US Patent No. 11,032,920

FLEXIBLE DISPLAY DEVICE


Patent No. 11,032,920
Issue Date June 08, 2021
Title Flexible Display Device
Inventorship Sungpil Kim, Seoul (KR)
Assignee LG ELECTRONICS INC., Seoul (KR)

Claim of US Patent No. 11,032,920

1. A flexible display device, comprising:a first body having a first surface and a second surface opposite the first surface;
a second body having a first surface and a second surface opposite the first surface, the second body having a housing;
a hinge portion connecting the first body and the second body in a relatively rotatable manner; and
a flexible display disposed on the first surface of the first body and first surface of the second body, the flexible display being movable between a folded state and an unfolded state, the flexible display being exposed to cover the second surface of the first body together with the second body when in the folded state,
wherein the housing of the second body is slidable with respect to the hinge portion when the flexible display is moved between the folded state and the unfolded state,
wherein the hinge portion comprises a plurality of hinge segments sequentially arranged along a first direction,
wherein the hinge segments are arranged to surround a first side surface of the first body extending between the first surface and the second surface when the flexible display is in the folded state,
wherein at least part of the hinge portion varies in length between the folded state and the unfolded state, and
wherein the housing of the second body slides with respect to the hinge portion when the flexible display is moved between the folded state and the unfolded state to compensate for a length variation of the hinge portion.