CA1189561A - Color picture tube having an improved inline electron gun - Google Patents

Color picture tube having an improved inline electron gun

Info

Publication number
CA1189561A
CA1189561A CA000419628A CA419628A CA1189561A CA 1189561 A CA1189561 A CA 1189561A CA 000419628 A CA000419628 A CA 000419628A CA 419628 A CA419628 A CA 419628A CA 1189561 A CA1189561 A CA 1189561A
Authority
CA
Canada
Prior art keywords
apertures
electrode
aperture
screen grid
grid electrode
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
CA000419628A
Other languages
English (en)
French (fr)
Inventor
Naim Z. Assil
Richard H. Hughes
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 CA1189561A publication Critical patent/CA1189561A/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
    • 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
    • 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

Landscapes

  • Video Image Reproduction Devices For Color Tv Systems (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
CA000419628A 1982-02-10 1983-01-17 Color picture tube having an improved inline electron gun Expired CA1189561A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/347,526 US4449069A (en) 1982-02-10 1982-02-10 Color picture tube with focusing electrode having electrostatic field distortion aperture therein
US347,526 1982-02-10

Publications (1)

Publication Number Publication Date
CA1189561A true CA1189561A (en) 1985-06-25

Family

ID=23364081

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000419628A Expired CA1189561A (en) 1982-02-10 1983-01-17 Color picture tube having an improved inline electron gun

Country Status (7)

Country Link
US (1) US4449069A (en:Method)
JP (1) JPS58147944A (en:Method)
CA (1) CA1189561A (en:Method)
DE (1) DE3304209C2 (en:Method)
FR (1) FR2521347B1 (en:Method)
IT (1) IT1171052B (en:Method)
SU (1) SU1279543A3 (en:Method)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4513222A (en) * 1983-01-27 1985-04-23 Rca Corporation Color picture tube having reconvergence slots formed in a screen grid electrode of an inline electron gun
EP0116465B1 (en) * 1983-02-09 1987-01-21 Nec Corporation Colour cathode ray tube
US4520292A (en) * 1983-05-06 1985-05-28 Rca Corporation Cathode-ray tube having an asymmetric slot formed in a screen grid electrode of an inline electron gun

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3873879A (en) * 1972-01-14 1975-03-25 Rca Corp In-line electron gun
JPS5333049A (en) * 1976-09-08 1978-03-28 Nec Corp Electrode structure for cathode-ray tube electronic gun
DE2832687C2 (de) * 1978-07-26 1984-01-12 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Elektronenstrahlerzeugungssystem einer Farbbildkathodenstrahlröhre
NL7809160A (nl) * 1978-09-08 1980-03-11 Philips Nv Kleurenbeeldbuis.

Also Published As

Publication number Publication date
IT1171052B (it) 1987-06-10
FR2521347B1 (fr) 1987-04-10
JPS58147944A (ja) 1983-09-02
DE3304209C2 (de) 1986-02-06
SU1279543A1 (ru) 1986-12-23
IT8319444A0 (it) 1983-02-04
DE3304209A1 (de) 1983-08-18
JPH0158826B2 (en:Method) 1989-12-13
US4449069A (en) 1984-05-15
SU1279543A3 (ru) 1986-12-23
FR2521347A1 (fr) 1983-08-12

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Legal Events

Date Code Title Description
MKEC Expiry (correction)
MKEX Expiry