GB1480440A - Method of manufacturing the second of a pair of reproduction masks for use in the manufacture of a shadow mask - Google Patents
Method of manufacturing the second of a pair of reproduction masks for use in the manufacture of a shadow maskInfo
- Publication number
- GB1480440A GB1480440A GB12379/75A GB1237975A GB1480440A GB 1480440 A GB1480440 A GB 1480440A GB 12379/75 A GB12379/75 A GB 12379/75A GB 1237975 A GB1237975 A GB 1237975A GB 1480440 A GB1480440 A GB 1480440A
- Authority
- GB
- United Kingdom
- Prior art keywords
- pair
- shadow mask
- manufacture
- manufacturing
- march
- 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
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
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
- H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
- Preparing Plates And Mask In Photomechanical Process (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL7404209A NL7404209A (nl) | 1974-03-28 | 1974-03-28 | Werkwijze voor het vervaardigen van reproduk- tiemaskers voor het schaduwmasker van een beeld- buis en beeldbuis vervaardigd volgens deze werk- wijze. |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1480440A true GB1480440A (en) | 1977-07-20 |
Family
ID=19821058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB12379/75A Expired GB1480440A (en) | 1974-03-28 | 1975-03-25 | Method of manufacturing the second of a pair of reproduction masks for use in the manufacture of a shadow mask |
Country Status (10)
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4429028A (en) * | 1982-06-22 | 1984-01-31 | Rca Corporation | Color picture tube having improved slit type shadow mask and method of making same |
| US5336587A (en) * | 1988-05-24 | 1994-08-09 | Kabushiki Kaisha Toshiba | Method of manufacturing main plates for exposure printing |
| TW378334B (en) * | 1994-10-14 | 2000-01-01 | Thomson Consumer Electronics | Method of forming an enhanced resolution shadow mask |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2292313A (en) * | 1940-04-19 | 1942-08-04 | Eastman Kodak Co | Halftone screen |
| US2750524A (en) * | 1951-11-15 | 1956-06-12 | Mergenthaler Linotype Gmbh | Perforate mask for multicolor television apparatus and method of producting same |
| US3993487A (en) * | 1969-01-03 | 1976-11-23 | Matsushita Electronics Corporation | Method for manufacture of color television picture tubes using rotating light source |
| US3666462A (en) * | 1969-03-28 | 1972-05-30 | Zenith Radio Corp | Process of screening a shadow mask color tube |
| US3708336A (en) * | 1969-10-29 | 1973-01-02 | Nippon Columbia | Method of making color phosphor screen of color picture tube nishizawa m,ja |
| US3973965A (en) * | 1972-05-30 | 1976-08-10 | Tokyo Shibaura Electric Co., Ltd. | Making shadow mask with slit-shaped apertures for CRT |
-
1974
- 1974-03-28 NL NL7404209A patent/NL7404209A/xx not_active Application Discontinuation
-
1975
- 1975-03-14 DE DE2511205A patent/DE2511205C3/de not_active Expired
- 1975-03-20 CA CA222,662A patent/CA1027171A/en not_active Expired
- 1975-03-25 GB GB12379/75A patent/GB1480440A/en not_active Expired
- 1975-03-26 JP JP50036644A patent/JPS50131757A/ja active Pending
- 1975-03-26 BE BE154795A patent/BE827212A/xx unknown
- 1975-03-26 IT IT67773/75A patent/IT1030444B/it active
- 1975-03-26 AU AU79507/75A patent/AU7950775A/en not_active Expired
- 1975-03-27 FR FR7509607A patent/FR2266296B1/fr not_active Expired
-
1978
- 1978-01-25 US US05/872,170 patent/US4339516A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE2511205A1 (de) | 1975-10-02 |
| FR2266296A1 (US20110158925A1-20110630-C00042.png) | 1975-10-24 |
| US4339516A (en) | 1982-07-13 |
| AU7950775A (en) | 1976-09-30 |
| NL7404209A (nl) | 1975-09-30 |
| CA1027171A (en) | 1978-02-28 |
| FR2266296B1 (US20110158925A1-20110630-C00042.png) | 1978-02-03 |
| DE2511205C3 (de) | 1979-04-12 |
| BE827212A (fr) | 1975-09-26 |
| IT1030444B (it) | 1979-03-30 |
| JPS50131757A (US20110158925A1-20110630-C00042.png) | 1975-10-18 |
| DE2511205B2 (de) | 1978-08-03 |
Similar Documents
| Publication | Publication Date | Title |
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| GB1328295A (en) | Shadow mask cathode ray tubes | |
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| ES446016A1 (es) | Perfeccionamientos introducidos en un tubo de rayos catodi- cos. | |
| GB1227544A (US20110158925A1-20110630-C00042.png) | ||
| GB1036742A (en) | Improvements in or relating to television cathode ray tubes | |
| GB813954A (en) | Improvements in or relating to cathode ray tubes | |
| GB1480440A (en) | Method of manufacturing the second of a pair of reproduction masks for use in the manufacture of a shadow mask | |
| GB1432179A (en) | Colour cathode ray tubes | |
| GB1130720A (en) | Method for manufacturing colour television receiver kinescopes | |
| GB807129A (en) | Improvements in or relating to colour-television picture tubes | |
| JPS5335366A (en) | Color picture tube | |
| GB1440054A (en) | Cathode-ray tube | |
| ES8106633A1 (es) | Perfeccionamientos introducidos en un tubo de rayos catodi- cos | |
| GB1531328A (en) | Cathode ray tube | |
| GB1230109A (US20110158925A1-20110630-C00042.png) | ||
| GB1331716A (en) | Method of producing an apertured mask for a colour television cathode ray tube | |
| JPS5311569A (en) | Stripe-type color picture tube | |
| GB1153773A (en) | Apparatus for Producing Phosphor Screens in Color Television Tubes | |
| JPS6015239Y2 (ja) | カラ−受像管 | |
| JPS52113153A (en) | Cathode ray tube electronic gun | |
| GB1552103A (en) | Electron beam producing arrangement for a cathode ray tube | |
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| JPS55115245A (en) | Projection type braun tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |