SG29293G - Color picture tube having inline electron gun with coma correction members - Google Patents

Color picture tube having inline electron gun with coma correction members

Info

Publication number
SG29293G
SG29293G SG292/93A SG29293A SG29293G SG 29293 G SG29293 G SG 29293G SG 292/93 A SG292/93 A SG 292/93A SG 29293 A SG29293 A SG 29293A SG 29293 G SG29293 G SG 29293G
Authority
SG
Singapore
Prior art keywords
electron gun
picture tube
color picture
correction members
inline electron
Prior art date
Application number
SG292/93A
Other languages
English (en)
Original Assignee
Rca Thomson Licensing Corp
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 Thomson Licensing Corp filed Critical Rca Thomson Licensing Corp
Publication of SG29293G publication Critical patent/SG29293G/en

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
    • 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
    • H01J29/707—Arrangements intimately associated with parts of the gun and co-operating with external magnetic excitation devices
    • 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
    • H01J29/503—Three or more guns, the axes of which lay in a common plane
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4858—Aperture shape as viewed along beam axis parallelogram
    • H01J2229/4862—Aperture shape as viewed along beam axis parallelogram square
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4858—Aperture shape as viewed along beam axis parallelogram
    • H01J2229/4865—Aperture shape as viewed along beam axis parallelogram rectangle
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4872—Aperture shape as viewed along beam axis circular
    • 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
    • H01J2229/4844—Electron guns characterised by beam passing apertures or combinations
    • H01J2229/4848—Aperture shape as viewed along beam axis
    • H01J2229/4875—Aperture shape as viewed along beam axis oval
SG292/93A 1986-08-27 1993-03-18 Color picture tube having inline electron gun with coma correction members SG29293G (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/900,971 US4730144A (en) 1986-08-27 1986-08-27 Color picture tube having inline electron gun with coma correction members

Publications (1)

Publication Number Publication Date
SG29293G true SG29293G (en) 1993-05-21

Family

ID=25413389

Family Applications (1)

Application Number Title Priority Date Filing Date
SG292/93A SG29293G (en) 1986-08-27 1993-03-18 Color picture tube having inline electron gun with coma correction members

Country Status (12)

Country Link
US (1) US4730144A (ko)
EP (1) EP0257639B1 (ko)
JP (1) JPS6358741A (ko)
KR (1) KR960000530B1 (ko)
BR (1) BR8704348A (ko)
CA (1) CA1267683A (ko)
DD (1) DD262107A5 (ko)
DE (1) DE3762180D1 (ko)
HK (1) HK42295A (ko)
MX (1) MX160072A (ko)
PL (1) PL157878B1 (ko)
SG (1) SG29293G (ko)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5043823A (en) * 1990-06-22 1991-08-27 Hughes Aircraft Company Cathode ray tube focus coil alignment and assembly arrangement
DE69818569T2 (de) * 1997-07-15 2004-08-05 Hitachi, Ltd. Farbkathodenstrahlröhre
KR100596229B1 (ko) * 1998-09-29 2006-09-20 엘지전자 주식회사 컬러 음극선관 전자총
WO2004032172A1 (en) * 2002-10-07 2004-04-15 Koninklijke Philips Electronics N.V. Cathode ray tube with improved image quality

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1384581A (fr) * 1961-12-07 1965-01-08 Rca Corp Tubes à rayons cathodiques perfectionné, notamment pour la production d'images en couleur
JPS4833331B1 (ko) * 1968-02-05 1973-10-13
JPS4833529B1 (ko) * 1968-12-30 1973-10-15
JPS5126208B1 (ko) * 1971-05-18 1976-08-05
US3873879A (en) * 1972-01-14 1975-03-25 Rca Corp In-line electron gun
US4142131A (en) * 1975-11-12 1979-02-27 Hitachi, Ltd. Color picture tube
JPS5342672A (en) * 1976-09-30 1978-04-18 Mitsubishi Electric Corp Color picture receiving tube device
US4196370A (en) * 1978-02-24 1980-04-01 Rca Corporation CRT generating three inline beams and having shunts for weakening center beam horizontal magnetic deflection and strengthening vertical deflection
JPS54128665A (en) * 1978-03-30 1979-10-05 Hitachi Ltd Color television receiver
US4225804A (en) * 1978-04-22 1980-09-30 Gte Sylvania N.V. Cathode ray tube coma correction device
US4396862A (en) * 1978-05-01 1983-08-02 Rca Corporation Color picture tube with means for affecting magnetic deflection fields in electron gun area
US4556819A (en) * 1983-12-13 1985-12-03 Rca Corporation Color picture tube having inline electron gun with coma correction members

Also Published As

Publication number Publication date
DD262107A5 (de) 1988-11-16
EP0257639A3 (en) 1988-10-26
MX160072A (es) 1989-11-21
EP0257639B1 (en) 1990-04-04
PL267472A1 (en) 1988-06-23
HK42295A (en) 1995-03-31
PL157878B1 (en) 1992-07-31
DE3762180D1 (de) 1990-05-10
EP0257639A2 (en) 1988-03-02
CA1267683A (en) 1990-04-10
BR8704348A (pt) 1988-04-19
KR880003384A (ko) 1988-05-16
KR960000530B1 (ko) 1996-01-08
US4730144A (en) 1988-03-08
JPS6358741A (ja) 1988-03-14

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