ES421456A1 - Cathode-ray tube for displaying coloured pictures - Google Patents

Cathode-ray tube for displaying coloured pictures

Info

Publication number
ES421456A1
ES421456A1 ES421456A ES421456A ES421456A1 ES 421456 A1 ES421456 A1 ES 421456A1 ES 421456 A ES421456 A ES 421456A ES 421456 A ES421456 A ES 421456A ES 421456 A1 ES421456 A1 ES 421456A1
Authority
ES
Spain
Prior art keywords
cathode
ray tube
coloured pictures
displaying coloured
displaying
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
ES421456A
Other languages
Spanish (es)
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
Publication of ES421456A1 publication Critical patent/ES421456A1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • H01J31/08—Cathode ray tubes; Electron beam tubes having a screen on or from which an image or pattern is formed, picked up, converted, or stored
    • H01J31/10—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes
    • H01J31/20—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours
    • H01J31/201—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode
    • H01J31/203—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode with more than one electron beam
    • H01J31/206—Image or pattern display tubes, i.e. having electrical input and optical output; Flying-spot tubes for scanning purposes for displaying images or patterns in two or more colours using a colour-selection electrode with more than one electron beam with three coplanar electron beams
    • 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

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
  • Video Image Reproduction Devices For Color Tv Systems (AREA)

Abstract

A television display tube of the shadow-mask type, comprising three electron guns having parallel axes the last electrode of each electron gun has the shape of a cylindrical sleeve and the electron gun the axis of which do not coincide with the main axis of the tube have an eccentric last electrode.
ES421456A 1972-12-16 1973-12-14 Cathode-ray tube for displaying coloured pictures Expired ES421456A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7217179A NL7217179A (en) 1972-12-16 1972-12-16

Publications (1)

Publication Number Publication Date
ES421456A1 true ES421456A1 (en) 1976-04-01

Family

ID=19817573

Family Applications (1)

Application Number Title Priority Date Filing Date
ES421456A Expired ES421456A1 (en) 1972-12-16 1973-12-14 Cathode-ray tube for displaying coloured pictures

Country Status (10)

Country Link
US (1) US3906279A (en)
JP (1) JPS4990870A (en)
BE (1) BE808659A (en)
CA (1) CA979474A (en)
DE (1) DE2358896A1 (en)
ES (1) ES421456A1 (en)
FR (1) FR2327636A1 (en)
GB (1) GB1412839A (en)
IT (1) IT999991B (en)
NL (1) NL7217179A (en)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5038462A (en) * 1973-08-08 1975-04-09
US4061941A (en) * 1976-06-24 1977-12-06 Gte Sylvania Incorporated CRT electron gun assembly
US4028581A (en) * 1976-06-24 1977-06-07 Gte Sylvania Incorporated Plural beam electron gun assembly
JPS53118972A (en) * 1977-03-28 1978-10-17 Toshiba Corp Electron gun constituent body
DE2832687C2 (en) * 1978-07-26 1984-01-12 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Electron gun of a color cathode ray tube
NL7809160A (en) * 1978-09-08 1980-03-11 Philips Nv COLOR IMAGE TUBE.
NL7904114A (en) * 1979-05-25 1980-11-27 Philips Nv COLOR IMAGE TUBE.
NL8102527A (en) * 1981-05-22 1982-12-16 Philips Nv COLOR IMAGE TUBE.
US4500808A (en) * 1982-04-02 1985-02-19 Rca Corporation Multibeam electron gun with composite electrode having plurality of separate metal plates
NL8400927A (en) * 1984-03-23 1985-10-16 Philips Nv DEVICE AND METHOD FOR MOUNTING AN INTEGRATED ELECTRON CANNON SYSTEM.
US4607187A (en) * 1984-08-22 1986-08-19 Rca Corporation Structure for and method of aligning beam-defining apertures by means of alignment apertures
US4605880A (en) * 1984-08-22 1986-08-12 Rca Corporation Multibeam electron gun having a cathode-grid subassembly and method of assembling same
TW405142B (en) * 1997-01-13 2000-09-11 Toshiba Corp Color cathode ray tube

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2850658A (en) * 1956-02-21 1958-09-02 Rca Corp Non-symmetrical cathodes in cathode ray tubes
BE793992A (en) * 1972-01-14 1973-05-02 Rca Corp CATHODIC RAY TUBE

Also Published As

Publication number Publication date
GB1412839A (en) 1975-11-05
CA979474A (en) 1975-12-09
NL7217179A (en) 1974-06-18
US3906279A (en) 1975-09-16
DE2358896A1 (en) 1974-06-20
JPS4990870A (en) 1974-08-30
IT999991B (en) 1976-03-10
FR2327636B1 (en) 1978-03-24
FR2327636A1 (en) 1977-05-06
BE808659A (en) 1974-06-14

Similar Documents

Publication Publication Date Title
AU469016B2 (en) Electron guns for use in cathode ray tubes
ES421456A1 (en) Cathode-ray tube for displaying coloured pictures
AU500254B2 (en) Cathode ray tube electron gun
CA1018578A (en) Cathode ray tube in-line gun with astigmatic lens
CA1011871A (en) Colour television display apparatus including a cathode-ray tube
YU9173A (en) Deflection yoke use with in-line electron guns
ES434907A1 (en) Plural gun cathode-ray tube with oval control electrodes
CA960742A (en) Color cathode ray tube arrangement
CA973920A (en) Electron guns for use in cathode ray tubes
GB1208780A (en) Colour display cathode ray tube
GB821542A (en) Improvements in or relating to cathode ray tubes
ES424348A1 (en) Device for the display of colour television images
CA979473A (en) Magnetically-focussed cathode-ray tube comprising a tilted and skewed off-axis electron gun
AU455382B2 (en) Colour display cathode ray tube
GB1208002A (en) Apparatus for producing a colour television display
IE37030B1 (en) A colour cathode ray tube display system
CA910948A (en) Cathode ray tube gun having nested electrode assembly
JPS526463A (en) Multi electron gun cathode-ray tube
CA884000A (en) Color cathode ray tube of the plural-beam, single electron gun type
CA904387A (en) Electrostatic deflection type cathode-ray tube with a plurality of electron guns
CA724781A (en) Electron gun structure for cathode ray tubes
AU416217B2 (en) High contrast cathode ray tube viewing screen
CA879275A (en) Electron gun structure for flat cathode ray tube
AU446622B2 (en) Cathode ray tube gun having nested electrode assembly
AU466902B2 (en) Circuit arrangement for supplying eht tothe acceleration anode ofa picture display tube