AU6701574A - Color television tube - Google Patents

Color television tube

Info

Publication number
AU6701574A
AU6701574A AU67015/74A AU6701574A AU6701574A AU 6701574 A AU6701574 A AU 6701574A AU 67015/74 A AU67015/74 A AU 67015/74A AU 6701574 A AU6701574 A AU 6701574A AU 6701574 A AU6701574 A AU 6701574A
Authority
AU
Australia
Prior art keywords
screen
phosphor
area
window
shadow mask
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
AU67015/74A
Other languages
English (en)
Inventor
Himanshu Mukundray Patel
George Duard Dimmick
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of AU6701574A publication Critical patent/AU6701574A/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
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/20—Manufacture of screens on or from which an image or pattern is formed, picked up, converted or stored; Applying coatings to the vessel
    • H01J9/22—Applying luminescent coatings
    • H01J9/227—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines
    • H01J9/2271—Applying luminescent coatings with luminescent material discontinuously arranged, e.g. in dots or lines by photographic processes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
AU67015/74A 1973-04-26 1974-03-22 Color television tube Expired AU6701574A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US354579A US3890527A (en) 1973-04-26 1973-04-26 Triad color screen having elements larger than mask apertures near screen center and smaller near periphery

Publications (1)

Publication Number Publication Date
AU6701574A true AU6701574A (en) 1975-09-25

Family

ID=23393986

Family Applications (1)

Application Number Title Priority Date Filing Date
AU67015/74A Expired AU6701574A (en) 1973-04-26 1974-03-22 Color television tube

Country Status (5)

Country Link
US (1) US3890527A (enExample)
JP (1) JPS5015477A (enExample)
AU (1) AU6701574A (enExample)
CA (1) CA1000339A (enExample)
DE (1) DE2419666A1 (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5727574B2 (enExample) * 1974-03-13 1982-06-11
US4100452A (en) * 1976-11-02 1978-07-11 Zenith Radio Corporation Color television picture tube image screen having positive and negative misregistration tolerance conditions
NL7706617A (nl) * 1977-06-16 1978-12-19 Philips Nv Kleurenbeeldbuis.
US4139797A (en) * 1977-07-01 1979-02-13 Zenith Radio Corporation Color television screen and shadow mask assembly having increased tolerance to radial registration errors

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2947899A (en) * 1958-01-23 1960-08-02 Zenith Radio Corp Color image reproducers
GB1165766A (en) * 1967-06-06 1969-10-01 Thorn Aei Radio And Tubes Ltd Improvements in Cathode Ray Tubes for Colour Television
US3790839A (en) * 1972-04-04 1974-02-05 Zenith Radio Corp Rectangular grade black surround screen
JPS51423A (ja) * 1974-06-22 1976-01-06 Atsuho Tanaka Seizuyosetsuchakuteepuno itsuteisetsudan oyobi teichakuaruminiumugokinban

Also Published As

Publication number Publication date
US3890527A (en) 1975-06-17
DE2419666A1 (de) 1974-11-21
CA1000339A (en) 1976-11-23
JPS5015477A (enExample) 1975-02-18

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