| 发明名称 | Reflection sheet light source device and display device | ||
| 摘要 | It is to provide a reflection sheet, light source device and display device, not only for uniforming the luminance of light emitted from a light source, but also for utilizing a single sheet material to form the reflection sheet having a frame portion that continues to all rims of a flat portion. The reflection sheet is provided with a flat portion that is formed in a substantially square shape, and a frame portion that is folded at a first fold formed on a rim of the flat portion. It is formed in a case shape. It is provided with three second folds divergent from a corner of the flat portion to a rim of a corner on the frame portion, between each corner of the flat portion and the rim of the corner on the frame portion. No gap and step are generated on the corner. | ||
| 申请公布号 | US9175828(B2) | 申请公布日期 | 2015.11.03 |
| 申请号 | US201313916244 | 申请日期 | 2013.06.12 |
| 申请人 | SHARP KABUSHIKI KAISHA | 发明人 | Takeuchi Hideto;Fujita Toshiyuki;Sugahara Tatsuo;Kawamura Yuuki;Yahata Mamoru;Takahashi Hiroshi;Ito Keita;Toshiyuki Kenzo;Ito Kenichiro;Nakamichi Kazuki;Sasaki Tomoo;Moribe Kenta |
| 分类号 | F21V7/00;F21V5/04;G02F1/1335;F21V13/04;F21V17/06;F21V21/00 | 主分类号 | F21V7/00 |
| 代理机构 | Birch, Stewart, Kolasch & Birch, LLP | 代理人 | Birch, Stewart, Kolasch & Birch, LLP |
| 主权项 | 1. A reflection sheet that reflects light emitted from a light source, comprising: a flat portion; and a frame portion that continues in a foldable manner with a first fold formed on a rim of the flat portion and a second fold between a corner of the flat portion and a rim at a corner of the frame portion, wherein a rim of the frame portion, and the flat portion are formed in a substantially square shape, and wherein the frame portion has a slit formed in a direction from the corner of the flat portion along at least opposing two sides of the flat portion. | ||
| 地址 | Osaka JP | ||