US 12,350,914 B2
Scroll-type display panel and scroll-type display device
Jiahao Zhang, Beijing (CN); Penghao Gu, Beijing (CN); Shuang Du, Beijing (CN); Paoming Tsai, Beijing (CN); and Hong Zhu, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 17/763,392
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed May 25, 2021, PCT No. PCT/CN2021/095847
§ 371(c)(1), (2) Date Mar. 24, 2022,
PCT Pub. No. WO2021/238930, PCT Pub. Date Dec. 2, 2021.
Claims priority of application No. 202010462755.9 (CN), filed on May 27, 2020.
Prior Publication US 2022/0369483 A1, Nov. 17, 2022
Int. Cl. B32B 3/12 (2006.01); G06F 1/16 (2006.01); G09F 9/30 (2006.01)
CPC B32B 3/12 (2013.01) [G06F 1/1652 (2013.01); G09F 9/301 (2013.01); B32B 2457/20 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A scroll-type display panel, comprising a display module, wherein the display module comprises:
a support layer, comprising a first wound portion and a second wound portion distributed along a winding direction; and
an array substrate, located on a side of the support layer, wherein an orthographic projection of the array substrate on the support layer is located on the first wound portion;
wherein each of the first wound portion and the second wound portion is provided with at least one hollowed-out opening, and an area ratio of the at least one hollowed-out opening on the first wound portion to the first wound portion is larger than an area ratio of the at least one hollowed-out opening on the second wound portion to the second wound portion.