CA1237464A - Electron gun having a two piece screen grid electrode means - Google Patents

Electron gun having a two piece screen grid electrode means

Info

Publication number
CA1237464A
CA1237464A CA000491668A CA491668A CA1237464A CA 1237464 A CA1237464 A CA 1237464A CA 000491668 A CA000491668 A CA 000491668A CA 491668 A CA491668 A CA 491668A CA 1237464 A CA1237464 A CA 1237464A
Authority
CA
Canada
Prior art keywords
grid electrode
electron gun
control grid
screen
screen grid
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
CA000491668A
Other languages
English (en)
French (fr)
Inventor
Hsing-Yao Chen
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
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 filed Critical RCA Corp
Application granted granted Critical
Publication of CA1237464A publication Critical patent/CA1237464A/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
    • 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
    • H01J2229/4834—Electrical arrangements coupled to electrodes, e.g. potentials
    • H01J2229/4837—Electrical arrangements coupled to electrodes, e.g. potentials characterised by the potentials applied
    • H01J2229/4841—Dynamic potentials
    • 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

Landscapes

  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
CA000491668A 1984-10-19 1985-09-26 Electron gun having a two piece screen grid electrode means Expired CA1237464A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US66260384A 1984-10-19 1984-10-19
US662,603 1984-10-19

Publications (1)

Publication Number Publication Date
CA1237464A true CA1237464A (en) 1988-05-31

Family

ID=24658390

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000491668A Expired CA1237464A (en) 1984-10-19 1985-09-26 Electron gun having a two piece screen grid electrode means

Country Status (10)

Country Link
EP (1) EP0178857B1 (de)
JP (1) JPS6199251A (de)
KR (1) KR860003644A (de)
CN (1) CN85107200A (de)
BR (1) BR8505150A (de)
CA (1) CA1237464A (de)
CS (1) CS719485A2 (de)
DD (1) DD238473A5 (de)
DE (1) DE3572748D1 (de)
IN (1) IN165574B (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4731563A (en) * 1986-09-29 1988-03-15 Rca Corporation Color display system
US5036258A (en) * 1989-08-11 1991-07-30 Zenith Electronics Corporation Color CRT system and process with dynamic quadrupole lens structure
US5043625A (en) * 1989-11-15 1991-08-27 Zenith Electronics Corporation Spherical aberration-corrected inline electron gun
GB9104649D0 (en) * 1991-03-05 1991-04-17 Secr Defence Focusing means for cathode ray tubes
GB2269267B (en) * 1991-03-05 1995-02-15 Secr Defence Focusing means for cathode ray tubes
US5350967A (en) * 1991-10-28 1994-09-27 Chunghwa Picture Tubes, Ltd. Inline electron gun with negative astigmatism beam forming and dynamic quadrupole main lens
JPH0755891Y2 (ja) * 1992-01-22 1995-12-25 株式会社ララ 猫用排泄物シーツ
CN104157534B (zh) * 2014-08-21 2016-07-13 中国科学院电子学研究所 用于无截获栅控电子枪装配的工装夹具及对栅方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4319163A (en) * 1980-06-30 1982-03-09 Rca Corporation Electron gun with deflection-synchronized astigmatic screen grid means
GB2084394B (en) * 1980-07-30 1985-03-06 Matsushita Electronics Corp Cathode-ray tube driving apparatus
JPS5784554A (en) * 1980-11-13 1982-05-26 Matsushita Electronics Corp Cathode-ray tube device
JPS57103244A (en) * 1980-12-17 1982-06-26 Toshiba Corp Electron gun for color picture tube
IT1151376B (it) * 1981-04-29 1986-12-17 Rca Corp Complesso di cannoni elettronici presentante una regione perfezionata per la formatura di un fascio elettronico,tubo a raggi catodici e ricevitore televisivo incorporante lo stesso
US4443736A (en) * 1981-09-23 1984-04-17 Rca Corporation Electron gun for dynamic beam shape modulation
JPS59157936A (ja) * 1983-02-24 1984-09-07 Mitsubishi Electric Corp インラインカラ−ブラウン管用電子銃

Also Published As

Publication number Publication date
IN165574B (de) 1989-11-18
EP0178857A2 (de) 1986-04-23
CS719485A2 (en) 1989-11-14
DE3572748D1 (en) 1989-10-05
KR860003644A (ko) 1986-05-28
BR8505150A (pt) 1986-07-29
JPS6199251A (ja) 1986-05-17
EP0178857B1 (de) 1989-08-30
CN85107200A (zh) 1986-07-23
EP0178857A3 (en) 1986-08-20
DD238473A5 (de) 1986-08-20

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Legal Events

Date Code Title Description
MKEX Expiry