NL262339A - - Google Patents
Info
- Publication number
- NL262339A NL262339A NL262339DA NL262339A NL 262339 A NL262339 A NL 262339A NL 262339D A NL262339D A NL 262339DA NL 262339 A NL262339 A NL 262339A
- Authority
- NL
- Netherlands
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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
- H01J19/42—Mounting, supporting, spacing, or insulating of electrodes or of electrode assemblies
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2893/00—Discharge tubes and lamps
- H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
- H01J2893/0002—Construction arrangements of electrode systems
- H01J2893/0005—Fixing of electrodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US14958A US3085175A (en) | 1960-03-14 | 1960-03-14 | Cathode assembly for electron tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL262339A true NL262339A (en:Method) |
Family
ID=21768776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL262339D NL262339A (en:Method) | 1960-03-14 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3085175A (en:Method) |
| DE (1) | DE1118366B (en:Method) |
| ES (1) | ES265612A1 (en:Method) |
| FR (1) | FR1280485A (en:Method) |
| GB (1) | GB970401A (en:Method) |
| NL (1) | NL262339A (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE634599A (en:Method) * | 1962-07-06 | |||
| US3569768A (en) * | 1968-11-21 | 1971-03-09 | Sylvania Electric Prod | Cathode sleeve effecting maximum heat transfer to top of cathode cap and minimum to cap wall |
| US3898721A (en) * | 1973-05-18 | 1975-08-12 | Gte Sylvania Inc | Diffusion bonded cathode for electron discharge device |
| US3875629A (en) * | 1973-05-18 | 1975-04-08 | Gte Sylvania Inc | Method of fabricating cathodes for electron discharge devices |
| US4652794A (en) * | 1982-12-10 | 1987-03-24 | National Research Development Corporation | Electroluminescent device having a resistive backing layer |
| DE19800766C1 (de) * | 1998-01-12 | 1999-07-29 | Siemens Ag | Elektronenstrahlröhre mit hoher Lebensdauer bei höchsten Strömen |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1828524A (en) * | 1928-03-07 | 1931-10-20 | Arcturus Radio Tube Co | Heater type vacuum tube |
| GB629126A (en) * | 1947-04-14 | 1949-09-13 | British Thomson Houston Co Ltd | Improvements in and relating to cathodes for electric discharge devices |
| US2524001A (en) * | 1948-05-19 | 1950-09-26 | Raytheon Mfg Co | Compressed cathode support structure |
| US2708249A (en) * | 1950-12-05 | 1955-05-10 | Rca Corp | Ultra high frequency electron tube |
-
0
- NL NL262339D patent/NL262339A/xx unknown
-
1960
- 1960-03-14 US US14958A patent/US3085175A/en not_active Expired - Lifetime
-
1961
- 1961-02-09 GB GB4933/61A patent/GB970401A/en not_active Expired
- 1961-02-20 DE DER29715A patent/DE1118366B/de active Pending
- 1961-02-21 FR FR853394A patent/FR1280485A/fr not_active Expired
- 1961-03-13 ES ES0265612A patent/ES265612A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| US3085175A (en) | 1963-04-09 |
| DE1118366B (de) | 1961-11-30 |
| ES265612A1 (es) | 1961-08-16 |
| GB970401A (en) | 1964-09-23 |
| FR1280485A (fr) | 1961-12-29 |