Patent ID: 7826007

Claim:
A lighting device comprising: a lighting object; a plurality of backlights each having a light guide plate disposed in the back of the lighting object to guide light and emit the light to the lighting object and a light source disposed on a side surface of the light guide plate to emit the light to the light guide plate, the plurality of backlights connected to each other forming a backlight unit that emits light to the lighting object; a rotary display member disposed on a side of the backlight unit that is opposite a side of the backlight unit where the lighting object is disposed; and a driving unit including a roller to which an end of the backlight unit is attached, wherein upon rotation of the roller in a first direction, the driving unit is operable to wind the backlight unit around the roller to emit light to the rotary display member and the lighting object, and upon rotation of the roller in a second direction, the driving unit is operable to entirely unwind the backlight unit from around the roller to emit light to the lighting object.