DE1942147A1 - Elektronenstrahlformungsroehre - Google Patents
ElektronenstrahlformungsroehreInfo
- Publication number
- DE1942147A1 DE1942147A1 DE19691942147 DE1942147A DE1942147A1 DE 1942147 A1 DE1942147 A1 DE 1942147A1 DE 19691942147 DE19691942147 DE 19691942147 DE 1942147 A DE1942147 A DE 1942147A DE 1942147 A1 DE1942147 A1 DE 1942147A1
- Authority
- DE
- Germany
- Prior art keywords
- electron beam
- opening
- electron
- plane
- sectional area
- Prior art date
- 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
- 238000010894 electron beam technology Methods 0.000 title claims description 115
- 238000007493 shaping process Methods 0.000 claims description 18
- 238000009966 trimming Methods 0.000 claims description 16
- 230000035699 permeability Effects 0.000 claims description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- QVQLCTNNEUAWMS-UHFFFAOYSA-N barium oxide Chemical compound [Ba]=O QVQLCTNNEUAWMS-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 239000003574 free electron Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
- H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
- H01J31/12—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen
- H01J31/16—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes with luminescent screen with mask carrying a number of selectively displayable signs, e.g. charactron, numeroscope
Landscapes
- Electron Beam Exposure (AREA)
- Re-Forming, After-Treatment, Cutting And Transporting Of Glass Products (AREA)
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US75360168A | 1968-08-19 | 1968-08-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE1942147A1 true DE1942147A1 (de) | 1970-03-05 |
Family
ID=25031353
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19691942147 Pending DE1942147A1 (de) | 1968-08-19 | 1969-08-19 | Elektronenstrahlformungsroehre |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3579014A (enrdf_load_stackoverflow) |
| DE (1) | DE1942147A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2015886A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1232154A (enrdf_load_stackoverflow) |
| NL (1) | NL6912535A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2076589B (en) * | 1980-05-19 | 1985-03-06 | Hughes Aircraft Co | Electron-beam shaping apparatus |
| US20020089277A1 (en) * | 2001-01-11 | 2002-07-11 | Thomas Skupien | Beam forming region having an array of emitting areas |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BE513449A (enrdf_load_stackoverflow) * | 1951-08-11 | |||
| US2824250A (en) * | 1955-05-12 | 1958-02-18 | Gen Dynamics Corp | Cathode ray apparatus utilizing convergence means |
| US2877369A (en) * | 1955-06-02 | 1959-03-10 | Rca Corp | Electron beam tube |
| US2939982A (en) * | 1957-10-02 | 1960-06-07 | Gen Dynamics Corp | Cathode ray tube apparatus |
| US3049641A (en) * | 1959-05-08 | 1962-08-14 | Gen Electric | High transconductance cathode ray tube |
| US3143681A (en) * | 1959-12-07 | 1964-08-04 | Gen Electric | Spiral electrostatic electron lens |
| US3151270A (en) * | 1961-03-31 | 1964-09-29 | Bell Telephone Labor Inc | Electron ribbon beam encoder tube with beam tilt control |
| US3143685A (en) * | 1961-07-24 | 1964-08-04 | Multi Tron Lab Inc | Character display cathode ray tube |
| US3354335A (en) * | 1964-11-02 | 1967-11-21 | Stromberg Carlson Corp | Electron gun construction for shapedbeam cathode-ray tubes providing variable beam size |
-
1968
- 1968-08-19 US US753601A patent/US3579014A/en not_active Expired - Lifetime
-
1969
- 1969-08-04 GB GB1232154D patent/GB1232154A/en not_active Expired
- 1969-08-12 FR FR6927665A patent/FR2015886A1/fr not_active Withdrawn
- 1969-08-18 NL NL6912535A patent/NL6912535A/xx unknown
- 1969-08-19 DE DE19691942147 patent/DE1942147A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1232154A (enrdf_load_stackoverflow) | 1971-05-19 |
| US3579014A (en) | 1971-05-18 |
| FR2015886A1 (enrdf_load_stackoverflow) | 1970-04-30 |
| NL6912535A (enrdf_load_stackoverflow) | 1970-02-23 |
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