公开(公告)号：US20230213983A1

公开(公告)日：2023-07-06

申请号：US18087114

申请日：2022-12-22

Applicant: LG Display Co., Ltd. ,  Fine M-Tec Co., LTD.

Inventor： YoungJoon YUN ,  JiSoon OH ,  Hyeonggwang AN ,  YunMi LEE ,  ShinSuk LEE ,  SeongYun JEONG ,  ByeongCheol LEE ,  HyunChan KIM ,  JaeKyu LEE

IPC: G06F1/16

CPC classification number: G06F1/1681 ,  G06F1/1616 ,  G06F1/1637 ,  G06F1/1652

Abstract: A foldable display device can include a first support plate and a second support plate, a display panel disposed on the first support plate and the second support plate, and a hinge assembly disposed between the first support plate and the second support plate. The hinge assembly can include a first hinge arm and a second hinge arm rotatably connected to each other, a first bevel gear and a second bevel gear respectively coupled to the first hinge arm and the second hinge arm, and a first gear arm and a second gear arm fastened to interlock with the first hinge arm and the second hinge arm. The display panel can be folded or unfolded about a rotation axis different from central axes of the first bevel gear and the second bevel gear.

公开(公告)号：US20230209752A1

公开(公告)日：2023-06-29

申请号：US17970372

申请日：2022-10-20

Applicant: LG Display Co., Ltd.

Inventor： YoungJoon YUN ,  JiSoon OH ,  Hyeonggwang AN ,  ShinSuk LEE ,  ByeongCheol LEE

IPC: H05K5/02 ,  F16C11/04

CPC classification number: H05K5/0226 ,  F16C11/04

Abstract: A foldable display device includes a first support plate and a second support plate, a display panel disposed on the first support plate and the second support plate and a hinge assembly disposed between the first support plate and the second support plate, the hinge assembly includes a hinge arm, a gear arm coupled to the hinge arm, an inner frame disposed under the hinge arm and the gear arm and fixing the hinge arm and the gear arm, a hinge housing accommodating the inner frame, the hinge arm, and the gear arm, under the inner frame, and a foreign material inflow prevention element interposed between the hinge housing and the inner frame and connected to the hinge arm to operate together with folding of the hinge arm when the hinge arm is folded.