JPH0286052U - - Google Patents
Info
- Publication number
- JPH0286052U JPH0286052U JP16505388U JP16505388U JPH0286052U JP H0286052 U JPH0286052 U JP H0286052U JP 16505388 U JP16505388 U JP 16505388U JP 16505388 U JP16505388 U JP 16505388U JP H0286052 U JPH0286052 U JP H0286052U
- Authority
- JP
- Japan
- Prior art keywords
- light emitting
- fluorescent light
- emitting tube
- filament cathodes
- phosphor
- 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
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の第１実施例の平面図、第２図
は第１図の―切断線における断面図、第３図
は同実施例の要部である陰極支持部材及びフイラ
メント状陰極の平面図、第４図は第２実施例の要
部を示す平面図、第５図は第３実施例の平面図で
ある。
１…外囲器、４…蛍光体、５…陽極、９ａ，１
０ａ，１１ａ，１４ａ，１５ａ，２２ａ，２３ａ
，２５ａ，３２…陰極支持体、２０…フイラメン
ト状陰極。
FIG. 1 is a plan view of the first embodiment of the present invention, FIG. 2 is a sectional view taken along the cutting line - in FIG. FIG. 4 is a plan view showing essential parts of the second embodiment, and FIG. 5 is a plan view of the third embodiment. 1...Envelope, 4...phosphor, 5...anode, 9a, 1
0a, 11a, 14a, 15a, 22a, 23a
, 25a, 32... cathode support, 20... filamentary cathode.
Claims (1)
体を有する陽極と複数本のフイラメント状陰極と
を備えた蛍光発光管において、前記複数本のフイ
ラメント状陰極が複数個の陰極支持体によつて直
列に接続されていることを特徴とする蛍光発光管
。 In a fluorescent light emitting tube comprising an anode having a phosphor and a plurality of filament cathodes inside an envelope maintained in a high vacuum atmosphere, the plurality of filament cathodes are supported by a plurality of cathode supports. A fluorescent light emitting tube characterized in that two tubes are connected in series.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16505388U JPH0286052U (en) | 1988-12-22 | 1988-12-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16505388U JPH0286052U (en) | 1988-12-22 | 1988-12-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0286052U true JPH0286052U (en) | 1990-07-06 |
Family
ID=31451194
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16505388U Pending JPH0286052U (en) | 1988-12-22 | 1988-12-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0286052U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010114036A (en) * | 2008-11-10 | 2010-05-20 | Futaba Corp | Fluorescent display tube, and driving method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61183841A (en) * | 1985-02-12 | 1986-08-16 | Ise Electronics Corp | Method of stretching filament |
| JPS62119837A (en) * | 1985-11-20 | 1987-06-01 | Futaba Corp | Fluorescent emitting tube |
-
1988
- 1988-12-22 JP JP16505388U patent/JPH0286052U/ja active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS61183841A (en) * | 1985-02-12 | 1986-08-16 | Ise Electronics Corp | Method of stretching filament |
| JPS62119837A (en) * | 1985-11-20 | 1987-06-01 | Futaba Corp | Fluorescent emitting tube |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010114036A (en) * | 2008-11-10 | 2010-05-20 | Futaba Corp | Fluorescent display tube, and driving method |