JPS5220817B1 - - Google Patents
Info
- Publication number
- JPS5220817B1 JPS5220817B1 JP45051635A JP5163570A JPS5220817B1 JP S5220817 B1 JPS5220817 B1 JP S5220817B1 JP 45051635 A JP45051635 A JP 45051635A JP 5163570 A JP5163570 A JP 5163570A JP S5220817 B1 JPS5220817 B1 JP S5220817B1
- Authority
- JP
- Japan
- 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.)
- Pending
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
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
- H01J9/042—Manufacture, activation of the emissive part
- H01J9/047—Cathodes having impregnated bodies
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Solid Thermionic Cathode (AREA)
- Electron Beam Exposure (AREA)
- Microwave Tubes (AREA)
- Electron Sources, Ion Sources (AREA)
- Cold Cathode And The Manufacture (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US83345869A | 1969-06-16 | 1969-06-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5220817B1 true JPS5220817B1 (en) | 1977-06-06 |
Family
ID=25264477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP45051635A Pending JPS5220817B1 (en) | 1969-06-16 | 1970-06-16 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3594885A (en) |
| JP (1) | JPS5220817B1 (en) |
| CA (1) | CA922878A (en) |
| DE (1) | DE2029675A1 (en) |
| FR (1) | FR2052633A5 (en) |
| GB (1) | GB1264765A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6273362U (en) * | 1985-10-24 | 1987-05-11 |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3843902A (en) * | 1972-08-24 | 1974-10-22 | Varian Associates | Gridded convergent flow electron gun |
| US3967150A (en) * | 1975-01-31 | 1976-06-29 | Varian Associates | Grid controlled electron source and method of making same |
| DE2535467C2 (en) * | 1975-08-08 | 1985-06-05 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Method of making a cathode of a grid controlled power tube |
| US4583021A (en) * | 1983-04-18 | 1986-04-15 | Litton Systems, Inc. | Electron gun with improved cathode and shadow grid configuration |
| US4734073A (en) * | 1986-10-10 | 1988-03-29 | The United States Of America As Represented By The Secretary Of The Army | Method of making a thermionic field emitter cathode |
| FR2723502B1 (en) * | 1994-08-04 | 1997-01-10 | Valeo Electronique | COLLECTOR TERMINAL FOR THE CONTACT OF A BATTERY FOR THE SUPPLY OF AN ELECTRONIC CIRCUIT, ELECTRONIC CIRCUIT AND REMOTE TRANSMITTER INCORPORATING THE SAME |
| KR100782370B1 (en) * | 2006-08-04 | 2007-12-07 | 삼성전자주식회사 | Ion analysis system based on analyzers of ion energy distribution using retarded electric fields |
| US7723699B2 (en) * | 2007-06-26 | 2010-05-25 | Varian Semiconductor Equipment Associates, Inc. | Cathode having electron production and focusing grooves, ion source and related method |
| US7978804B2 (en) * | 2007-12-10 | 2011-07-12 | Schlumberger Technology Corporation | Low power neutron generators |
| CN105874554B (en) * | 2013-12-30 | 2018-05-08 | 迈普尔平版印刷Ip有限公司 | Cathode arrangement, electron gun and the etching system including this electron gun |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE550302A (en) * | 1955-08-15 | |||
| US3067486A (en) * | 1957-06-20 | 1962-12-11 | Itt | Target electrode for barrier grid storage tube and method of making same |
| US2977496A (en) * | 1958-12-04 | 1961-03-28 | Machlett Lab Inc | Electrode structure for electron tubes |
| US3139552A (en) * | 1960-03-07 | 1964-06-30 | Hughes Aircraft Co | Charged particle gun with nonspherical emissive surface |
| NL135267C (en) * | 1961-10-04 |
-
1969
- 1969-06-16 US US833458A patent/US3594885A/en not_active Expired - Lifetime
-
1970
- 1970-06-15 CA CA085480A patent/CA922878A/en not_active Expired
- 1970-06-16 GB GB1264765D patent/GB1264765A/en not_active Expired
- 1970-06-16 JP JP45051635A patent/JPS5220817B1/ja active Pending
- 1970-06-16 DE DE19702029675 patent/DE2029675A1/en active Pending
- 1970-06-16 FR FR7022034A patent/FR2052633A5/fr not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6273362U (en) * | 1985-10-24 | 1987-05-11 |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2052633A5 (en) | 1971-04-09 |
| CA922878A (en) | 1973-03-20 |
| US3594885A (en) | 1971-07-27 |
| DE2029675A1 (en) | 1971-01-21 |
| GB1264765A (en) | 1972-02-23 |