US 12,066,858 B2
Foldable display device
In Soo Park, Yongin-si (KR); and Se Yong Kim, Yongin-si (KR)
Assigned to Samsung Display Co., Ltd., Yongin-si (KR)
Filed by SAMSUNG DISPLAY CO., LTD., Yongin-si (KR)
Filed on Dec. 30, 2022, as Appl. No. 18/148,781.
Application 18/148,781 is a continuation of application No. 16/817,996, filed on Mar. 13, 2020, granted, now 11,543,854.
Claims priority of application No. 10-2019-0088463 (KR), filed on Jul. 22, 2019.
Prior Publication US 2023/0152849 A1, May 18, 2023
Int. Cl. G06F 1/16 (2006.01); H04M 1/02 (2006.01)
CPC G06F 1/1618 (2013.01) [G06F 1/1681 (2013.01); H04M 1/0268 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A foldable display device comprising:
a display panel comprising a first display area, a second display area, and a foldable display area extending in a first direction and disposed between the first and second display areas, wherein the first and second display areas are spaced apart from each other and arranged in a second direction intersecting the first direction;
a first base member overlapping a portion of the foldable display area to guide folding and unfolding of the display panel;
a second base member overlapping another portion of the foldable display area to guide the folding and the unfolding of the display panel together with the first base member;
a first rotor coupled to the first base member to rotate with the first base member in a first rotating direction;
a second rotor coupled to the second base member to rotate with the second base member in a second rotating direction opposite to the first rotating direction;
a follower disposed between and in contact with the first and second rotors to move relative to the first and second rotors in the first direction in response to rotation of at least one of the first and second rotors in a clockwise direction and to move relative to the first and second rotors in a direction opposite to the first direction in response to rotation of at least one of the first and second rotors in a counterclockwise direction; and
at least one bracket coupled to the first and second rotors to guide a rotation path of each of the first and second rotors.