US 12,449,839 B2
Display device
Tae Chang Kim, Yongin-si (KR); Hae Jin Kim, Yongin-si (KR); and Tae Hoon Yang, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by Samsung Display Co., LTD., Yongin-si (KR)
Filed on May 17, 2023, as Appl. No. 18/318,825.
Claims priority of application No. 10-2022-0116510 (KR), filed on Sep. 15, 2022.
Prior Publication US 2024/0094769 A1, Mar. 21, 2024
Int. Cl. G06F 1/16 (2006.01)
CPC G06F 1/1624 (2013.01) 15 Claims
OG exemplary drawing
 
1. A display device comprising:
a display panel comprising a first active area and a second active area disposed on a side of the first active area and slidable in a first direction;
a plurality of segments spaced apart from one another in the first direction, extending in a second direction intersecting the first direction, and supporting a lower surface of the second active area of the display panel;
a panel housing having a guide rail engaged with a portion of each of the plurality of segments to guide a sliding motion of the display panel; and
a first roller extending in the second direction, disposed in the panel housing, and surrounded by the lower surface of the second active area of the display panel, wherein
the first roller comprises:
a central portion having a first diameter;
a stepped portion protruding from the central portion in the second direction, forming a level difference with the central portion, and overlapping at least one of the plurality of segments to form a space in a thickness direction of the second active area; and
a protrusion that protrudes from the stepped portion in the second direction and engages with a hole formed on the panel housing,
the stepped portion has a second diameter less than the first diameter, and
the protrusion has a third diameter less than the second diameter.