DE1250013B - - Google Patents
Info
- Publication number
- DE1250013B DE1250013B DENDAT1250013D DE1250013DA DE1250013B DE 1250013 B DE1250013 B DE 1250013B DE NDAT1250013 D DENDAT1250013 D DE NDAT1250013D DE 1250013D A DE1250013D A DE 1250013DA DE 1250013 B DE1250013 B DE 1250013B
- Authority
- DE
- Germany
- 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
- H01J1/13—Solid thermionic cathodes
- H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
- H01J1/24—Insulating layer or body located between heater and emissive material
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US318643A US3227911A (en) | 1963-10-24 | 1963-10-24 | Indirectly heated cathodes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1250013B true DE1250013B (nl) |
Family
ID=23239014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DENDAT1250013D Pending DE1250013B (nl) | 1963-10-24 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US3227911A (nl) |
| DE (1) | DE1250013B (nl) |
| GB (1) | GB1052995A (nl) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3323916A (en) * | 1964-10-23 | 1967-06-06 | Westinghouse Electric Corp | Method of making heater assemblies by wet-settling techniques |
| US3401297A (en) * | 1965-08-23 | 1968-09-10 | Varian Associates | Thermionic cathodes for electron discharge devices with improved refractory metal heater wires |
| NL6701138A (nl) * | 1967-01-25 | 1968-07-26 | ||
| DE2038777C3 (de) * | 1970-08-04 | 1975-06-26 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Abgeschlossener Kohlendioxid-Laser |
| FR2681726A1 (fr) * | 1991-09-20 | 1993-03-26 | Thomson Tubes Electroniques | Potting isolant pour cathodes a chauffage indirect. |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2080284A (en) * | 1932-07-30 | 1937-05-11 | Westinghouse Electric & Mfg Co | Thermionic rectifier |
| US2542657A (en) * | 1941-01-31 | 1951-02-20 | Hartford Nat Bank & Trust Co | Indirectly heated cathode |
| US2677782A (en) * | 1950-10-27 | 1954-05-04 | Sylvania Electric Prod | Vacuum tube heater |
| US2975322A (en) * | 1958-12-29 | 1961-03-14 | Raytheon Co | Indirectly heated cathodes |
| US3117249A (en) * | 1960-02-16 | 1964-01-07 | Sperry Rand Corp | Embedded heater cathode |
-
0
- DE DENDAT1250013D patent/DE1250013B/de active Pending
- GB GB1052995D patent/GB1052995A/en active Active
-
1963
- 1963-10-24 US US318643A patent/US3227911A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| GB1052995A (nl) | |
| US3227911A (en) | 1966-01-04 |