US 11,782,541 B2
Touch panel and display device
Penghao Gu, Beijing (CN); and Hong Zhu, Beijing (CN)
Assigned to BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
Appl. No. 17/51,239
Filed by BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Apr. 26, 2020, PCT No. PCT/CN2020/087037
§ 371(c)(1), (2) Date Oct. 28, 2020,
PCT Pub. No. WO2020/253384, PCT Pub. Date Dec. 24, 2020.
Claims priority of application No. 201910541869.X (CN), filed on Jun. 21, 2019.
Prior Publication US 2022/0291768 A1, Sep. 15, 2022
Int. Cl. G06F 3/041 (2006.01)
CPC G06F 3/0412 (2013.01) [G06F 3/0414 (2013.01); G06F 2203/04102 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A touch panel, comprising:
a back layer located at a non-display side of a display screen;
a supporting layer arranged opposite to the back layer and located at a side of the back layer away from the display screen;
a conductive layer located between the back layer and the supporting layer and on the back layer;
an electrode layer located between the back layer and the supporting layer and on the supporting layer, with a gap between the electrode layer and the conductive layer; and
a frame sealant coupling the back layer and the supporting layer, and arranged around the conductive layer and the electrode layer,
wherein the touch panel has a bending region, and a region of the frame sealant corresponding to the bending region is patterned to have an expandable and retractable space.