HK17495A - Electron gun for a cathode ray tube, in particular for colour television - Google Patents

Electron gun for a cathode ray tube, in particular for colour television

Info

Publication number
HK17495A
HK17495A HK17495A HK17495A HK17495A HK 17495 A HK17495 A HK 17495A HK 17495 A HK17495 A HK 17495A HK 17495 A HK17495 A HK 17495A HK 17495 A HK17495 A HK 17495A
Authority
HK
Hong Kong
Prior art keywords
ray tube
cathode ray
electron gun
colour television
colour
Prior art date
Application number
HK17495A
Other languages
English (en)
Inventor
Jacques Baudry
Olivier Trinchero
Gerard Proudhon
Original Assignee
Thomson Tubes & Displays
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
Priority claimed from FR8504848A external-priority patent/FR2579823B1/fr
Priority claimed from FR8512419A external-priority patent/FR2586326B1/fr
Application filed by Thomson Tubes & Displays filed Critical Thomson Tubes & Displays
Publication of HK17495A publication Critical patent/HK17495A/xx

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
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
    • 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
HK17495A 1985-03-29 1995-02-09 Electron gun for a cathode ray tube, in particular for colour television HK17495A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR8504848A FR2579823B1 (fr) 1985-03-29 1985-03-29 Canon a electrons et tube de television utilisant un tel canon
FR8512419A FR2586326B1 (fr) 1985-08-14 1985-08-14 Canon a electrons pour tube a rayons cathodiques, notamment pour la television en couleurs

Publications (1)

Publication Number Publication Date
HK17495A true HK17495A (en) 1995-02-17

Family

ID=26224444

Family Applications (1)

Application Number Title Priority Date Filing Date
HK17495A HK17495A (en) 1985-03-29 1995-02-09 Electron gun for a cathode ray tube, in particular for colour television

Country Status (6)

Country Link
EP (1) EP0198753B1 (xx)
JP (1) JP2553468B2 (xx)
CA (1) CA1248576A (xx)
DE (1) DE3668096D1 (xx)
HK (1) HK17495A (xx)
SG (1) SG135292G (xx)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3374379A (en) * 1964-03-02 1968-03-19 Nippon Columbia Low second grid voltage electron gun
US3873879A (en) * 1972-01-14 1975-03-25 Rca Corp In-line electron gun
JPS5816131Y2 (ja) * 1977-09-16 1983-04-01 株式会社東芝 ユニタイズ形電子銃
NL8102527A (nl) * 1981-05-22 1982-12-16 Philips Nv Kleurenbeeldbuis.

Also Published As

Publication number Publication date
DE3668096D1 (de) 1990-02-08
JPS61227347A (ja) 1986-10-09
EP0198753A1 (fr) 1986-10-22
SG135292G (en) 1993-04-16
EP0198753B1 (fr) 1990-01-03
JP2553468B2 (ja) 1996-11-13
CA1248576A (fr) 1989-01-10

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Legal Events

Date Code Title Description
PF Patent in force
PE Patent expired

Effective date: 20060326