FR1141254A - Perfectionnements aux tubes cathodiques - Google Patents

Perfectionnements aux tubes cathodiques

Info

Publication number
FR1141254A
FR1141254A FR1141254DA FR1141254A FR 1141254 A FR1141254 A FR 1141254A FR 1141254D A FR1141254D A FR 1141254DA FR 1141254 A FR1141254 A FR 1141254A
Authority
FR
France
Prior art keywords
cathode ray
ray tubes
tubes
cathode
ray
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
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.)
EMI Ltd
Electrical and Musical Industries Ltd
Original Assignee
EMI Ltd
Electrical and Musical Industries Ltd
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 EMI Ltd, Electrical and Musical Industries Ltd filed Critical EMI Ltd
Application granted granted Critical
Publication of FR1141254A publication Critical patent/FR1141254A/fr
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
    • H01J31/08—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
    • H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
    • 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/51—Arrangements for controlling convergence of a plurality of beams by means of electric field only
FR1141254D 1955-02-12 1956-02-11 Perfectionnements aux tubes cathodiques Expired FR1141254A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB4231/55A GB821542A (en) 1955-02-12 1955-02-12 Improvements in or relating to cathode ray tubes

Publications (1)

Publication Number Publication Date
FR1141254A true FR1141254A (fr) 1957-08-29

Family

ID=9773205

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1141254D Expired FR1141254A (fr) 1955-02-12 1956-02-11 Perfectionnements aux tubes cathodiques

Country Status (4)

Country Link
US (1) US2898491A (fr)
DE (1) DE1093023B (fr)
FR (1) FR1141254A (fr)
GB (1) GB821542A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037135A (en) * 1958-08-05 1962-05-29 Gen Dynamics Corp Cathode ray tube of display type

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE624849A (fr) * 1961-05-08
BE625864A (fr) * 1961-12-07
US3452233A (en) * 1961-12-27 1969-06-24 Rca Corp Cathode ray tube
FR1444190A (fr) * 1965-05-20 1966-07-01 Cft Comp Fse Television Perfectionnements aux tubes récepteurs de télévision en couleurs

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2563500A (en) * 1951-08-07 Plural beam tube
BE435375A (fr) * 1938-07-11
BE482590A (fr) * 1945-09-05
GB651386A (en) * 1948-12-14 1951-03-14 Cinema Television Ltd Improvements in or relating to cathode ray tubes
US2660669A (en) * 1950-03-16 1953-11-24 Raytheon Mfg Co Electron discharge device
US2674704A (en) * 1950-12-28 1954-04-06 Rca Corp Storage tube for color television signals, etc.
US2632127A (en) * 1951-03-05 1953-03-17 Herbert M Wagner Electron apparatus for highfrequency performance
US2761089A (en) * 1952-01-03 1956-08-28 Hughes Aircraft Co Half-tone storage tubes

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3037135A (en) * 1958-08-05 1962-05-29 Gen Dynamics Corp Cathode ray tube of display type

Also Published As

Publication number Publication date
US2898491A (en) 1959-08-04
GB821542A (en) 1959-10-07
DE1093023B (de) 1960-11-17

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