JPH0380957U - - Google Patents
Info
- Publication number
- JPH0380957U JPH0380957U JP14220389U JP14220389U JPH0380957U JP H0380957 U JPH0380957 U JP H0380957U JP 14220389 U JP14220389 U JP 14220389U JP 14220389 U JP14220389 U JP 14220389U JP H0380957 U JPH0380957 U JP H0380957U
- Authority
- JP
- Japan
- Prior art keywords
- glass
- vacuum vessel
- coated
- spacer
- light
- 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
- 239000011521 glass Substances 0.000 claims description 11
- 125000006850 spacer group Chemical group 0.000 claims description 7
- 239000000126 substance Substances 0.000 claims description 5
- 239000006059 cover glass Substances 0.000 claims description 3
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 2
- 239000000758 substrate Substances 0.000 claims description 2
- 230000001133 acceleration Effects 0.000 claims 1
- 239000000470 constituent Substances 0.000 claims 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 239000005357 flat glass Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Landscapes
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Description
第１図は本考案の一実施例の断面図、第２図は
ガラス小片の製造方法を説明する平面図、第３図
はスペーサガラスの斜視図、第４図ａ〜ｃはそれ
ぞれ本考案の遮光性物質の塗布面を示すスペーサ
ガラスの斜視図、第５図は従来の蛍光表示管のカ
バーガラスの一例の断面図、第６図は従来の蛍光
表示管の一例の要部断面図である。
１……フエースガラス、２……スペーサガラス
、３……低融点ガラス、４……従来のカバーガラ
ス、５，１４……蛍光表示管、６……蛍光体、７
……遮光性物質、８……ソーダ板ガラス、９……
ガラス小片、１０……内面に遮光性物質を塗布し
たスペーサガラス、１１……外面に遮光性物質を
塗布したスペーサガラス、１２……全面に遮光性
物質を塗布したスペーサガラス、１３……絶縁基
板。
Fig. 1 is a sectional view of an embodiment of the present invention, Fig. 2 is a plan view illustrating a method for manufacturing small glass pieces, Fig. 3 is a perspective view of a spacer glass, and Figs. FIG. 5 is a sectional view of an example of a cover glass of a conventional fluorescent display tube; FIG. 6 is a sectional view of essential parts of an example of a conventional fluorescent display tube. . 1... Face glass, 2... Spacer glass, 3... Low melting point glass, 4... Conventional cover glass, 5, 14... Fluorescent display tube, 6... Phosphor, 7
...Light-shielding substance, 8...Soda plate glass, 9...
Small piece of glass, 10... Spacer glass coated with a light-blocking substance on the inner surface, 11... Spacer glass coated with a light-blocking substance on the outer surface, 12... Spacer glass coated with a light-blocking substance on the entire surface, 13... Insulating substrate .
Claims (1)
むカバーガラスより真空容器を形成し、その内部
に蛍光体を塗布した陽極と陰極フイラメントと加
速制御電極とを有する蛍光表示管において、前記
カバーガラスの構成要素である前記スペーサガラ
スの少くとも一面に遮光性物質を塗布したことを
特徴とする蛍光表示管。 A vacuum vessel is formed from a cover glass including an insulating substrate and a spacer glass as constituent elements, and the vacuum vessel has an anode coated with a phosphor, a cathode filament, and an acceleration control electrode inside the vacuum vessel. A fluorescent display tube characterized in that at least one surface of the spacer glass is coated with a light-shielding substance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14220389U JPH0380957U (en) | 1989-12-08 | 1989-12-08 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14220389U JPH0380957U (en) | 1989-12-08 | 1989-12-08 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0380957U true JPH0380957U (en) | 1991-08-19 |
Family
ID=31689042
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14220389U Pending JPH0380957U (en) | 1989-12-08 | 1989-12-08 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0380957U (en) |
-
1989
- 1989-12-08 JP JP14220389U patent/JPH0380957U/ja active Pending