BE431236A - - Google Patents
Info
- Publication number
- BE431236A BE431236A BE431236DA BE431236A BE 431236 A BE431236 A BE 431236A BE 431236D A BE431236D A BE 431236DA BE 431236 A BE431236 A BE 431236A
- Authority
- BE
- Belgium
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/48—Electron guns
- H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
- H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
- H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2229/00—Details of cathode ray tubes or electron beam tubes
- H01J2229/48—Electron guns
- H01J2229/50—Plurality of guns or beams
- H01J2229/507—Multi-beam groups, e.g. number of beams greater than number of cathodes
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE208860X | 1937-11-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE431236A true BE431236A (en:Method) |
Family
ID=5794470
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE431236D BE431236A (en:Method) | 1937-11-24 |
Country Status (5)
| Country | Link |
|---|---|
| BE (1) | BE431236A (en:Method) |
| CH (1) | CH208860A (en:Method) |
| FR (1) | FR846578A (en:Method) |
| GB (1) | GB521803A (en:Method) |
| NL (1) | NL56598C (en:Method) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE527842A (en:Method) * | 1953-04-03 | |||
| NL111827C (en:Method) * | 1958-01-02 | |||
| US3178603A (en) * | 1958-09-25 | 1965-04-13 | Westinghouse Electric Corp | Cathode ray apparatus for character display or conventional cathode ray display |
| US3143685A (en) * | 1961-07-24 | 1964-08-04 | Multi Tron Lab Inc | Character display cathode ray tube |
| US5389855A (en) * | 1993-02-10 | 1995-02-14 | Chunghwa Picture Tubes, Ltd. | Multi-beam electron gun for monochrome CRT |
| WO2003054907A1 (en) * | 2001-12-20 | 2003-07-03 | Koninklijke Philips Electronics N.V. | Cathode ray tube and electron gun |
-
0
- NL NL56598D patent/NL56598C/xx active
- BE BE431236D patent/BE431236A/xx unknown
-
1938
- 1938-11-21 CH CH208860D patent/CH208860A/de unknown
- 1938-11-24 GB GB34214/38A patent/GB521803A/en not_active Expired
- 1938-11-24 FR FR846578D patent/FR846578A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH208860A (de) | 1940-02-29 |
| FR846578A (fr) | 1939-09-20 |
| GB521803A (en) | 1940-05-31 |
| NL56598C (en:Method) |