发明授权
- 专利标题: Backlight unit including curved fluorescent lamp, and liquid crystal display apparatus including the backlight unit
- 专利标题(中): 包括弯曲荧光灯的背光单元和包括背光单元的液晶显示装置
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申请号: US11112045申请日: 2005-04-22
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公开(公告)号: US07258462B2公开(公告)日: 2007-08-21
- 发明人: Hirofumi Yamashita , Toshihiro Terada , Takashi Maniwa , Yusuke Mori
- 申请人: Hirofumi Yamashita , Toshihiro Terada , Takashi Maniwa , Yusuke Mori
- 申请人地址: JP Osaka
- 专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人: Matsushita Electric Industrial Co., Ltd.
- 当前专利权人地址: JP Osaka
- 优先权: JP2004-128904 20040423
- 主分类号: F21S4/00
- IPC分类号: F21S4/00
摘要:
A backlight unit that includes: an outer container; a curved fluorescent lamp that is contained in the outer container and includes two electrodes and a glass bulb that has (i) a folded portion and (ii) two straight portions that extend in parallel with each other from the folded portion, and the two electrodes being respectively attached to two ends of the glass bulb; and an inverter operable to supply power for lighting to the curved fluorescent lamp. The inverter is disposed outside the outer container, and the curved fluorescent lamp is arranged so that the electrodes are at low positions and the folded portion is at a high position in the outer container when the backlight unit is erected vertically in use.
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