CH566072A5 - - Google Patents
Info
- Publication number
- CH566072A5 CH566072A5 CH1564973A CH1564973A CH566072A5 CH 566072 A5 CH566072 A5 CH 566072A5 CH 1564973 A CH1564973 A CH 1564973A CH 1564973 A CH1564973 A CH 1564973A CH 566072 A5 CH566072 A5 CH 566072A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/28—Non-electron-emitting electrodes; Screens
- H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/28—Non-electron-emitting electrodes; Screens
- H01J19/38—Control electrodes, e.g. grid
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0015—Non-sealed electrodes
- H01J2893/0017—Cylindrical, helical or annular grids
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0012—Constructional arrangements
- H01J2893/0019—Chemical composition and manufacture
- H01J2893/002—Chemical composition and manufacture chemical
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Inorganic Fibers (AREA)
- Carbon And Carbon Compounds (AREA)
Priority Applications (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1564973A CH566072A5 (US06236872-20010522-M00003.png) | 1973-11-07 | 1973-11-07 | |
| DE2358583A DE2358583A1 (de) | 1973-11-07 | 1973-11-24 | Gitterelektrode fuer elektronenroehre und verfahren zu deren herstellung |
| DE19737341925U DE7341925U (de) | 1973-11-07 | 1973-11-24 | Gitterelektrode fuer elektronenroehre |
| US05/516,761 US3971964A (en) | 1973-11-07 | 1974-10-21 | Cylindric grid electrode structure for electronic tubes comprising carbon filaments coated with pyrolytic graphite |
| FR7436538A FR2250195B3 (US06236872-20010522-M00003.png) | 1973-11-07 | 1974-11-04 | |
| NL7414383A NL7414383A (nl) | 1973-11-07 | 1974-11-05 | Roosterelektrode voor een elektronenbuis en werkwijze voor het vervaardigen daarvan. |
| GB47851/74A GB1483120A (en) | 1973-11-07 | 1974-11-05 | Grid electrodes for thermionic valves and a method for their manufacture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH1564973A CH566072A5 (US06236872-20010522-M00003.png) | 1973-11-07 | 1973-11-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH566072A5 true CH566072A5 (US06236872-20010522-M00003.png) | 1975-08-29 |
Family
ID=4410811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1564973A CH566072A5 (US06236872-20010522-M00003.png) | 1973-11-07 | 1973-11-07 |
Country Status (6)
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2623828A1 (de) * | 1976-05-28 | 1977-12-08 | Philips Patentverwaltung | Elektrode, insbesondere gitterfoermige elektrode fuer elektronenroehren, und verfahren zu deren herstellung |
| GB1514591A (en) * | 1976-01-29 | 1978-06-14 | English Electric Valve Co Ltd | Electronic valves |
| FR2439474A1 (fr) * | 1978-10-20 | 1980-05-16 | Thomson Csf | Procede de preparation de grilles en graphite pyrolytique de tube electronique, grille preparee suivant ce procede, et tube electronique comportant une telle grille |
| SU1149329A1 (ru) * | 1981-02-13 | 1985-04-07 | Организация П/Я Х-5263 | Сетчатый электрод дл электронного прибора и способ его изготовлени |
| US4417175A (en) * | 1981-05-15 | 1983-11-22 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Ion sputter textured graphite electrode plates |
| DE3562690D1 (en) | 1984-02-07 | 1988-06-16 | Bbc Brown Boveri & Cie | High-power electron tube |
| IT1252474B (it) * | 1991-07-31 | 1995-06-16 | Proel Tecnologie Spa | Metodo per la realizzazione di griglie di estrazione per la generazione di ioni e griglie realizzate secondo detto metodo |
| US10424455B2 (en) | 2017-07-22 | 2019-09-24 | Modern Electron, LLC | Suspended grid structures for electrodes in vacuum electronics |
| US10811212B2 (en) | 2017-07-22 | 2020-10-20 | Modern Electron, LLC | Suspended grid structures for electrodes in vacuum electronics |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2264735A (en) * | 1938-12-13 | 1941-12-02 | Western Electric Co | Vacuum tube grid |
| US2513387A (en) * | 1947-08-26 | 1950-07-04 | Standard Telephones Cables Ltd | Grid electrode |
| US2946915A (en) * | 1954-07-21 | 1960-07-26 | Gen Electric | Grid construction |
| US3304458A (en) * | 1963-07-25 | 1967-02-14 | Machlett Lab Inc | Vibration resistant electron tube |
| US3465400A (en) * | 1967-02-01 | 1969-09-09 | Varian Associates | Method of making cylindrical mesh electrode for electron tubes |
-
1973
- 1973-11-07 CH CH1564973A patent/CH566072A5/xx not_active IP Right Cessation
- 1973-11-24 DE DE19737341925U patent/DE7341925U/de not_active Expired
- 1973-11-24 DE DE2358583A patent/DE2358583A1/de active Pending
-
1974
- 1974-10-21 US US05/516,761 patent/US3971964A/en not_active Expired - Lifetime
- 1974-11-04 FR FR7436538A patent/FR2250195B3/fr not_active Expired
- 1974-11-05 NL NL7414383A patent/NL7414383A/xx unknown
- 1974-11-05 GB GB47851/74A patent/GB1483120A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2358583A1 (de) | 1975-05-22 |
| DE7341925U (de) | 1975-11-20 |
| US3971964A (en) | 1976-07-27 |
| NL7414383A (nl) | 1975-05-12 |
| FR2250195B3 (US06236872-20010522-M00003.png) | 1977-08-05 |
| FR2250195A1 (US06236872-20010522-M00003.png) | 1975-05-30 |
| GB1483120A (en) | 1977-08-17 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |