公开(公告)号：US12058825B2

公开(公告)日：2024-08-06

申请号：US17772485

申请日：2021-07-07

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiaofei Luo ,  Shangchieh Chu ,  Hong Zhu ,  Yanyan Yang

IPC: G06F1/16 ,  H05K5/00 ,  H05K5/02 ,  H05K7/00

CPC classification number: H05K5/0217 ,  H05K5/0018

Abstract: A flexible display apparatus includes a support frame, a housing, a roller, a flexible display screen, and a limit mechanism; wherein the support frame includes a scissor rack; the housing includes a first portion and a second portion that are detachable; the roller is disposed in the first portion, one end of the flexible display screen is connected to the roller, and the other end of the flexible display screen is connected to the second portion; and the limit mechanism is connected to the scissor rack, and the limit mechanism is disposed on at least one of the first portion and the second portion to limit relative movement between a symmetry axis of the scissor rack and a portion where the limit mechanism is disposed.

公开(公告)号：US11864406B2

公开(公告)日：2024-01-02

申请号：US17359681

申请日：2021-06-28

Applicant: BOE Technology Group Co., Ltd.

Inventor： Xiaofei Luo ,  Shangchieh Chu ,  Baofeng Sun ,  Yanyan Yang

IPC: H10K50/84 ,  H10K102/00

CPC classification number: H10K50/84 ,  H10K2102/311

Abstract: A flexible display module and a foldable display apparatus are provided. The flexible display module is assembled with a shell of the foldable display apparatus. The flexible display module includes a bending region, a display panel and a back plate provided on a side of the display panel away from a display side. The flexible display module further includes a support member disposed on a first surface of the back plate away from the display panel, wherein the support member is located in a middle region in a width direction of the bending region, and the support member is configured to be fixed with the shell. A first side surface of the support member is attached and fixed to the first surface of the back plate, a second side surface adjacent to the first side surface of the support member extends along a length direction of the bending region.

公开(公告)号：US12259756B2

公开(公告)日：2025-03-25

申请号：US17921604

申请日：2021-07-05

Applicant: BOE Technology Group Co., Ltd.

Inventor： Pengfei Zhou ,  Shangchieh Chu ,  Baofeng Sun ,  Yanyan Yang ,  Bo Wang ,  Yanli Wang ,  Wei Liu

IPC: G06F1/16

Abstract: A display assembly includes: a bearing assembly (1) configured to bear a flexible display module (3) and drive the flexible display module (3) to bend or fold; at least two supporting layers (2) stacked in sequence on the bearing assembly (1), each supporting layer (2) being bendable and having resilience, and each supporting layer (2) being provided with a hollowed-out pattern. The hollowed-out patterns of the supporting layers (2) are different in at least one of the following properties: the area of a hollowed-out part, the shape of the hollowed-out part, and the position of the hollowed-out part. The display assembly further includes the flexible display module (3) located on the side of the at least two supporting layers (2) facing away from the bearing assembly (1).

公开(公告)号：US12111697B2

公开(公告)日：2024-10-08

申请号：US17781091

申请日：2021-05-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaofei Luo ,  Shangchieh Chu ,  Yanyan Yang

IPC: G06F1/16

CPC classification number: G06F1/1652 ,  G06F1/1656

Abstract: A display apparatus includes a first housing provided with an opening therein, a first reel rotatably disposed in the first housing, a second reel rotatably disposed in the first housing, a flexible display panel, and a flexible support plate. The second reel and the first reel are arranged at intervals and extend in a same direction. A first end of the flexible display panel is connected to the first reel and wound on the first reel, and a first end of the flexible support plate is connected to the second reel and wound on the second reel. The flexible display panel and the flexible support plate are configured such that when the flexible display panel and the flexible support plate extend out of the first housing through the opening, the flexible support plate is capable of gradually attaching to the first housing to support the flexible display panel.

公开(公告)号：US11647599B2

公开(公告)日：2023-05-09

申请号：US17333097

申请日：2021-05-28

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shouchuan Zhang ,  Shangchieh Chu ,  Yonghong Zhou ,  Baofeng Sun ,  Yanyan Yang ,  Pengfei Zhou ,  Meiling Gao

IPC: H05K5/00 ,  H05K5/02 ,  F16H1/14 ,  F16H25/20

CPC classification number: H05K5/0226 ,  H05K5/0017 ,  F16H1/14 ,  F16H25/20 ,  F16H2025/2093

Abstract: A flexible display module middle frame is provided. The flexible display module middle frame includes: a first frame, configured to connect with a first non-bending area of a flexible display module; a second frame, configured to connect with a second non-bending area of the flexible display module; a bending structure connected to the first frame and the second frame and configured to control the first frame and the second frame to rotate relative to each other; and a first sliding connection frame connected to a side of the first frame away from the second frame, a second sliding connection frame connected to a side of the second frame away from the first frame.

公开(公告)号：US11540404B2

公开(公告)日：2022-12-27

申请号：US17256118

申请日：2020-04-13

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Baofeng Sun ,  Shangchieh Chu ,  Yonghong Zhou ,  Xiaofei Luo ,  Yanyan Yang

IPC: H05K5/02 ,  H05K5/00

Abstract: A supporting structure includes a supporting structure body and a fixing member fixedly connected to the supporting structure body. The supporting structure body is located in a gap inside a bending part of a bending structure of a display apparatus, a first end of the bending structure is fixedly connected to a front surface of a display panel in the display apparatus, a second end of the bending structure is located on a back of the display panel, and the first end and the second end are opposite ends. The display apparatus further includes a housing at least wrapping the bending part of the bending structure, and the fixing member is fixedly connected to the housing.

公开(公告)号：US11538371B2

公开(公告)日：2022-12-27

申请号：US17363041

申请日：2021-06-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Zongyuan Wang ,  Lu Liu ,  Lupeng Bian ,  Yanyan Yang ,  Biao Gao ,  Xiaolin Liu

IPC: G06F1/16 ,  G09F9/30

Abstract: A display apparatus and an electronic device relating to the field of display technologies are provided. The display apparatus includes: a first housing, one end of which includes an opening; a second housing slidably connected to the first housing and configured to slide out of a cavity of the first housing via the opening of the first housing; a flexible display screen configured to slide out of the cavity of the first housing along with the second housing when the second housing slides out of the cavity of the first housing; and at least one elastic assembly configured to provide an elastic force to the second housing when the second housing slides out of the cavity of the first housing so that a second lateral outer surface is kept flush with the first lateral outer surface.

公开(公告)号：US11369029B2

公开(公告)日：2022-06-21

申请号：US17256161

申请日：2020-06-30

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Xiaofei Luo ,  Shangchieh Chu ,  Yanyan Yang ,  Baofeng Sun

IPC: H05K7/02 ,  H05K7/04 ,  H05K5/03 ,  H05K5/00 ,  H05K5/02

Abstract: The present disclosure proposes a rollable display device, including a scroll and a flexible screen. The scroll includes a housing and a rotating shaft, the rotating shaft is rotatably disposed in the housing, and the flexible screen includes a connecting end, the flexible screen is coupled to the rotating shaft through the connecting end, and the flexible screen is configured to be retractably wound on the rotating shaft. The flexible screen includes a cover film and an adhesive frame. The cover film includes a connecting section adjoining the connecting end. The adhesive frame is disposed on a side of the connecting section of the cover film facing the rotating shaft. The connecting section is coupled to the rotating shaft through the adhesive frame, and an orthographic projection of the connecting section on a plane perpendicular to an axial direction of the rotating shaft is arc-shaped or spiral-shaped.

公开(公告)号：US11116107B2

公开(公告)日：2021-09-07

申请号：US16640179

申请日：2019-03-05

Applicant: BOE TECHNOLOGY GROUP CO., LTD.

Inventor： Shangchieh Chu ,  Yonghong Zhou ,  Yanyan Yang

IPC: H05K7/20 ,  H05K5/00

Abstract: The present disclosure relates to a flexible screen, including a display substrate including a first portion, a second portion folded to form an end portion of the flexible screen and a third portion, said first, second, and third portions being sequentially connected, and a support plate for supporting the display substrate, wherein the first portion and the third portion of the display substrate are opposite to each other, the support plate is arranged between the first portion and the third portion of the display substrate, and one end of the support plate faces one surface of the second portion, and wherein the surface of the second portion facing the support plate is provided with an end heat dissipation device.