Back-light module with interassembled set of frames and height adjustable back frame forming light-mixing chamber
US10338434B2 · kind B2 · utility
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1References
20Claims
0Family size
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Key dates
| Filing date | Apr 27, 2017 |
| Grant date | Jul 2, 2019 |
| Priority date | — |
| Expiry date | Jul 24, 2037 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F1/133612
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A back-light module includes a back board. The back board includes a substrate and a plurality of frame monomers. Each frame monomer comprises four lateral ribs, every two adjacent lateral ribs are perpendicularly connected with each other. The frame monomers are detachably assembled to each other to form a height adjustable back frame, and the height adjustable back frame is assembled with the substrate to form a height adjustable light-mixing chamber.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.