Light guide plate, backlight module and display device
US10191209B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Jul 16, 2015 |
| Grant date | Jan 29, 2019 |
| Priority date | — |
| Expiry date | Jul 16, 2035 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02B6/0055
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A light guide plate, a backlight module and a display device is provided. The light guide plate includes: a film limit part and a fixed part. The film limit part is arranged on a light exiting surface of the light guide plate as a protruding structure, limiting an optical film arranged on the light exiting surface of the light guide plate. The fixed part is arranged on a side surface of the light guide plate as a bump structure to fix the light guide plate to a frame arranged on the side surface of the light guide plate. Issues of vibration friction between the light guide plate and the optical film and poor white spots can be solved effectively according to the present disclosure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.