MX2987E - Mejoras a un metodo para fabricar un tubo de rayos catodicos - Google Patents
Mejoras a un metodo para fabricar un tubo de rayos catodicosInfo
- Publication number
- MX2987E MX2987E MX100101U MX10010175U MX2987E MX 2987 E MX2987 E MX 2987E MX 100101 U MX100101 U MX 100101U MX 10010175 U MX10010175 U MX 10010175U MX 2987 E MX2987 E MX 2987E
- Authority
- MX
- Mexico
- Prior art keywords
- funnel
- assembly
- heat seal
- panel
- flushing
- Prior art date
Links
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 238000011010 flushing procedure Methods 0.000 abstract 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 238000001816 cooling Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 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
- H01J9/38—Exhausting, degassing, filling, or cleaning vessels
-
- 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
- H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
Abstract
La presente invención se refiere a mejoras a un método para fabricar un tubo de rayos catódicos, que incluye las etapas de: (i) producir una estructura de pantalla de visión luminiscente, que comprende una capa de metal de aluminio en contacto con una capa de partículas de carbono, cuya estructura está sustentada sobre la superficie interna de un panel de placa frontal; (ii) sellar por calor el panel a la abertura grande de un embudo; y (iii) luego sellar por calor un conjunto de montaje a la abertura pequeña del embudo; caracterizadas en que justamente después de la etapa (ii), pero antes de la etapa (iii), se incluyen además las etapas de (a) lavar por descarga el interior del conjunto de panel y embudo con un gas no contaminante seco, mientras que todavía está caliente del sellado al calor; (b) enfriar el conjunto lavado por descarga, a temperatura ambiente; (c) lavar nuevamente con descarga el conjunto enfriado con un gas no contaminante seco; y (d) luego tapar la abertura pequeña del embudo con un cierre temporal.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US05/476,441 US3932011A (en) | 1974-06-05 | 1974-06-05 | Conditioning partially-completed CRT bulb assembly for storage and/or transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| MX2987E true MX2987E (es) | 1980-01-23 |
Family
ID=23891856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| MX100101U MX2987E (es) | 1974-06-05 | 1975-06-03 | Mejoras a un metodo para fabricar un tubo de rayos catodicos |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3932011A (es) |
| CA (1) | CA1027170A (es) |
| FR (1) | FR2274135A1 (es) |
| GB (1) | GB1497906A (es) |
| IT (1) | IT1037911B (es) |
| MX (1) | MX2987E (es) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4213663A (en) * | 1978-12-26 | 1980-07-22 | Rca Corporation | Wet carbon-dioxide treatment of partially-completed CRT |
| US4493668A (en) * | 1983-01-17 | 1985-01-15 | Rca Corporation | Method for combined baking-out and panel-sealing of a partially-assembled CRT |
| JPH0275129A (ja) * | 1988-09-09 | 1990-03-14 | Hitachi Ltd | カラー陰極線管の製造方法 |
| KR960025938A (ko) * | 1994-12-07 | 1996-07-20 | 윤종용 | 칼라 음극선관의 형광막 형성방법 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3063777A (en) * | 1960-05-02 | 1962-11-13 | Rca Corp | Method of rebuilding electron tubes |
| US3317319A (en) * | 1963-06-04 | 1967-05-02 | Rca Corp | Method of depositing particulate layers |
| US3658401A (en) * | 1970-01-06 | 1972-04-25 | Rca Corp | Method of manufacture of cathode ray tubes having frit-sealed envelope assemblies |
| US3703401A (en) * | 1970-12-28 | 1972-11-21 | Rca Corp | Method for preparing the viewing-screen structure of a cathode-ray tube |
-
1974
- 1974-06-05 US US05/476,441 patent/US3932011A/en not_active Expired - Lifetime
-
1975
- 1975-05-02 GB GB18551/75A patent/GB1497906A/en not_active Expired
- 1975-05-06 IT IT23078/75A patent/IT1037911B/it active
- 1975-05-14 CA CA226,955A patent/CA1027170A/en not_active Expired
- 1975-06-03 MX MX100101U patent/MX2987E/es unknown
- 1975-06-03 FR FR7517237A patent/FR2274135A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| GB1497906A (en) | 1978-01-12 |
| US3932011A (en) | 1976-01-13 |
| IT1037911B (it) | 1979-11-20 |
| FR2274135A1 (fr) | 1976-01-02 |
| CA1027170A (en) | 1978-02-28 |
| FR2274135B1 (es) | 1980-03-28 |
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