LIGHTING DEVICE AND OPERATING METHOD THEREOF
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United States of America Patent
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app pub date -
Feb 11, 2015
filing date -
Jun 27, 2014
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A lighting device includes a rotating unit, a clutching unit releasably engaging the rotating unit, and a lighting unit connected to the rotating unit. The clutching unit is operable to move between a first position, where the clutching unit engages the rotating unit to limit rotation thereof, and a second position, where the clutching unit disengages the rotating unit to permit free rotation thereof. The lighting unit is adjustable to a desired illumination angle when the clutching unit is in the second position. The clutching unit is moved from the second position to the first position to position the lighting unit at the desired illumination angle.
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