JPS464029Y1 - - Google Patents
Info
- Publication number
- JPS464029Y1 JPS464029Y1 JP1968043526U JP4352668U JPS464029Y1 JP S464029 Y1 JPS464029 Y1 JP S464029Y1 JP 1968043526 U JP1968043526 U JP 1968043526U JP 4352668 U JP4352668 U JP 4352668U JP S464029 Y1 JPS464029 Y1 JP S464029Y1
- 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.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
- H01J3/027—Construction of the gun or parts thereof
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/02—Main electrodes
- H01J1/13—Solid thermionic cathodes
- H01J1/15—Cathodes heated directly by an electric current
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1968043526U JPS464029Y1 (US08177716-20120515-C00003.png) | 1968-05-28 | 1968-05-28 | |
| DE19691926639 DE1926639A1 (de) | 1968-05-28 | 1969-05-24 | Unmittelbar geheizte Kathode und Elektrode fuer Elektronenkanonen |
| US827590A US3633062A (en) | 1968-05-28 | 1969-05-26 | Direct-heated cathode electrodes with cathode shield for electron guns |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1968043526U JPS464029Y1 (US08177716-20120515-C00003.png) | 1968-05-28 | 1968-05-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS464029Y1 true JPS464029Y1 (US08177716-20120515-C00003.png) | 1971-02-12 |
Family
ID=12666174
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1968043526U Expired JPS464029Y1 (US08177716-20120515-C00003.png) | 1968-05-28 | 1968-05-28 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3633062A (US08177716-20120515-C00003.png) |
| JP (1) | JPS464029Y1 (US08177716-20120515-C00003.png) |
| DE (1) | DE1926639A1 (US08177716-20120515-C00003.png) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2037874B2 (de) * | 1970-07-30 | 1972-12-14 | Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt | Verfahren zum herstellen einer vorratskathode |
| US3783330A (en) * | 1971-04-02 | 1974-01-01 | Mitsubishi Electric Corp | Direct heated cathode |
| US3983443A (en) * | 1975-03-24 | 1976-09-28 | Rca Corporation | Vacuum electron device having directly-heated matrix-cathode-heater assembly |
| JPS6023455B2 (ja) * | 1978-10-17 | 1985-06-07 | 株式会社東芝 | 直熱形陰極構体 |
| GB2147732B (en) * | 1983-10-07 | 1987-11-04 | English Electric Valve Co Ltd | Improvements in or relating to travelling wave tubes |
| US4976643A (en) * | 1989-11-02 | 1990-12-11 | Samsung Electron Devices Co., Ltd. | Direct-heated cathode structure and method for the fabrication thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3117249A (en) * | 1960-02-16 | 1964-01-07 | Sperry Rand Corp | Embedded heater cathode |
| BE625922A (US08177716-20120515-C00003.png) * | 1961-12-13 | |||
| US3175118A (en) * | 1962-05-28 | 1965-03-23 | Gen Electric | Low power heater |
| US3389290A (en) * | 1965-04-06 | 1968-06-18 | Sony Corp | Electron gun device |
-
1968
- 1968-05-28 JP JP1968043526U patent/JPS464029Y1/ja not_active Expired
-
1969
- 1969-05-24 DE DE19691926639 patent/DE1926639A1/de active Pending
- 1969-05-26 US US827590A patent/US3633062A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| DE1926639A1 (de) | 1970-01-02 |
| US3633062A (en) | 1972-01-04 |
