Liquid crystal display apparatus and backlight module
US9897852B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2015 |
| Grant date | Feb 20, 2018 |
| Priority date | — |
| Expiry date | Apr 29, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133606
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
Embodiments of the present invention relate to a display technical field and disclose a liquid crystal display apparatus and a backlight module thereof. The backlight module comprises: a backboard having a bottom plate and a plurality of side plates to form a light source receiving chamber; a plurality of light sources located in the light source receiving chamber and mounted on the bottom plate; an optical film located in the light source receiving chamber, edges of the optical film being mounted on the backboard; a plurality of supporting strips located at a side of the optical film facing toward the bottom plate and made of transparent elastic material, a surface of the supporting strips facing toward the optical film abutting against a surface of the optical film facing toward the bottom plate and two ends of the supporting strip being mounted on two opposing side plates of the backboard respectively. The backlight module is a direct type backlight module, and the supporting strips are in a line contact or surface contact with the optical film, thus stress concentration will not occur between the supporting strips and the optical film. In the above backlight module, the optical…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.