GB663839A - Improvements in or relating to electron discharge devices - Google Patents

Improvements in or relating to electron discharge devices

Info

Publication number
GB663839A
GB663839A GB32805/47A GB3280547A GB663839A GB 663839 A GB663839 A GB 663839A GB 32805/47 A GB32805/47 A GB 32805/47A GB 3280547 A GB3280547 A GB 3280547A GB 663839 A GB663839 A GB 663839A
Authority
GB
United Kingdom
Prior art keywords
electrode
electrodes
secondary emission
variations
plates
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
Application number
GB32805/47A
Other languages
English (en)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AT&T Corp
Original Assignee
Western Electric Co Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Western Electric Co Inc filed Critical Western Electric Co Inc
Publication of GB663839A publication Critical patent/GB663839A/en
Expired legal-status Critical Current

Links

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
    • 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
    • H01J31/06—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 more than two output electrodes, e.g. for multiple switching or counting

Landscapes

  • Electron Sources, Ion Sources (AREA)
  • Electron Tubes For Measurement (AREA)
GB32805/47A 1946-12-13 1947-12-12 Improvements in or relating to electron discharge devices Expired GB663839A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US715901A US2540834A (en) 1946-12-13 1946-12-13 Electron discharge device

Publications (1)

Publication Number Publication Date
GB663839A true GB663839A (en) 1951-12-27

Family

ID=24875927

Family Applications (1)

Application Number Title Priority Date Filing Date
GB32805/47A Expired GB663839A (en) 1946-12-13 1947-12-12 Improvements in or relating to electron discharge devices

Country Status (4)

Country Link
US (1) US2540834A (en, 2012)
BE (1) BE477445A (en, 2012)
FR (1) FR954718A (en, 2012)
GB (1) GB663839A (en, 2012)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR92671E (fr) * 1967-01-13 1968-12-13 Hyperelec Photomultiplicateur à cathode de grande surface

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2265848A (en) * 1940-07-27 1941-12-09 Hazeltine Corp Synchronizing-signal generator
US2379880A (en) * 1942-10-07 1945-07-10 Bell Telephone Labor Inc High-speed telegraph system
US2423078A (en) * 1943-10-20 1947-07-01 Bell Telephone Labor Inc Harmonic generator
BE477244A (en, 2012) * 1946-08-24

Also Published As

Publication number Publication date
US2540834A (en) 1951-02-06
BE477445A (en, 2012)
FR954718A (en, 2012) 1950-01-05

Similar Documents

Publication Publication Date Title
US2160797A (en) Electron discharge apparatus
US2293417A (en) Electron beam tube
GB676622A (en) Calculating electron discharge device
GB666221A (en) Improvements in or relating to electron discharge apparatus
GB747858A (en) Electron gun
GB663839A (en) Improvements in or relating to electron discharge devices
GB1357469A (en) Electron-beam generators for transit-time electron discharge tubes
GB1502876A (en) Cathode ray tube
GB1216584A (en) Directly heated cathode
GB555231A (en) Electron discharge devices
US2567359A (en) Electron discharge apparatus
US2250529A (en) Signal translating apparatus
GB538382A (en) Improvements in and relating to distributors or commutators for multiplex signallingsystems and electron discharge devices therefor
US4079282A (en) Phototube having apertured electrode recessed in cup-shaped electrode
GB552622A (en) Improvements in cathode ray tubes
GB1048635A (en) Caged electron gun
US2496361A (en) Cathode-ray deflection type amplifier
GB816901A (en) Ionization manometer
US2204428A (en) Electron multiplier
GB907893A (en) Improvements in electron tubes
GB644583A (en) Electron beam tube
GB666224A (en) Improvements in or relating to electron discharge devices
GB722545A (en) Improvements relating to radio navigation systems
US2533760A (en) Electronic discharge tube control
GB454258A (en) Improvements in or relating to electron gun structures suitable for use in cathode ray tubes, cathode ray beam amplifier valves and like electron discharge devices