JPS402972B1 - - Google Patents
Info
- Publication number
- JPS402972B1 JPS402972B1 JP4373063A JP4373063A JPS402972B1 JP S402972 B1 JPS402972 B1 JP S402972B1 JP 4373063 A JP4373063 A JP 4373063A JP 4373063 A JP4373063 A JP 4373063A JP S402972 B1 JPS402972 B1 JP S402972B1
- 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
- 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
- H01J1/34—Photo-emissive cathodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2201/00—Electrodes common to discharge tubes
- H01J2201/34—Photoemissive electrodes
- H01J2201/342—Cathodes
- H01J2201/3421—Composition of the emitting surface
- H01J2201/3425—Metals, metal alloys
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US219022A US3278782A (en) | 1962-08-23 | 1962-08-23 | Electron emitter comprising photoconductive and low work function layers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS402972B1 true JPS402972B1 (en) | 1965-02-16 |
Family
ID=22817487
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4373063A Pending JPS402972B1 (en) | 1962-08-23 | 1963-08-21 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3278782A (en) |
| JP (1) | JPS402972B1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3458748A (en) * | 1967-04-17 | 1969-07-29 | Us Army | Field-enhanced thermionic emitter |
| US3619622A (en) * | 1969-12-10 | 1971-11-09 | Goodyear Aerospace Corp | Brightness distribution electron storage tube |
| US4644221A (en) * | 1981-05-06 | 1987-02-17 | The United States Of America As Represented By The Secretary Of The Army | Variable sensitivity transmission mode negative electron affinity photocathode |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE536516A (en) * | 1954-03-17 | |||
| US2970219A (en) * | 1955-08-18 | 1961-01-31 | Westinghouse Electric Corp | Use of thin film field emitters in luminographs and image intensifiers |
| US2850657A (en) * | 1956-08-20 | 1958-09-02 | Gen Dynamics Corp | Cathode ray tube current amplifying means |
| US3184636A (en) * | 1961-06-15 | 1965-05-18 | Sylvania Electric Prod | Cold cathode |
-
1962
- 1962-08-23 US US219022A patent/US3278782A/en not_active Expired - Lifetime
-
1963
- 1963-08-21 JP JP4373063A patent/JPS402972B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| US3278782A (en) | 1966-10-11 |