GB1159105A - Improvements in or relating to Thermionic Cathodes for use in Electric Discharge Tubes - Google Patents
Improvements in or relating to Thermionic Cathodes for use in Electric Discharge TubesInfo
- Publication number
- GB1159105A GB1159105A GB50690/66A GB5069066A GB1159105A GB 1159105 A GB1159105 A GB 1159105A GB 50690/66 A GB50690/66 A GB 50690/66A GB 5069066 A GB5069066 A GB 5069066A GB 1159105 A GB1159105 A GB 1159105A
- Authority
- GB
- United Kingdom
- Prior art keywords
- barrier
- cathode
- current
- electric discharge
- nov
- 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
- H01J17/00—Gas-filled discharge tubes with solid cathode
- H01J17/02—Details
- H01J17/04—Electrodes; Screens
- H01J17/06—Cathodes
Landscapes
- Electron Sources, Ion Sources (AREA)
- Microwave Tubes (AREA)
- Electrodes For Cathode-Ray Tubes (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DEP38132A DE1293909B (de) | 1965-11-16 | 1965-11-16 | Gluehkathode fuer eine elektrische Entladungsroehre mit einer Waermefalle |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1159105A true GB1159105A (en) | 1969-07-23 |
Family
ID=7375700
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB50690/66A Expired GB1159105A (en) | 1965-11-16 | 1966-11-11 | Improvements in or relating to Thermionic Cathodes for use in Electric Discharge Tubes |
Country Status (8)
Country | Link |
---|---|
US (1) | US3450927A (de) |
AT (1) | AT264672B (de) |
BE (1) | BE689735A (de) |
CH (1) | CH467519A (de) |
DE (1) | DE1293909B (de) |
FR (1) | FR1505633A (de) |
GB (1) | GB1159105A (de) |
NL (1) | NL6615845A (de) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2480496A1 (fr) * | 1980-04-14 | 1981-10-16 | Philips Nv | Cathode pour tubes electroniques comportant deux corps creux |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3974414A (en) * | 1975-07-09 | 1976-08-10 | Gte Sylvania Incorporated | Cathode ray tube cathode |
JPS5824370Y2 (ja) * | 1977-02-04 | 1983-05-25 | 株式会社日立製作所 | マグネトロン |
JPS6036056B2 (ja) * | 1979-06-21 | 1985-08-17 | 株式会社東芝 | 陰極構体 |
US4388551A (en) * | 1980-11-24 | 1983-06-14 | Zenith Radio Corporation | Quick-heating cathode structure |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2806166A (en) * | 1952-08-30 | 1957-09-10 | Rca Corp | Electron discharge device |
US2768321A (en) * | 1955-05-02 | 1956-10-23 | Rca Corp | Indirectly heated electron emitter for power tubes and the like |
US2898501A (en) * | 1956-08-13 | 1959-08-04 | Machlett Lab Inc | Getters for electron tubes |
US3056060A (en) * | 1960-03-25 | 1962-09-25 | Machlett Lab Inc | Cathodes for electron tubes |
US3227906A (en) * | 1962-05-02 | 1966-01-04 | Eitel Mccullough Inc | Cathode support and heat shielding structure for electron gun |
US3225246A (en) * | 1963-03-27 | 1965-12-21 | Rca Corp | Indirectly heated cathode |
-
1965
- 1965-11-16 DE DEP38132A patent/DE1293909B/de not_active Withdrawn
-
1966
- 1966-10-04 US US584142A patent/US3450927A/en not_active Expired - Lifetime
- 1966-11-10 NL NL6615845A patent/NL6615845A/xx unknown
- 1966-11-11 GB GB50690/66A patent/GB1159105A/en not_active Expired
- 1966-11-14 AT AT1049566A patent/AT264672B/de active
- 1966-11-14 CH CH1631866A patent/CH467519A/de unknown
- 1966-11-16 BE BE689735D patent/BE689735A/xx unknown
- 1966-11-16 FR FR83834A patent/FR1505633A/fr not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2480496A1 (fr) * | 1980-04-14 | 1981-10-16 | Philips Nv | Cathode pour tubes electroniques comportant deux corps creux |
Also Published As
Publication number | Publication date |
---|---|
NL6615845A (de) | 1967-05-17 |
CH467519A (de) | 1969-01-15 |
FR1505633A (fr) | 1967-12-15 |
DE1293909B (de) | 1969-04-30 |
AT264672B (de) | 1968-09-10 |
US3450927A (en) | 1969-06-17 |
BE689735A (de) | 1967-05-16 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US3928783A (en) | Thermionic cathode heated by electron bombardment | |
GB521850A (en) | Improvements in and relating to thermionic electrodes for electric discharge devices | |
US2539096A (en) | Electron tube and grid for the same | |
US2727177A (en) | Electrostatic lens system | |
GB1159105A (en) | Improvements in or relating to Thermionic Cathodes for use in Electric Discharge Tubes | |
US2416661A (en) | Dispenser type cathode electric discharge device | |
US2121607A (en) | Oscillator | |
GB1150516A (en) | Cathode Electrode Structure | |
GB1216584A (en) | Directly heated cathode | |
GB1284047A (en) | Cathode | |
US3633062A (en) | Direct-heated cathode electrodes with cathode shield for electron guns | |
GB848340A (en) | Electric circuit including an improved electric-discharge tube | |
US2499506A (en) | Electric discharge device and electrode therefor | |
US2879430A (en) | Electron discharge devices | |
US4401919A (en) | Indirectly heated Wehnelt cathode | |
US2718607A (en) | Dispenser-type cathode for electrical discharge tube | |
US3075119A (en) | Glow-discharge indicator tube | |
US2879429A (en) | High power electron tube | |
GB1159303A (en) | Improvements in or relating to Electron-beam Generating Systems | |
GB1025168A (en) | Improvements relating to cathode assemblies for electric discharge tubes | |
GB608677A (en) | Improvements in gas-filled electron discharge devices | |
GB915673A (en) | Improvements in cathode electrodes for thermionic valves | |
US2289346A (en) | Discharge rectifier tube with indirectly heated cathode | |
US3534218A (en) | Electron emitting cathodes for irradiation machines | |
US2129730A (en) | Space discharge device |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |