Patent ID: 11943884
Assignee: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC H

Claim 3:
4. 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; and
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, wherein the stretching assembly includes:
a spring, one end of the spring being fixed on a side of the second non-bendable portion proximate to the second sub-housing, and another end of the spring being fixed on a side of the second sub-housing proximate to the second non-bendable portion.