Frame, light source device, display device, and television receiver
US8491169B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Oct 20, 2009 |
| Grant date | Jul 23, 2013 |
| Priority date | — |
| Expiry date | Dec 17, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG02F2201/54
- WIPO fieldOptics
- WIPO sectorInstruments
Abstract
A frame, a light source device and a display device that are capable of preventing a wrinkle or distortion from occurring in optical members. The frame includes a first holding face (611) opposed to a border portion on one face in a thickness direction of a first optical member (701α, 701β) having a plate shape that includes a female engagement portion (7011α, 7011β) disposed on its border portion, a male engagement portion (62α, 62β, 62γ, 62δ) having a convex shape that is arranged to be engaged with the female engagement portion (7011α, 7011β), and a second holding face (612a, 612b, 612c, 612d) opposed to an end face in a plane direction of a second optical member (702) having a sheet shape or a film shape that is smaller than the first optical member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.