US 10,398,048 B2
Foldable display device
Yongjoon Jeon, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Sep. 20, 2018, as Appl. No. 16/137,403.
Claims priority of application No. 10-2017-0127085 (KR), filed on Sep. 29, 2017.
Prior Publication US 2019/0104626 A1, Apr. 4, 2019
Int. Cl. H05K 5/03 (2006.01); H05K 5/02 (2006.01); H05K 5/00 (2006.01)
CPC H05K 5/03 (2013.01) [H05K 5/0017 (2013.01); H05K 5/0221 (2013.01); H05K 5/0226 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A foldable display device comprising:
a foldable display;
a back cover configured to cover a rear side of the foldable display; and
a coupling member configured to couple the foldable display and the back cover to each other,
wherein the foldable display has one or more folding sections that are folding areas and flat sections disposed at both sides of each of the folding sections,
the back cover includes folding covers covering the folding sections and flat covers covering the flat sections,
the folding covers and the flat covers are connected to each other,
the folding covers each have one or more first coupling portions for connection with the flat covers,
the flat covers each have one or more second coupling portions for connection with the folding covers to be coupled to the first coupling portions, and
when the folding sections are folded, the coupling state between the first coupling portions and the second coupling portions is changed.