BE480334A - - Google Patents
Info
- Publication number
- BE480334A BE480334A BE480334DA BE480334A BE 480334 A BE480334 A BE 480334A BE 480334D A BE480334D A BE 480334DA BE 480334 A BE480334 A BE 480334A
- 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
- H01J29/62—Electrostatic lenses
- H01J29/622—Electrostatic lenses producing fields exhibiting symmetry of revolution
- H01J29/624—Electrostatic lenses producing fields exhibiting symmetry of revolution co-operating with or closely associated to an electron gun
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB3389/42A GB556046A (en) | 1942-03-14 | 1942-03-14 | Improvements relating to electron guns such as are used in cathode ray tubes |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BE480334A true BE480334A (en:Method) |
Family
ID=9757405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BE480334D BE480334A (en:Method) | 1942-03-14 |
Country Status (3)
| Country | Link |
|---|---|
| US (1) | US2484721A (en:Method) |
| BE (1) | BE480334A (en:Method) |
| GB (1) | GB556046A (en:Method) |
Families Citing this family (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE838168C (de) * | 1944-12-28 | 1952-03-27 | A. C. Cossor Limited, London | Kathodenstrahlröhre |
| US2540621A (en) * | 1948-02-19 | 1951-02-06 | Rca Corp | Electron gun structure |
| GB648118A (en) * | 1948-11-25 | 1950-12-28 | Frederick Henry Townsend | Improvements in or relating to cathode ray tubes with magnetic deflection |
| GB704878A (en) * | 1948-11-26 | 1954-03-03 | Siemens Ag | Improvements in or relating to cathode ray oscillographs |
| US2540537A (en) * | 1948-12-18 | 1951-02-06 | Rca Corp | Vacuum tube current amplifier |
| US2575835A (en) * | 1950-05-09 | 1951-11-20 | Du Mont Allen B Lab Inc | Cathode-ray tube centering device |
| US2673305A (en) * | 1951-05-31 | 1954-03-23 | Rauland Corp | Image-reproducing device |
| US2792515A (en) * | 1951-06-22 | 1957-05-14 | Thomas Electrics Inc | Cathode ray tube |
| US2719243A (en) * | 1951-07-03 | 1955-09-27 | Du Mont Allen B Lab Inc | Electrostatic electron lens |
| BE526615A (en:Method) * | 1953-02-19 | |||
| BE530971A (en:Method) * | 1953-08-14 | |||
| GB759944A (en) * | 1954-03-02 | 1956-10-24 | Gen Electric Co Ltd | Improvements in or relating to electric circuit arrangements incorporating cathode ray tubes |
| US2935636A (en) * | 1955-10-31 | 1960-05-03 | Rca Corp | Electron gun structure |
| US2839703A (en) * | 1956-01-03 | 1958-06-17 | Columbia Broadcasting Syst Inc | High resolution image cathode ray tube system |
| US2939980A (en) * | 1956-01-30 | 1960-06-07 | Sylvania Electric Prod | Image reproduction device structure |
| US3394279A (en) * | 1967-03-23 | 1968-07-23 | Kentucky Electronics Inc | Support and electrical connection for grid cup in electron gun |
| US3628077A (en) * | 1970-02-26 | 1971-12-14 | Sylvania Electric Prod | Electron gun having concave coined grid and annular rib |
| NL8204185A (nl) * | 1982-10-29 | 1984-05-16 | Philips Nv | Kathodestraalbuis. |
| JP2003022761A (ja) * | 2001-07-06 | 2003-01-24 | Matsushita Electric Ind Co Ltd | 電子銃及びそれを用いた陰極線管並びに電子銃の製造方法 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2111231A (en) * | 1934-06-27 | 1938-03-15 | Radio Patents Corp | Recording device |
| US2223040A (en) * | 1937-06-30 | 1940-11-26 | Gen Electric | Electron discharge device |
| US2227034A (en) * | 1937-08-30 | 1940-12-31 | Loewe Radio Inc | Cathode ray tube |
| BE444002A (en:Method) * | 1939-12-02 | |||
| BE440730A (en:Method) * | 1940-03-29 | |||
| US2355795A (en) * | 1942-08-17 | 1944-08-15 | Bell Telephone Labor Inc | Electrode system |
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0
- BE BE480334D patent/BE480334A/xx unknown
-
1942
- 1942-03-14 GB GB3389/42A patent/GB556046A/en not_active Expired
-
1948
- 1948-01-26 US US4366A patent/US2484721A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US2484721A (en) | 1949-10-11 |
| GB556046A (en) | 1943-09-17 |