GB684580A - Improvements in electron beam tubes - Google Patents
Improvements in electron beam tubesInfo
- Publication number
- GB684580A GB684580A GB8762/50A GB876250A GB684580A GB 684580 A GB684580 A GB 684580A GB 8762/50 A GB8762/50 A GB 8762/50A GB 876250 A GB876250 A GB 876250A GB 684580 A GB684580 A GB 684580A
- Authority
- GB
- United Kingdom
- Prior art keywords
- apertures
- fly
- aperture
- electrode
- collecting
- 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.)
- Expired
Links
- 238000010894 electron beam technology Methods 0.000 title abstract 3
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J31/00—Cathode ray tubes; Electron beam tubes
- H01J31/02—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused
- H01J31/04—Cathode ray tubes; Electron beam tubes having one or more output electrodes which may be impacted selectively by the ray or beam, and onto, from, or over which the ray or beam may be deflected or de-focused with only one or two output electrodes with only two electrically independant groups or electrodes
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J21/00—Vacuum tubes
- H01J21/02—Tubes with a single discharge path
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/08—Output circuits
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K29/00—Pulse counters comprising multi-stable elements, e.g. for ternary scale, for decimal scale; Analogous frequency dividers
Landscapes
- Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
- Microwave Tubes (AREA)
- Measurement Of Radiation (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL279758X | 1949-04-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB684580A true GB684580A (en) | 1952-12-17 |
Family
ID=19782251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB8762/50A Expired GB684580A (en) | 1949-04-09 | 1950-04-06 | Improvements in electron beam tubes |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US2617075A (OSRAM) |
| BE (1) | BE495017A (OSRAM) |
| CH (1) | CH279758A (OSRAM) |
| DE (1) | DE814627C (OSRAM) |
| FR (1) | FR1019650A (OSRAM) |
| GB (1) | GB684580A (OSRAM) |
| NL (1) | NL75367C (OSRAM) |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2053268A (en) * | 1933-01-26 | 1936-09-08 | Davis Merlin | Cathode ray tube |
| US2433403A (en) * | 1942-08-29 | 1947-12-30 | Bell Telephone Labor Inc | Electron discharge apparatus |
| BE464957A (OSRAM) * | 1945-05-02 | |||
| US2477008A (en) * | 1945-08-01 | 1949-07-26 | Rosen Leo | Electrical apparatus |
| NL71624C (OSRAM) * | 1945-09-20 | |||
| US2463535A (en) * | 1946-03-22 | 1949-03-08 | Bell Telephone Labor Inc | Electron discharge device |
| FR957510A (OSRAM) * | 1946-10-23 | 1950-02-23 | ||
| US2496633A (en) * | 1947-12-24 | 1950-02-07 | Bell Telephone Labor Inc | Multitarget cathode-ray device |
| NL80421C (OSRAM) * | 1948-03-16 | |||
| NL76624C (OSRAM) * | 1948-09-30 |
-
0
- NL NL75367D patent/NL75367C/xx active
- BE BE495017D patent/BE495017A/xx unknown
-
1950
- 1950-03-31 US US153066A patent/US2617075A/en not_active Expired - Lifetime
- 1950-04-06 CH CH279758D patent/CH279758A/de unknown
- 1950-04-06 DE DEN695A patent/DE814627C/de not_active Expired
- 1950-04-06 GB GB8762/50A patent/GB684580A/en not_active Expired
- 1950-04-07 FR FR1019650D patent/FR1019650A/fr not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CH279758A (de) | 1951-12-15 |
| FR1019650A (fr) | 1953-01-23 |
| DE814627C (de) | 1951-09-24 |
| BE495017A (OSRAM) | |
| US2617075A (en) | 1952-11-04 |
| NL75367C (OSRAM) |
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