| 发明名称 | Spread illuminating apparatus | ||
| 摘要 | A spread illuminating apparatus includes: a light guide plate having protrusions on side surfaces of the light guide plate, a housing frame having recesses in which the protrusions of the light guide plate are introduced, a reflecting sheet arranged on a bottom surface side opposing an emitting surface of the light guide plate, and a fixation device for fixing the reflecting sheet to a bottom surface of the housing frame. The recesses of the housing frame include a first recess which is formed to be opened at a bottom surface side and is at least partially covered by the fixation device, and each of the protrusions to be arranged at the first recess has an opposing surface that opposes the fixation device, and the opposing surface is provided with clearance relative to the fixation device. | ||
| 申请公布号 | US8801262(B2) | 申请公布日期 | 2014.08.12 |
| 申请号 | US201313916096 | 申请日期 | 2013.06.12 |
| 申请人 | Minebea Co., Ltd. | 发明人 | Takada Shohei;Horikawa Tomotaka |
| 分类号 | F21V7/00 | 主分类号 | F21V7/00 |
| 代理机构 | Oliff PLC | 代理人 | Oliff PLC |
| 主权项 | 1. A spread illuminating apparatus comprising: a light guide plate having protrusions on side surfaces of the light guide plate, a housing frame having recesses in which the protrusions of the light guide plate are introduced, a reflecting sheet arranged on a bottom surface side opposing an emitting surface of the light guide plate, and a fixation device for fixing the reflecting sheet to a bottom surface of the housing frame, wherein the recesses of the housing frame include a first recess which is formed to be opened at a bottom surface side and is at least partially covered by the fixation device, and each of the protrusions to be arranged at the first recess has an opposing surface that opposes the fixation device, and the opposing surface is provided with clearance relative to the fixation device. | ||
| 地址 | Nagano JP | ||