NL87139C - - Google Patents
Info
- Publication number
- NL87139C NL87139C NL87139DA NL87139C NL 87139 C NL87139 C NL 87139C NL 87139D A NL87139D A NL 87139DA NL 87139 C NL87139 C NL 87139C
- Authority
- NL
- Netherlands
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/46—Regulating voltage or current wherein the variable actually regulated by the final control device is dc
- G05F1/52—Regulating voltage or current wherein the variable actually regulated by the final control device is dc using discharge tubes in series with the load as final control devices
-
- 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
- H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
- H01J37/02—Details
- H01J37/24—Circuit arrangements not adapted to a particular application of the tube and not otherwise provided for
- H01J37/241—High voltage power supply or regulation circuits
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Automation & Control Theory (AREA)
- Electron Sources, Ion Sources (AREA)
- Measuring Magnetic Variables (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| NL327097X | 1954-01-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NL87139C true NL87139C (de) |
Family
ID=19784210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL87139D NL87139C (de) | 1954-01-22 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US2842710A (de) |
| CH (1) | CH327097A (de) |
| DE (1) | DE960023C (de) |
| FR (1) | FR1131444A (de) |
| GB (1) | GB801038A (de) |
| NL (1) | NL87139C (de) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2947896A (en) * | 1959-02-09 | 1960-08-02 | Gen Electric | Electrostatic deflection and focusing system |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB458015A (en) * | 1935-05-20 | 1936-12-10 | British Thomson Houston Co Ltd | Improvements in and relating to the control of electronic rays |
| US2213076A (en) * | 1936-07-10 | 1940-08-27 | Firm Fernseh A G | Electron multiplier |
| BE442468A (de) * | 1940-08-15 | |||
| US2442848A (en) * | 1942-03-09 | 1948-06-08 | Farnsworth Res Corp | Electron control tube |
| US2383758A (en) * | 1943-09-23 | 1945-08-28 | Electronbeam Ltd | Electronic translating device |
| US2563197A (en) * | 1946-09-19 | 1951-08-07 | Rca Corp | Tube with electron velocity compensation |
| US2615128A (en) * | 1949-10-21 | 1952-10-21 | Ruderfer Martin | Electronic tube |
-
0
- NL NL87139D patent/NL87139C/xx active
-
1954
- 1954-12-09 US US474174A patent/US2842710A/en not_active Expired - Lifetime
-
1955
- 1955-01-19 DE DEN10070A patent/DE960023C/de not_active Expired
- 1955-01-20 CH CH327097D patent/CH327097A/de unknown
- 1955-01-20 FR FR1131444D patent/FR1131444A/fr not_active Expired
- 1955-01-21 GB GB1896/55A patent/GB801038A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| GB801038A (en) | 1958-09-03 |
| DE960023C (de) | 1957-03-14 |
| FR1131444A (fr) | 1957-02-21 |
| CH327097A (de) | 1958-01-15 |
| US2842710A (en) | 1958-07-08 |