US 12,277,010 B2
Flexible display device
Xinyu Wang, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 18/029,196
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Jun. 22, 2022, PCT No. PCT/CN2022/100332
§ 371(c)(1), (2) Date Mar. 29, 2023,
PCT Pub. No. WO2023/245476, PCT Pub. Date Dec. 28, 2023.
Prior Publication US 2024/0361806 A1, Oct. 31, 2024
Int. Cl. G06F 1/16 (2006.01)
CPC G06F 1/1652 (2013.01) [G06F 1/1681 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A flexible display device, comprising:
a support structure, which is switchable between a rolled state and an unrolled state to switch a support surface of the support structure between a curved surface and a flat surface;
a flexible display screen, at least a portion of which is fixed onto the support surface of the support structure;
a magnetic assembly comprising a plurality of first magnetic members disposed on the support structure, wherein the first magnetic members are configured to attract one another in response to the support structure being in the rolled state;
a casing and a control mainboard, wherein the control mainboard is arranged inside the casing, the support structure is connected with the casing, and the support structure is wound on the casing during the support structure being in the rolled state;
the flexible display screen comprises a display portion and a driving portion connected with the display portion, wherein the display portion is fixed on the support surface of the support structure, and the driving portion passes through a first hollow-out portion of the casing and is connected with the control mainboard;
wherein the casing comprises: a first casing part and a second casing part arranged opposite to each other and connected to form a cylindrical structure; an outer surface of the first casing part has a first edge and a second edge arranged opposite to each other, an outer surface of the second casing part has a third edge and a fourth edge arranged opposite to each other, the first edge, the second edge, the third edge and the fourth edge each extend along the first direction, the first edge is adjacent to the third edge, and the second edge is adjacent to the fourth edge;
a step is formed between a portion of the outer surface of the first casing part close to the first edge and a portion of the outer surface of the second casing part close to the third edge, the plurality of support members comprises: a first support member and a plurality of second support members that are connected successively, the first support member is fixed to a position on the outer surface of the second casing part close to the third edge.