GB841405A - Aperture mask treatment to prevent cathode poisoning - Google Patents
Aperture mask treatment to prevent cathode poisoningInfo
- Publication number
- GB841405A GB841405A GB5567/58A GB556758A GB841405A GB 841405 A GB841405 A GB 841405A GB 5567/58 A GB5567/58 A GB 5567/58A GB 556758 A GB556758 A GB 556758A GB 841405 A GB841405 A GB 841405A
- Authority
- GB
- United Kingdom
- Prior art keywords
- glass
- feb
- hydrogen
- cathode ray
- aperture mask
- 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
Links
- 231100000572 poisoning Toxicity 0.000 title abstract 2
- 230000000607 poisoning effect Effects 0.000 title abstract 2
- 239000011521 glass Substances 0.000 abstract 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 abstract 2
- 239000001257 hydrogen Substances 0.000 abstract 2
- 229910052739 hydrogen Inorganic materials 0.000 abstract 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 abstract 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 abstract 1
- 238000010894 electron beam technology Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 abstract 1
- 150000002431 hydrogen Chemical class 0.000 abstract 1
- 229910052757 nitrogen Inorganic materials 0.000 abstract 1
- 239000001301 oxygen Substances 0.000 abstract 1
- 229910052760 oxygen Inorganic materials 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/06—Screens for shielding; Masks interposed in the electron stream
- H01J29/07—Shadow masks for colour television tubes
Landscapes
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
- Surface Treatment Of Glass (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US642073A US2908838A (en) | 1957-02-25 | 1957-02-25 | Aperture mask treatment to prevent cathode poisoning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB841405A true GB841405A (en) | 1960-07-13 |
Family
ID=24575074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5567/58A Expired GB841405A (en) | 1957-02-25 | 1958-02-20 | Aperture mask treatment to prevent cathode poisoning |
Country Status (7)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2166562A5 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1971-12-30 | 1973-08-17 | Hitachi Ltd | |
| US4621214A (en) * | 1984-04-19 | 1986-11-04 | Rca Corporation | Color selection means having a charged insulator portion for a cathode-ray tube |
| US4622084A (en) * | 1985-01-29 | 1986-11-11 | Chang Kern K N | Method of sealing a mount in a cathode-ray tube |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2279168A (en) * | 1940-02-29 | 1942-04-07 | Westinghouse Electric & Mfg Co | Process for kovar-glass seals |
| BE479146A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * | 1941-12-31 | |||
| US2392099A (en) * | 1943-07-29 | 1946-01-01 | Bell Telephone Labor Inc | Manufacture of glass sealed contact units |
| US2777084A (en) * | 1952-04-12 | 1957-01-08 | Gen Electric | Plastic electrode structure for electron tubes |
| US2805360A (en) * | 1954-10-08 | 1957-09-03 | Gen Dynamics Corp | Image storage apparatus |
-
0
- BE BE565080D patent/BE565080A/xx unknown
- NL NL225220D patent/NL225220A/xx unknown
-
1957
- 1957-02-25 US US642073A patent/US2908838A/en not_active Expired - Lifetime
-
1958
- 1958-02-20 GB GB5567/58A patent/GB841405A/en not_active Expired
- 1958-02-21 FR FR1200214D patent/FR1200214A/fr not_active Expired
- 1958-02-22 DE DEC16351A patent/DE1091674B/de active Pending
- 1958-02-24 CH CH347225D patent/CH347225A/fr unknown
Also Published As
| Publication number | Publication date |
|---|---|
| NL225220A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| BE565080A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | |
| FR1200214A (fr) | 1959-12-18 |
| CH347225A (fr) | 1960-06-30 |
| US2908838A (en) | 1959-10-13 |
| DE1091674B (de) | 1960-10-27 |
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