NL101694C - - Google Patents
Info
- Publication number
- NL101694C NL101694C NL101694DA NL101694C NL 101694 C NL101694 C NL 101694C NL 101694D A NL101694D A NL 101694DA NL 101694 C NL101694 C NL 101694C
- 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
- H01J1/26—Supports for the emissive material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
- H01J9/02—Manufacture of electrodes or electrode systems
- H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL236877 | 1959-03-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL101694C true NL101694C (en) |
Family
ID=19751610
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL101694D NL101694C (en) | 1959-03-06 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3056061A (en) |
| DE (1) | DE1105071B (en) |
| FR (1) | FR1256158A (en) |
| GB (1) | GB947999A (en) |
| NL (1) | NL101694C (en) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3113236A (en) * | 1959-06-23 | 1963-12-03 | Philips Corp | Oxide dispenser type cathode |
| NL272248A (en) * | 1960-12-15 | |||
| GB1077228A (en) * | 1964-08-17 | 1967-07-26 | Sylvania Electric Prod | Indirectly heated cathode |
| DE1614495B1 (en) * | 1967-04-10 | 1971-03-11 | Siemens Ag | MEDIUM HEATED STORAGE CATHODE FOR ELECTRIC DISCHARGE VESSELS |
| NL158647B (en) * | 1973-06-06 | 1978-11-15 | Philips Nv | OXYD CATHOD FOR AN ELECTRIC DISCHARGE TUBE. |
| CA1139827A (en) * | 1977-12-06 | 1983-01-18 | George L. Davis | Oxide cathode and method of manufacturing powder metallurgical nickel for such a cathode |
| US4532452A (en) * | 1983-10-31 | 1985-07-30 | Rca Corporation | Cathode structure for a cathodoluminescent display devices |
| JPH0677435B2 (en) * | 1985-03-18 | 1994-09-28 | 株式会社日立製作所 | Method for manufacturing indirectly heated cathode |
| DE10254697A1 (en) * | 2002-11-23 | 2004-06-03 | Philips Intellectual Property & Standards Gmbh | Vacuum electron tube with oxide cathode |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2778970A (en) * | 1952-06-07 | 1957-01-22 | Rca Corp | Core alloy for indirectly heated cathodes |
| BE531122A (en) * | 1953-08-14 |
-
0
- NL NL101694D patent/NL101694C/xx active
-
1960
- 1960-01-18 US US3183A patent/US3056061A/en not_active Expired - Lifetime
- 1960-03-02 DE DEN17968A patent/DE1105071B/en active Pending
- 1960-03-03 GB GB7567/60A patent/GB947999A/en not_active Expired
- 1960-03-04 FR FR820409A patent/FR1256158A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| FR1256158A (en) | 1961-03-17 |
| GB947999A (en) | 1964-01-29 |
| DE1105071B (en) | 1961-04-20 |
| US3056061A (en) | 1962-09-25 |