Jul 26, 2013
priority date (Note) -
Abandoned
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Abstract
An LED illumination device includes an LED package and a switch electrically connecting the LED package. The LED package includes a first lamp group and a second lamp group installed in parallel. A direction of the current of the first lamp group is inverted to that of the second lamp group. Different contact parts of the switch respectively connect a power source to make the first lamp group and the second lamp group on or off respectively.
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