US 11,839,039 B2
Rollable display device
Dongkyoon Han, Seoul (KR); Kyungmin Jeong, Seoul (KR); Taesung Cha, Seoul (KR); Heegun Park, Seoul (KR); and Hyeongjun Kwon, Seoul (KR)
Assigned to LG ELECTRONICS INC., Seoul (KR)
Filed by LG ELECTRONICS INC., Seoul (KR)
Filed on Jan. 14, 2022, as Appl. No. 17/648,108.
Application 17/648,108 is a continuation of application No. 16/886,680, filed on May 28, 2020, granted, now 11,259,426.
Claims priority of application No. PCT/KR2019/011282 (WO), filed on Sep. 3, 2019.
Prior Publication US 2022/0141979 A1, May 5, 2022
Int. Cl. H05K 5/02 (2006.01); H05K 5/00 (2006.01)
CPC H05K 5/0217 (2013.01) [H05K 5/0017 (2013.01)] 15 Claims
OG exemplary drawing
 
1. A rollable display device comprising:
a display panel;
a main roller for winding or unwinding the display panel;
an actuator coupled to the display panel to raise or lower the display panel in a vertical direction;
a housing in which the main roller is mounted, wherein an opening extending in a first horizontal direction is defined at a top of the housing to allow the display panel to retract or extend therethrough; and
an elastic portion having one end coupled to a perimeter of the opening and protruding in a second direction perpendicular to the first horizontal direction to cover at least a portion of the opening,
wherein the elastic portion includes a rubber portion having a predetermined length along the first horizontal direction,
wherein the rubber portion includes:
a connecting portion coupled to the perimeter of the opening of the housing; and
a wing portion flatly extending from the connecting portion to cover the at least a portion of the opening, and
wherein the wing portion has at least one cut defined therein extending from an end of the wing portion toward the connecting portion.