Lg display co., ltd. (20240260444). DISPLAY DEVICE
DISPLAY DEVICE
Organization Name
Inventor(s)
DISPLAY DEVICE
This abstract first appeared for US patent application 20240260444 titled 'DISPLAY DEVICE
Original Abstract Submitted
a display device in one example includes a display unit, an outer roller configured to wind or unwind the display unit and including an inner circumferential surface having a spiral groove, an inner roller disposed in the outer roller and including an outer circumferential surface having a straight groove, a plurality of conductive balls disposed between the outer roller and the inner roller, and a roller connection unit interlinking rotations of the outer roller and the inner roller. the display unit can include a display panel and a back cover supporting a rear surface of the display panel. further, the plurality of conductive balls can be configured to move along the spiral groove when the display unit is wound or unwound.