FR1333593A - Electric heating device for cathodes - Google Patents
Electric heating device for cathodesInfo
- Publication number
- FR1333593A FR1333593A FR909582A FR909582A FR1333593A FR 1333593 A FR1333593 A FR 1333593A FR 909582 A FR909582 A FR 909582A FR 909582 A FR909582 A FR 909582A FR 1333593 A FR1333593 A FR 1333593A
- Authority
- FR
- France
- Prior art keywords
- cathodes
- heating device
- electric heating
- electric
- heating
- 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
- H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
- H01J23/02—Electrodes; Magnetic control means; Screens
- H01J23/04—Cathodes
- H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
-
- 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
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/22—Heaters
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR909582A FR1333593A (en) | 1961-11-29 | 1962-09-14 | Electric heating device for cathodes |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US155565A US3255375A (en) | 1961-11-29 | 1961-11-29 | Electrical heating device |
| FR909582A FR1333593A (en) | 1961-11-29 | 1962-09-14 | Electric heating device for cathodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1333593A true FR1333593A (en) | 1963-07-26 |
Family
ID=26197557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR909582A Expired FR1333593A (en) | 1961-11-29 | 1962-09-14 | Electric heating device for cathodes |
Country Status (1)
| Country | Link |
|---|---|
| FR (1) | FR1333593A (en) |
-
1962
- 1962-09-14 FR FR909582A patent/FR1333593A/en not_active Expired
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