GB551014A - Improvements in or relating to cathode-ray tubes, more particularly iconoscopes and circuit arrangements therefor - Google Patents
Improvements in or relating to cathode-ray tubes, more particularly iconoscopes and circuit arrangements thereforInfo
- Publication number
- GB551014A GB551014A GB10128/41A GB1012841A GB551014A GB 551014 A GB551014 A GB 551014A GB 10128/41 A GB10128/41 A GB 10128/41A GB 1012841 A GB1012841 A GB 1012841A GB 551014 A GB551014 A GB 551014A
- Authority
- GB
- United Kingdom
- Prior art keywords
- cathode
- ray tubes
- iconoscopes
- relating
- circuit arrangements
- 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
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/20—Measuring earth resistance; Measuring contact resistance, e.g. of earth connections, e.g. plates
- G01R27/205—Measuring contact resistance of connections, e.g. of earth connections
-
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/021—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof arrangements for eliminating interferences in the tube
-
- 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
- H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
- H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
- H01J29/36—Photoelectric screens; Charge-storage screens
- H01J29/39—Charge-storage screens
- H01J29/43—Charge-storage screens using photo-emissive mosaic, e.g. for orthicon, for iconoscope
-
- 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
- H01J29/86—Vessels; Containers; Vacuum locks
- H01J29/88—Vessels; Containers; Vacuum locks provided with coatings on the walls thereof; Selection of materials for the coatings
-
- 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
- H01J31/26—Image pick-up tubes having an input of visible light and electric output
- H01J31/28—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen
- H01J31/30—Image pick-up tubes having an input of visible light and electric output with electron ray scanning the image screen having regulation of screen potential at anode potential, e.g. iconoscope
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
- Image-Pickup Tubes, Image-Amplification Tubes, And Storage Tubes (AREA)
- Tires In General (AREA)
Abstract
551,014. Cathode-ray tubes. PHILIPS LAMPS, Ltd. (Naamlooze Vennootschap Philips' Gloeilampenfabrieken). Aug. 8, 1941, No. 10128. Drawings to Specification. [Classes 39 (i) and 40 (iii)] The subject-matter of this Specification is identical with that of Specification 606,489, [Group XL (a)].
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NL95328A NL64723C (en) | 1939-09-22 | 1939-09-22 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB551014A true GB551014A (en) | 1943-02-04 |
Family
ID=19787957
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB10128/41A Expired GB551014A (en) | 1939-09-22 | 1941-08-08 | Improvements in or relating to cathode-ray tubes, more particularly iconoscopes and circuit arrangements therefor |
GB16542/46A Expired GB606489A (en) | 1939-09-22 | 1946-05-31 | Improvements in or relating to cathode-ray tubes, more particularly iconoscopes and circuit arrangements therefor |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB16542/46A Expired GB606489A (en) | 1939-09-22 | 1946-05-31 | Improvements in or relating to cathode-ray tubes, more particularly iconoscopes and circuit arrangements therefor |
Country Status (6)
Country | Link |
---|---|
US (1) | US2325676A (en) |
BE (1) | BE440865A (en) |
DE (1) | DE1080594B (en) |
FR (1) | FR872140A (en) |
GB (2) | GB551014A (en) |
NL (1) | NL64723C (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB653926A (en) * | 1948-06-22 | 1951-05-30 | Emi Ltd | Improvements in or relating to circuit arrangements embodying electron discharge devices employing target electrodes |
-
1939
- 1939-09-22 NL NL95328A patent/NL64723C/xx active
-
1940
- 1940-11-11 DE DEP2219D patent/DE1080594B/en active Pending
-
1941
- 1941-03-13 BE BE440865D patent/BE440865A/xx unknown
- 1941-05-15 FR FR872140D patent/FR872140A/en not_active Expired
- 1941-08-08 GB GB10128/41A patent/GB551014A/en not_active Expired
-
1942
- 1942-02-02 US US429226A patent/US2325676A/en not_active Expired - Lifetime
-
1946
- 1946-05-31 GB GB16542/46A patent/GB606489A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
BE440865A (en) | 1941-04-30 |
US2325676A (en) | 1943-08-03 |
DE1080594B (en) | 1960-04-28 |
FR872140A (en) | 1942-06-01 |
GB606489A (en) | 1948-08-13 |
NL64723C (en) | 1949-11-15 |
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