JPH02111193U - - Google Patents
Info
- Publication number
- JPH02111193U JPH02111193U JP2056389U JP2056389U JPH02111193U JP H02111193 U JPH02111193 U JP H02111193U JP 2056389 U JP2056389 U JP 2056389U JP 2056389 U JP2056389 U JP 2056389U JP H02111193 U JPH02111193 U JP H02111193U
- Authority
- JP
- Japan
- Prior art keywords
- digit
- display section
- voltage
- grid
- digit display
- 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
- 238000010586 diagram Methods 0.000 description 2
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案に係る多桁蛍光表示管の一実施
例を示す正面図、第２図は上記多桁蛍光表示管の
各桁表示部のヒーターカソード及びグリツドの電
圧を示す図、第３図は他の実施例を示す正面図、
第４図は従来の多桁蛍光表示管の断面構造図を示
す。
１……ヒーターカソード、２……グリツド、３
……蛍光体、４−１，……，４−７……抵抗。
FIG. 1 is a front view showing an embodiment of a multi-digit fluorescent display tube according to the present invention, FIG. 2 is a diagram showing voltages of the heater cathode and grid of each digit display section of the multi-digit fluorescent display tube, and FIG. The figure is a front view showing another embodiment.
FIG. 4 shows a cross-sectional structural diagram of a conventional multi-digit fluorescent display tube. 1... Heater cathode, 2... Grid, 3
...phosphor, 4-1 , ..., 4-7 ...resistance.
Claims (1)
部に共通に使用されるヒーターカソードを有する
多桁蛍光表示管において、 各桁表示部のグリツドに所定の抵抗を介して電
圧を印加することにより各桁表示部におけるヒー
ターカソード電圧とグリツド電圧との電位差を同
一にしたことを特徴とする輝度傾斜を防止した多
桁蛍光表示管。[Claim for Utility Model Registration] In a multi-digit fluorescent display tube that is driven by a DC power supply and has a heater cathode that is commonly used for each digit display section arranged in parallel, a predetermined resistance is provided in the grid of each digit display section. 1. A multi-digit fluorescent display tube which prevents brightness gradient, characterized in that the potential difference between the heater cathode voltage and the grid voltage in each digit display section is made the same by applying a voltage through the digit display section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2056389U JPH02111193U (en) | 1989-02-23 | 1989-02-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2056389U JPH02111193U (en) | 1989-02-23 | 1989-02-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02111193U true JPH02111193U (en) | 1990-09-05 |
Family
ID=31237041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2056389U Pending JPH02111193U (en) | 1989-02-23 | 1989-02-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02111193U (en) |
-
1989
- 1989-02-23 JP JP2056389U patent/JPH02111193U/ja active Pending
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