Backlight module, display module and display apparatus
US12345392B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Apr 29, 2022 |
| Grant date | Jul 1, 2025 |
| Priority date | — |
| Expiry date | Apr 29, 2042 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/1336
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A backlight module, a display module and a display apparatus are provided. The backlight module includes a backlight assembly, a back plate and a middle frame. The back plate is a die casting member and includes a back plate main body on a side away from a light outgoing surface of the backlight assembly and back plate sides around the backlight assembly. The middle frame includes a middle frame main body on a side of the back plate sides close to the backlight assembly. The middle frame further includes first middle frame sides, each of which is connected to the middle frame main body and on a side of the corresponding back plate side close to the backlight assembly; first clamping portions are on a surface of each first middle frame side opposite to the corresponding back plate side; second clamping portions are on a surface of each back plate side opposite to the corresponding first middle frame side, and each first clamping portion is clamped with the corresponding second clamping portion. In the backlight module, the stability of connection between the middle frame and the back plate can be ensured under the conditions of a vibration environment and a high temperature, and the…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.