JPS4818674B1 - - Google Patents
Info
- Publication number
- JPS4818674B1 JPS4818674B1 JP44034362A JP3436269A JPS4818674B1 JP S4818674 B1 JPS4818674 B1 JP S4818674B1 JP 44034362 A JP44034362 A JP 44034362A JP 3436269 A JP3436269 A JP 3436269A JP S4818674 B1 JPS4818674 B1 JP S4818674B1
- Authority
- JP
- Japan
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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
- H01J29/58—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
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP44034362A JPS4818674B1 (fi) | 1969-04-24 | 1969-04-24 | |
| US29519A US3702950A (en) | 1969-04-24 | 1970-04-17 | Electrostatic focussing-type television picture tube utilizing a plurality of metal disks |
| GB1264575D GB1264575A (fi) | 1969-04-24 | 1970-04-20 | |
| DE19702019195 DE2019195C (de) | 1969-04-24 | 1970-04-21 | Kathodenstrahl Bildwiedergaberohre mit elektrostatischer Fokussierung |
| FR7014857A FR2046429A5 (fi) | 1969-04-24 | 1970-04-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP44034362A JPS4818674B1 (fi) | 1969-04-24 | 1969-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS4818674B1 true JPS4818674B1 (fi) | 1973-06-07 |
Family
ID=12412038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP44034362A Pending JPS4818674B1 (fi) | 1969-04-24 | 1969-04-24 |
Country Status (2)
| Country | Link |
|---|---|
| US (1) | US3702950A (fi) |
| JP (1) | JPS4818674B1 (fi) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53103580U (fi) * | 1977-01-27 | 1978-08-21 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3995194A (en) * | 1974-08-02 | 1976-11-30 | Zenith Radio Corporation | Electron gun having an extended field electrostatic focus lens |
| US4253041A (en) * | 1979-08-16 | 1981-02-24 | Zenith Radio Corporation | Extended field electron gun having a synthesized axial potential |
| US4701677A (en) * | 1984-07-30 | 1987-10-20 | Matsushita Electronics Corporation | Color cathode ray tube apparatus |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD74232A (fi) * | ||||
| FR737816A (fr) * | 1931-05-30 | 1932-12-16 | Siemens Ag | Disposition pour influencer la nature de rayons électroniques |
| US2548870A (en) * | 1949-10-17 | 1951-04-17 | Jr Walter L Colterjohn | Point projection ion microscope |
| NL219031A (fi) * | 1956-09-07 | |||
| US3417199A (en) * | 1963-10-24 | 1968-12-17 | Sony Corp | Cathode ray device |
-
1969
- 1969-04-24 JP JP44034362A patent/JPS4818674B1/ja active Pending
-
1970
- 1970-04-17 US US29519A patent/US3702950A/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53103580U (fi) * | 1977-01-27 | 1978-08-21 |
Also Published As
| Publication number | Publication date |
|---|---|
| US3702950A (en) | 1972-11-14 |