FR1262264A - Electronic gun for the production of two electronically adjustable beams, and cathode ray tube equipped with such a gun - Google Patents

Electronic gun for the production of two electronically adjustable beams, and cathode ray tube equipped with such a gun

Info

Publication number
FR1262264A
FR1262264A FR832438A FR832438A FR1262264A FR 1262264 A FR1262264 A FR 1262264A FR 832438 A FR832438 A FR 832438A FR 832438 A FR832438 A FR 832438A FR 1262264 A FR1262264 A FR 1262264A
Authority
FR
France
Prior art keywords
gun
production
ray tube
cathode ray
tube equipped
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
FR832438A
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of FR1262264A publication Critical patent/FR1262264A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/48—Electron guns
    • H01J2229/50—Plurality of guns or beams
    • H01J2229/507—Multi-beam groups, e.g. number of beams greater than number of cathodes
FR832438A 1959-07-09 1960-07-08 Electronic gun for the production of two electronically adjustable beams, and cathode ray tube equipped with such a gun Expired FR1262264A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL241133 1959-07-09

Publications (1)

Publication Number Publication Date
FR1262264A true FR1262264A (en) 1961-05-26

Family

ID=19751821

Family Applications (1)

Application Number Title Priority Date Filing Date
FR832438A Expired FR1262264A (en) 1959-07-09 1960-07-08 Electronic gun for the production of two electronically adjustable beams, and cathode ray tube equipped with such a gun

Country Status (4)

Country Link
US (1) US3121181A (en)
FR (1) FR1262264A (en)
GB (1) GB941978A (en)
NL (1) NL241133A (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1789136C3 (en) * 1967-01-14 1982-09-23 Sony Corp., Tokyo cathode ray tube
US3852608A (en) * 1971-03-22 1974-12-03 Philips Corp Cathode-ray tube having an astigmatic lens element in its electron gun
DE2210160C3 (en) * 1972-03-02 1975-04-30 Siemens Ag, 1000 Berlin Und 8000 Muenchen Electron gun system for time-of-flight tubes
US4349767A (en) * 1977-01-17 1982-09-14 Sony Corporation Cathode ray tube resistance of ruthenium oxide and glass containing alumina powder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2556824A (en) * 1946-03-28 1951-06-12 Rca Corp Cathode-ray tube
US2852716A (en) * 1954-07-14 1958-09-16 Gen Electric Cathode ray tube and electron gun therefor
US2712087A (en) * 1954-10-19 1955-06-28 Plural beam electron discharge devices
US2891183A (en) * 1954-12-17 1959-06-16 Philco Corp Precision dual-beam cathode-ray tube

Also Published As

Publication number Publication date
GB941978A (en) 1963-11-20
NL241133A (en)
US3121181A (en) 1964-02-11

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