JPH0461745U - - Google Patents
Info
- Publication number
- JPH0461745U JPH0461745U JP10420390U JP10420390U JPH0461745U JP H0461745 U JPH0461745 U JP H0461745U JP 10420390 U JP10420390 U JP 10420390U JP 10420390 U JP10420390 U JP 10420390U JP H0461745 U JPH0461745 U JP H0461745U
- Authority
- JP
- Japan
- Prior art keywords
- melting point
- low melting
- exhaust hole
- point glass
- metal lid
- 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 6
- 239000002184 metal Substances 0.000 claims description 5
- 230000008018 melting Effects 0.000 claims description 4
- 238000002844 melting Methods 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 4
- 239000006059 cover glass Substances 0.000 description 1
- 125000006850 spacer group Chemical group 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ａ，ｂは本考案の第１の実施例の断面図
及び封止構造を示す部分拡大断面図、第２図は本
考案の第２の実施例の封止構造を示す部分拡大断
面図、第３図は従来の蛍光表示管の一例の断面図
である。
１……カバーガラス、２……スペーサガラス、
３……陽極ガラス、４……排気穴、５……低融点
ガラス、６……第１の金属蓋、７……第２の金属
蓋、８……真空気密室、９……陰極、１０……制
御格子、１１……陽極。
Figures 1a and b are a cross-sectional view and partially enlarged cross-sectional view showing the sealing structure of the first embodiment of the present invention, and Figure 2 is a partially enlarged cross-sectional view showing the sealing structure of the second embodiment of the present invention. 3 are cross-sectional views of an example of a conventional fluorescent display tube. 1...Cover glass, 2...Spacer glass,
3... Anode glass, 4... Exhaust hole, 5... Low melting point glass, 6... First metal lid, 7... Second metal lid, 8... Vacuum sealed chamber, 9... Cathode, 10 ...Control grid, 11...Anode.
Claims (1)
止蓋にて封止する構造の蛍光表示管において、前
記封止蓋が前記排気穴を塞ぐ第１の金属蓋と、該
第１の金属蓋を被覆し前記真空外囲器に封着する
低融点ガラスと、該低融点ガラスを保持する第２
の金属蓋との三重構造によつて形成されているこ
とを特徴とする蛍光表示管。 In a fluorescent display tube having a structure in which an exhaust hole is provided in a part of a vacuum envelope and the exhaust hole is sealed with a sealing lid, the sealing lid includes a first metal lid that closes the exhaust hole; a low melting point glass that covers the first metal lid and seals it to the vacuum envelope; a second low melting point glass that holds the low melting point glass;
A fluorescent display tube characterized in that it is formed of a triple structure with a metal lid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10420390U JPH0461745U (en) | 1990-10-03 | 1990-10-03 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10420390U JPH0461745U (en) | 1990-10-03 | 1990-10-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0461745U true JPH0461745U (en) | 1992-05-27 |
Family
ID=31849397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10420390U Pending JPH0461745U (en) | 1990-10-03 | 1990-10-03 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0461745U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100383457B1 (en) * | 1996-05-30 | 2003-07-18 | 오리온전기 주식회사 | Sealing method and air evacuating sealing apparatus for flat display device |
| EP2211365A2 (en) | 2009-01-23 | 2010-07-28 | Canon Kabushiki Kaisha | Manufacturing method of airtight container and image displaying apparatus |
| EP2211364A3 (en) * | 2009-01-23 | 2010-12-01 | Canon Kabushiki Kaisha | Manufacturing method of airtight container and image displaying apparatus |
| EP2211363A3 (en) * | 2009-01-23 | 2010-12-08 | Canon Kabushiki Kaisha | Manufacturing method of airtight container and image displaying apparatus |
-
1990
- 1990-10-03 JP JP10420390U patent/JPH0461745U/ja active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100383457B1 (en) * | 1996-05-30 | 2003-07-18 | 오리온전기 주식회사 | Sealing method and air evacuating sealing apparatus for flat display device |
| EP2211365A2 (en) | 2009-01-23 | 2010-07-28 | Canon Kabushiki Kaisha | Manufacturing method of airtight container and image displaying apparatus |
| EP2211364A3 (en) * | 2009-01-23 | 2010-12-01 | Canon Kabushiki Kaisha | Manufacturing method of airtight container and image displaying apparatus |
| EP2211365A3 (en) * | 2009-01-23 | 2010-12-01 | Canon Kabushiki Kaisha | Manufacturing method of airtight container and image displaying apparatus |
| EP2211363A3 (en) * | 2009-01-23 | 2010-12-08 | Canon Kabushiki Kaisha | Manufacturing method of airtight container and image displaying apparatus |