FR1102574A - Improvements to electron gun structures for film tubes - Google Patents
Improvements to electron gun structures for film tubesInfo
- Publication number
- FR1102574A FR1102574A FR1102574DA FR1102574A FR 1102574 A FR1102574 A FR 1102574A FR 1102574D A FR1102574D A FR 1102574DA FR 1102574 A FR1102574 A FR 1102574A
- Authority
- FR
- France
- Prior art keywords
- electron gun
- film tubes
- gun structures
- structures
- tubes
- 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
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/485—Construction of the gun or of parts thereof
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1102574T | 1954-04-08 |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1102574A true FR1102574A (en) | 1955-10-24 |
Family
ID=9621726
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1102574D Expired FR1102574A (en) | 1954-04-08 | 1954-04-08 | Improvements to electron gun structures for film tubes |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1102574A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4644219A (en) * | 1984-02-29 | 1987-02-17 | Siemens Aktiengesellschaft | Beam generating system for electron tubes, particularly travelling wave tubes |
-
1954
- 1954-04-08 FR FR1102574D patent/FR1102574A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4644219A (en) * | 1984-02-29 | 1987-02-17 | Siemens Aktiengesellschaft | Beam generating system for electron tubes, particularly travelling wave tubes |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
BE579167A (en) | Improvements to tube accessories | |
CH325999A (en) | Hot cathode for electron tubes | |
FR1141315A (en) | Improvements to electron tubes using photoconductive targets | |
FR1139084A (en) | Improvements to electron multipliers | |
FR1102574A (en) | Improvements to electron gun structures for film tubes | |
FR67789E (en) | Improvements to television reception tubes | |
FR1205028A (en) | Improvements to electron guns for cathode ray tubes | |
FR1141254A (en) | Improvements to cathode ray tubes | |
FR1142975A (en) | Improvements to devices for mandrating tubes | |
FR1106548A (en) | Improvements to cathode structures for electron tubes | |
FR1152794A (en) | Improvements to heating elements for electron tubes | |
FR1119619A (en) | Improvements to television shooting tubes | |
BE597808Q (en) | Improvements to discharge pipes | |
FR1093817A (en) | Improvements to the cathodes of electron tubes | |
FR1115306A (en) | Improvements to cathode-ray tubes for television and similar uses | |
FR1126887A (en) | Improvements to electronic tubes | |
FR1104932A (en) | Improvements to magnetron-type electron tubes | |
FR1122559A (en) | Grid for electron tubes | |
FR1118628A (en) | Improvements to electronic tubes | |
FR1155871A (en) | Improvements to electron guns for cathode ray tubes | |
FR1129912A (en) | Improvements to polychrome cathode ray tubes | |
FR1098109A (en) | Improvements made to metal tube seats | |
FR1130197A (en) | Electron tubes for very high frequencies | |
FR1075330A (en) | Improvements to emissive cathodes for electron tubes | |
FR1102648A (en) | Improvements to air heaters for electron tube anodes |