US 12,216,510 B2
Foldable display device with movable support body
Shinsuk Lee, Gimpo-si (KR); Seungo Jeon, Seoul (KR); and Youngjoon Yun, Goyang-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Dec. 7, 2023, as Appl. No. 18/532,938.
Application 18/532,938 is a continuation of application No. 17/528,878, filed on Nov. 17, 2021, granted, now 11,886,255.
Claims priority of application No. 10-2020-0164381 (KR), filed on Nov. 30, 2020.
Prior Publication US 2024/0103587 A1, Mar. 28, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. G06F 1/16 (2006.01)
CPC G06F 1/1681 (2013.01) [G06F 1/1624 (2013.01); G06F 1/1652 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A foldable display device, comprising:
a display panel having a first area, a second area, and a foldable area between the first area and the second area;
a first casing supporting the first area of the display panel;
a second casing supporting the second area of the display panel and being spaced from the first casing;
a support disposed between the first casing and the second casing to support the display panel; and
a hinge cover accommodating the support,
wherein the support includes a support body that is configured to ascend toward the display panel during an out-folding operation of the foldable display device, and descend toward a bottom face of the hinge cover during an in-folding operation of the foldable display device,
wherein the foldable display device further comprises a support plate, the support plate including a foldable portion overlapping the foldable area of the display panel and configured to fold in response to the out-folding operation and in response to the in-folding operation,
wherein the foldable portion includes a plurality of holes,
wherein the foldable portion of the support plate is not attached to the foldable area of the display panel, and
wherein an upper portion of the support body has a greater width than a lower portion of the support body, the upper portion of the support body being configured to contact the support plate, and the lower portion of the support body including a rack gear.