JPH0352167B2 - - Google Patents
Info
- Publication number
- JPH0352167B2 JPH0352167B2 JP56020142A JP2014281A JPH0352167B2 JP H0352167 B2 JPH0352167 B2 JP H0352167B2 JP 56020142 A JP56020142 A JP 56020142A JP 2014281 A JP2014281 A JP 2014281A JP H0352167 B2 JPH0352167 B2 JP H0352167B2
- Authority
- JP
- Japan
- Prior art keywords
- color picture
- picture tube
- convergence
- permanent magnet
- demagnetization
- 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.)
- Expired - Lifetime
Links
- 230000005347 demagnetization Effects 0.000 claims description 23
- 238000000034 method Methods 0.000 claims description 17
- 230000005415 magnetization Effects 0.000 claims description 16
- 238000001514 detection method Methods 0.000 claims description 14
- 238000010894 electron beam technology Methods 0.000 claims description 13
- 238000004519 manufacturing process Methods 0.000 claims description 10
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 4
- 239000003086 colorant Substances 0.000 claims description 2
- 229920006395 saturated elastomer Polymers 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 8
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 4
- 230000003068 static effect Effects 0.000 description 3
- 238000007789 sealing Methods 0.000 description 2
- 230000002238 attenuated effect Effects 0.000 description 1
- 239000003990 capacitor Substances 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/44—Factory adjustment of completed discharge tubes or lamps to comply with desired tolerances
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014281A JPS57134837A (en) | 1981-02-16 | 1981-02-16 | Manufacture of color picture tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2014281A JPS57134837A (en) | 1981-02-16 | 1981-02-16 | Manufacture of color picture tube |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS57134837A JPS57134837A (en) | 1982-08-20 |
| JPH0352167B2 true JPH0352167B2 (ko) | 1991-08-09 |
Family
ID=12018886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2014281A Granted JPS57134837A (en) | 1981-02-16 | 1981-02-16 | Manufacture of color picture tube |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS57134837A (ko) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51122322A (en) * | 1975-04-01 | 1976-10-26 | Philips Nv | Method of producing magnetic convergence device and color display tube having magnetic convergence device |
| JPS52117517A (en) * | 1976-03-25 | 1977-10-03 | Philips Nv | Color television display tube |
-
1981
- 1981-02-16 JP JP2014281A patent/JPS57134837A/ja active Granted
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS51122322A (en) * | 1975-04-01 | 1976-10-26 | Philips Nv | Method of producing magnetic convergence device and color display tube having magnetic convergence device |
| JPS52117517A (en) * | 1976-03-25 | 1977-10-03 | Philips Nv | Color television display tube |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS57134837A (en) | 1982-08-20 |
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