NL248618A - - Google Patents
Info
- Publication number
- NL248618A NL248618A NL248618DA NL248618A NL 248618 A NL248618 A NL 248618A NL 248618D A NL248618D A NL 248618DA NL 248618 A NL248618 A NL 248618A
- Authority
- NL
- Netherlands
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
- H01J3/02—Electron guns
- H01J3/027—Construction of the gun or parts thereof
-
- 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
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3134042X | 1959-02-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL248618A true NL248618A (it) |
Family
ID=18040863
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL248618D NL248618A (it) | 1959-02-19 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3134042A (it) |
| NL (1) | NL248618A (it) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE866435A (fr) * | 1977-07-08 | 1978-08-14 | Gte Sylvania Inc | Ensemble de soutien de cathode et procede pour sa fabrication |
| DE3407434A1 (de) * | 1984-02-29 | 1985-08-29 | Siemens AG, 1000 Berlin und 8000 München | Strahlerzeugersystem fuer elektronenroehren, insbesondere wanderfeldroehren |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2732512A (en) * | 1956-01-24 | briggs | ||
| US2413689A (en) * | 1942-02-12 | 1947-01-07 | Bell Telephone Labor Inc | Electron discharge device |
| US2414137A (en) * | 1944-02-29 | 1947-01-14 | Philco Corp | Electron tube |
| US2726346A (en) * | 1952-01-25 | 1955-12-06 | Rca Corp | Indirectly heated cathode of increased efficiency |
| US2717325A (en) * | 1952-04-08 | 1955-09-06 | Int Standard Electric Corp | Indirectly heated cathode, for cathode ray tubes in particular |
| US2859371A (en) * | 1954-04-09 | 1958-11-04 | Gen Electric | Electron discharge device structure |
| US2875367A (en) * | 1954-10-22 | 1959-02-24 | Gen Electric | Cathode structures |
-
0
- NL NL248618D patent/NL248618A/xx unknown
-
1960
- 1960-02-10 US US7800A patent/US3134042A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US3134042A (en) | 1964-05-19 |