BE428026A - - Google Patents
Info
- Publication number
- BE428026A BE428026A BE428026DA BE428026A BE 428026 A BE428026 A BE 428026A BE 428026D A BE428026D A BE 428026DA BE 428026 A BE428026 A BE 428026A
- 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
- H01J29/58—Arrangements for focusing or reflecting ray or beam
- H01J29/64—Magnetic lenses
- H01J29/66—Magnetic lenses using electromagnetic means only
-
- 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
- H01J29/70—Arrangements for deflecting ray or beam
- H01J29/72—Arrangements for deflecting ray or beam along one straight line or along two perpendicular straight lines
- H01J29/76—Deflecting by magnetic fields only
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US141910A US2266773A (en) | 1937-05-11 | 1937-05-11 | Electron device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE428026A true BE428026A (da) |
Family
ID=22497766
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE428026D BE428026A (da) | 1937-05-11 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US2266773A (da) |
| BE (1) | BE428026A (da) |
| DE (1) | DE757643C (da) |
| FR (1) | FR837811A (da) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR926000A (da) * | 1945-04-05 | 1947-09-30 | ||
| US2880338A (en) * | 1953-10-17 | 1959-03-31 | Pye Ltd | Television pick-up tube |
| US2901665A (en) * | 1956-02-13 | 1959-08-25 | Rca Corp | Cathode ray tube deflection yoke |
| US2888606A (en) * | 1956-08-27 | 1959-05-26 | Rca Corp | Modulation control for cathode ray tubes |
| US3374387A (en) * | 1966-11-18 | 1968-03-19 | Air Force Usa | Coaxial line terminating in cathode and control grid of cathode ray tube |
| US3564320A (en) * | 1969-09-29 | 1971-02-16 | Kentucky Electronics Inc | Electrode mounting structure for cathode ray tubes |
| US4724359A (en) * | 1986-10-17 | 1988-02-09 | General Electric Company | Laminar flow guns for light valves |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1470696A (en) * | 1917-12-07 | 1923-10-16 | Western Electric Co | Television |
| US1979392A (en) * | 1931-05-04 | 1934-11-06 | Siemens Ag | Cathode ray tube |
| DE585599C (de) * | 1931-06-23 | 1933-10-09 | Telefunken Gmbh | Einrichtung zur Intensitaetssteuerung von fuer Fernsehen, Tonfilm, Bildtelegraphie o. dgl. verwendeten Kathodenstrahlroehren |
| DE715021C (de) * | 1933-02-06 | 1941-12-17 | Telefunken Gmbh | Elektrische Elektronensammellinse fuer Hochvakuumelektronenstrahlroehren |
| FR769327A (fr) * | 1934-02-26 | 1934-08-23 | Robert Lyon & A T Stoyanowsky | Perfectionnements aux appareils de télévision et similaires |
-
0
- BE BE428026D patent/BE428026A/xx unknown
-
1937
- 1937-05-11 US US141910A patent/US2266773A/en not_active Expired - Lifetime
-
1938
- 1938-05-11 FR FR837811D patent/FR837811A/fr not_active Expired
- 1938-05-12 DE DER102301D patent/DE757643C/de not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE757643C (de) | 1953-02-16 |
| FR837811A (fr) | 1939-02-21 |
| US2266773A (en) | 1941-12-23 |