JPS59150162U - Discharge lamp for display pixels - Google Patents
Discharge lamp for display pixelsInfo
- Publication number
- JPS59150162U JPS59150162U JP4554583U JP4554583U JPS59150162U JP S59150162 U JPS59150162 U JP S59150162U JP 4554583 U JP4554583 U JP 4554583U JP 4554583 U JP4554583 U JP 4554583U JP S59150162 U JPS59150162 U JP S59150162U
- Authority
- JP
- Japan
- Prior art keywords
- filament
- discharge lamp
- electron emitting
- coated
- display pixel
- 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
- Discharge Lamp (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Illuminated Signs And Luminous Advertising (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図は従来の画素用放電ランプを一部断面で示す正面
図、第２図は本考案の第１実施例を示す放電ランプの斜
視図、第３図は同放電ランプにおけるフィラメントの斜
視図、第４図は同フィラメントの放電電流とランプ輝度
の関係を示す図、第５図は本考案の第２実施例のフィラ
メントを示す斜視図である。
１・・パガラス曽球、３・・・電極、４・・・フィラメ
ント、４ａ・・・フィラメント素子、５・・・電子放射
物質を塗布した部分。Fig. 1 is a partially sectional front view of a conventional pixel discharge lamp, Fig. 2 is a perspective view of a discharge lamp showing a first embodiment of the present invention, and Fig. 3 is a perspective view of a filament in the same discharge lamp. , FIG. 4 is a diagram showing the relationship between discharge current and lamp brightness of the same filament, and FIG. 5 is a perspective view showing the filament of the second embodiment of the present invention. 1... Pagaraso sphere, 3... Electrode, 4... Filament, 4a... Filament element, 5... Portion coated with electron emitting material.
Claims (3)
に予熱電流が流されるフィラメントを設けた表示画素用
放電ランプにおいて、上記フィラメントはその全長にわ
たって連続する１本のフィラメント素子によって形成し
、かつこのフィラメントの少なくとも両端部付近には電
子放射物質を塗布した部分を設けるとともに長手方向中
間部位には電子放射物質を塗布しない部分を設けたこと
を特徴とする表示画素用放電ランプ。(1) In a discharge lamp for display pixels, which has a pair of electrodes arranged inside a glass bulb and a filament through which a preheating current is passed between these electrodes, the filament is formed by a single filament element that is continuous over its entire length. A discharge lamp for a display pixel, characterized in that a portion coated with an electron emitting material is provided at least near both ends of the filament, and a portion not coated with the electron emitting material is provided at an intermediate portion in the longitudinal direction.
管球内面に螢光体発色面を備えて構成されることを特徴
とする実用新案登録請求の範囲第（１）項記載の表示画
素用放電ランプ。(2) The display pixel according to claim 1, wherein the glass tube is provided with a phosphor coloring surface on the inner surface of the tube facing the filament. discharge lamp.
ぼ■字状に開いた形状をなし、その両端部付近に電子放
射物質を塗布したことを特徴とする実用新案登録請求の
範囲第（１）項または第（２）項記載の表示画素用放電
ランプ。(3) Utility model registration claim No. (1), wherein the filament has an approximately open shape in the part between the electrodes, and an electron emitting substance is coated near both ends of the filament. The discharge lamp for a display pixel according to item (2) or item (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4554583U JPS59150162U (en) | 1983-03-29 | 1983-03-29 | Discharge lamp for display pixels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4554583U JPS59150162U (en) | 1983-03-29 | 1983-03-29 | Discharge lamp for display pixels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS59150162U true JPS59150162U (en) | 1984-10-06 |
Family
ID=30176061
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4554583U Pending JPS59150162U (en) | 1983-03-29 | 1983-03-29 | Discharge lamp for display pixels |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS59150162U (en) |
-
1983
- 1983-03-29 JP JP4554583U patent/JPS59150162U/en active Pending
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