Backlight module
US8708546B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 15, 2012 |
| Grant date | Apr 29, 2014 |
| Priority date | — |
| Expiry date | Aug 20, 2032 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133615
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A backlight module includes a backboard, a reflection plate mounted inside the backboard, a light guide board arranged on the reflection plate, and an optic film arranged on the light guide board. The light guide board includes a main body and a plurality of upper and lower positioning pegs projecting from upper and lower surfaces of the main body. The optic film forms first positioning holes corresponding to the upper positioning pegs. The reflection plate forms second positioning holes corresponding to the lower positioning pegs. The backboard forms positioning channels corresponding to the lower positioning pegs. The first positioning holes of the optic films are fit over the upper positioning pegs of the light guide board and the lower positioning pegs are respectively set through the second positioning holes of the reflection plate to be received in the positioning channels of the backboard.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.