FR1065703A - Multibeam electron gun for cathode ray tubes - Google Patents

Multibeam electron gun for cathode ray tubes

Info

Publication number
FR1065703A
FR1065703A FR1065703DA FR1065703A FR 1065703 A FR1065703 A FR 1065703A FR 1065703D A FR1065703D A FR 1065703DA FR 1065703 A FR1065703 A FR 1065703A
Authority
FR
France
Prior art keywords
cathode ray
electron gun
ray tubes
multibeam electron
multibeam
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
French (fr)
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR1065703A publication Critical patent/FR1065703A/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
    • H01J31/08—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
    • H01J29/50—Electron guns two or more guns in a single vacuum space, e.g. for plural-ray 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
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/70—Arrangements for deflecting ray or beam
    • H01J29/701—Systems for correcting deviation or convergence of a plurality of beams by means of magnetic fields at least
    • H01J29/702—Convergence correction arrangements therefor
    • H01J29/703—Static convergence systems
FR1065703D 1951-09-26 1952-08-28 Multibeam electron gun for cathode ray tubes Expired FR1065703A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US248357A US2721287A (en) 1951-09-26 1951-09-26 Multiple beam gun

Publications (1)

Publication Number Publication Date
FR1065703A true FR1065703A (en) 1954-05-28

Family

ID=22938745

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1065703D Expired FR1065703A (en) 1951-09-26 1952-08-28 Multibeam electron gun for cathode ray tubes

Country Status (5)

Country Link
US (1) US2721287A (en)
BE (1) BE514227A (en)
FR (1) FR1065703A (en)
GB (1) GB721571A (en)
NL (2) NL172717B (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2957106A (en) * 1954-08-12 1960-10-18 Rca Corp Plural beam gun
DE1051416B (en) * 1955-01-17 1959-02-26 Loewe Opta Ag Electron beam tubes, preferably television picture tubes
US3013179A (en) * 1958-05-01 1961-12-12 Gen Electric System for producing high charge density electron beam
NL285641A (en) * 1961-11-20
US3560780A (en) * 1968-05-27 1971-02-02 Itt Vacuum tube with coaxial assembly of electrostatic focusing means and electron gun mount
US3546525A (en) * 1969-01-21 1970-12-08 Sony Corp Electron gun electrical connection apparatus
JPS4919349B1 (en) * 1969-08-23 1974-05-16
US4338541A (en) * 1979-12-07 1982-07-06 International Business Machines Corporation Multiple beam cathode ray tube having reduced off-axis aberrations
US6465944B1 (en) 2000-05-26 2002-10-15 Sarnoff Corporation Space-saving cathode ray tube employing a six-pole neck coil
US6870331B2 (en) * 2000-05-31 2005-03-22 Sarnoff Corporation Space-saving cathode ray tube employing a non-self-converging deflection yoke

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2035623A (en) * 1930-04-15 1936-03-31 Thomas W Sukumlyn Vacuum tube device
DE704803C (en) * 1931-04-25 1941-04-07 Ernst Ruska Dr Ing Device for generating one or more electron beam bundles without gas concentration by means of a glow cathode
US1979392A (en) * 1931-05-04 1934-11-06 Siemens Ag Cathode ray tube
CH169756A (en) * 1932-12-20 1934-06-15 Berger Karl Ing Dr Multiple cathode ray oscilloscope.
US2163256A (en) * 1934-09-18 1939-06-20 Du Mont Allen B Lab Inc Cathode ray tube
GB481094A (en) * 1936-06-04 1938-03-04 British Thomson Houston Co Ltd Improvements in and relating to cathode ray devices
GB609480A (en) * 1944-09-30 1948-10-01 Otto Ernst Heinrich Klemperer Improvements in or relating to a electron discharge apparatus in which a flattened or ribbon-shaped electron beam is employed
US2457175A (en) * 1946-12-19 1948-12-28 Fed Telecomm Lab Inc Projection cathode-ray tube
US2547415A (en) * 1948-10-16 1951-04-03 Electronic Tube Corp Electrode assembly for cathode-ray tubes

Also Published As

Publication number Publication date
BE514227A (en)
NL172717B (en)
GB721571A (en) 1955-01-05
US2721287A (en) 1955-10-18
NL91128C (en)

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