US 11,943,884 B2
Foldable display apparatus and foldable display terminal
Zhihao Xie, Beijing (CN); Binfeng Feng, Beijing (CN); and Chao Wang, Beijing (CN)
Assigned to CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD, Beijing (CN)
Appl. No. 17/427,011
Filed by CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., Sichuan (CN); and BOE TECHNOLOGY GROUP CO., LTD., Beijing (CN)
PCT Filed Dec. 28, 2020, PCT No. PCT/CN2020/140233
§ 371(c)(1), (2) Date Jul. 29, 2021,
PCT Pub. No. WO2021/136192, PCT Pub. Date Jul. 8, 2021.
Claims priority of application No. 202010003748.2 (CN), filed on Jan. 3, 2020.
Prior Publication US 2022/0124925 A1, Apr. 21, 2022
Int. Cl. H05K 5/00 (2006.01); H05K 5/02 (2006.01)
CPC H05K 5/0226 (2013.01) [H05K 5/0017 (2013.01)] 18 Claims
OG exemplary drawing
 
1. A foldable display apparatus, comprising:
a housing including a first sub-housing, a second sub-housing and a rotating shaft, the first sub-housing and the second sub-housing being rotatably connected through the rotating shaft;
a display panel including a bendable portion, and a first non-bendable portion and a second non-bendable portion being respectively located on two sides of the bendable portion; the first non-bendable portion being accommodated in the first sub-housing, the second non-bendable portion being accommodated in the second sub-housing, and the bendable portion corresponding to the rotating shaft between the first sub-housing and the second sub-housing;
one or more stretching assemblies, at least one stretching assembly in the one or more stretching assemblies being fixed to the second non-bendable portion and the second sub-housing, the at least one stretching assembly being configured to apply force directed from the first non-bendable portion to the second non-bendable portion when the foldable display apparatus is unfolded from a fold state; and
at least one fixing assembly, the at least one fixing assembly including:
a first fixing seat fixed on a side of the first non-bendable portion proximate to the first sub-housing;
a first connecting rod, one end of the first connecting rod being fixedly connected to the first fixing seat, and another end of the first connecting rod being rotatably connected to the rotating shaft;
a second fixing seat fixed on a side of the second non-bendable portion proximate to the second sub-housing; and
a second connecting rod, one end of the second connecting rod being slidably connected to the second fixing seat, and another end of the second connecting rod being rotatably connected to the rotating shaft.