JPS60117557U - fluorescent lamp - Google Patents
fluorescent lampInfo
- Publication number
- JPS60117557U JPS60117557U JP568284U JP568284U JPS60117557U JP S60117557 U JPS60117557 U JP S60117557U JP 568284 U JP568284 U JP 568284U JP 568284 U JP568284 U JP 568284U JP S60117557 U JPS60117557 U JP S60117557U
- Authority
- JP
- Japan
- Prior art keywords
- fluorescent lamp
- aperture
- glass bulb
- degrees
- axial direction
- 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.)
- Pending
Links
Landscapes
- Vessels And Coating Films For Discharge Lamps (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１歯は従来例の正面図、第２図は側断面図、第３図は
アパーチャ部の光量分布図、第４図は本考案の一実施例
を示す正面図、第５図は第４図のＩ−Ｉ断面図、第６図
は第４図の■−■断面図、・第７図はアパーチャ部の光
量分布図である。
図中、１はガラスバルブ、３は反射層゛、４は螢光体層
、５，６はアパーチャ部である。The first tooth is a front view of the conventional example, FIG. 2 is a side sectional view, FIG. 3 is a light intensity distribution diagram of the aperture part, FIG. FIG. 6 is a sectional view taken along line II in FIG. 4, and FIG. 7 is a light amount distribution diagram of the aperture portion. In the figure, 1 is a glass bulb, 3 is a reflective layer, 4 is a fluorescent layer, and 5 and 6 are aperture parts.
Claims (1)
形成されるように反射層、螢光体層を形成したものにお
いて、上記アパーチャ部の両端部の開口角度を中央部分
より小さくすると共に、開口角度の小さいアパーチャ部
を管端から６０〜１２０簡の範囲に形成したことを特徴
とする螢光ラン゛プ。In a glass bulb in which a reflective layer and a phosphor layer are formed on the inner surface of the glass bulb so that an aperture is formed in the axial direction of the glass bulb, the opening angle at both ends of the aperture is made smaller than that at the center; A fluorescent lamp characterized in that an aperture portion with a small angle is formed within a range of 60 to 120 degrees from the end of the tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP568284U JPS60117557U (en) | 1984-01-18 | 1984-01-18 | fluorescent lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP568284U JPS60117557U (en) | 1984-01-18 | 1984-01-18 | fluorescent lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS60117557U true JPS60117557U (en) | 1985-08-08 |
Family
ID=30482410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP568284U Pending JPS60117557U (en) | 1984-01-18 | 1984-01-18 | fluorescent lamp |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60117557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7400429B2 (en) | 2003-03-17 | 2008-07-15 | Kabushiki Kaisha Toshiba | Image reading apparatus |
-
1984
- 1984-01-18 JP JP568284U patent/JPS60117557U/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7400429B2 (en) | 2003-03-17 | 2008-07-15 | Kabushiki Kaisha Toshiba | Image reading apparatus |
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