JP4944709B2 - 照明器具 - Google Patents
照明器具 Download PDFInfo
- Publication number
- JP4944709B2 JP4944709B2 JP2007221846A JP2007221846A JP4944709B2 JP 4944709 B2 JP4944709 B2 JP 4944709B2 JP 2007221846 A JP2007221846 A JP 2007221846A JP 2007221846 A JP2007221846 A JP 2007221846A JP 4944709 B2 JP4944709 B2 JP 4944709B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- light emitting
- unit
- ceiling surface
- luminance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000463 material Substances 0.000 description 6
- 239000000758 substrate Substances 0.000 description 4
- 239000004020 conductor Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 229920000139 polyethylene terephthalate Polymers 0.000 description 2
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000002894 organic compounds Chemical class 0.000 description 1
- -1 polyethylene terephthalate Polymers 0.000 description 1
- 229920002050 silicone resin Polymers 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
Images
Landscapes
- Electroluminescent Light Sources (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Description
2 点灯装置
4 面状発光体
CE 天井面
WA 壁面
Claims (2)
- 2個又は3個の長細い単位発光部が長手方向を互いに直交させる向きで長手方向の一端部ずつを互いに連結された形状の発光部を有し、
各単位発光部がそれぞれ他の単位発光部との連結部に近い位置ほど輝度を高くするような輝度の勾配を有することを特徴とする照明器具。 - 各単位発光部は、それぞれ、長手方向と厚さ方向とに直交する短手方向での中央部から両端部に向かって輝度を高くするような輝度勾配を有する面状発光体からなることを特徴とする請求項1記載の照明器具。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007221846A JP4944709B2 (ja) | 2007-08-28 | 2007-08-28 | 照明器具 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007221846A JP4944709B2 (ja) | 2007-08-28 | 2007-08-28 | 照明器具 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009054494A JP2009054494A (ja) | 2009-03-12 |
JP4944709B2 true JP4944709B2 (ja) | 2012-06-06 |
Family
ID=40505388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007221846A Expired - Fee Related JP4944709B2 (ja) | 2007-08-28 | 2007-08-28 | 照明器具 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4944709B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5524656B2 (ja) * | 2009-07-13 | 2014-06-18 | ローム株式会社 | Led照明装置 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4842375A (ja) * | 1971-09-30 | 1973-06-20 | ||
JPS6225406A (ja) * | 1985-07-26 | 1987-02-03 | 田中貴金属工業株式会社 | 摺動子片の製造方法 |
JPH0256307A (ja) * | 1988-05-24 | 1990-02-26 | Nippon Pipe Conveyor Kenkyusho:Kk | パイプコンベヤ |
JPH10334713A (ja) * | 1997-05-29 | 1998-12-18 | Iwasaki Electric Co Ltd | 連結形照明器具 |
JP3807494B2 (ja) * | 2001-03-29 | 2006-08-09 | 松下電器産業株式会社 | 光源と当該光源を用いた画像読取装置 |
TWI386103B (zh) * | 2004-06-11 | 2013-02-11 | Organic electroluminescent element and its driving method |
-
2007
- 2007-08-28 JP JP2007221846A patent/JP4944709B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
JP2009054494A (ja) | 2009-03-12 |
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