IT1126560B - Tubo a raggi catodici dotato di uno schermo presentante aree fotoassorbenti - Google Patents

Tubo a raggi catodici dotato di uno schermo presentante aree fotoassorbenti

Info

Publication number
IT1126560B
IT1126560B IT27985/79A IT2798579A IT1126560B IT 1126560 B IT1126560 B IT 1126560B IT 27985/79 A IT27985/79 A IT 27985/79A IT 2798579 A IT2798579 A IT 2798579A IT 1126560 B IT1126560 B IT 1126560B
Authority
IT
Italy
Prior art keywords
cathode
ray tube
tube equipped
screen presenting
absorbing areas
Prior art date
Application number
IT27985/79A
Other languages
English (en)
Italian (it)
Other versions
IT7927985A0 (it
Inventor
Morrell Albert Maxwell
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
Publication of IT7927985A0 publication Critical patent/IT7927985A0/it
Application granted granted Critical
Publication of IT1126560B publication Critical patent/IT1126560B/it

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
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
    • H01J29/327—Black matrix materials
    • 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
    • H01J29/10—Screens on or from which an image or pattern is formed, picked up, converted or stored
    • H01J29/18—Luminescent screens
    • H01J29/30—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines
    • H01J29/32—Luminescent screens with luminescent material discontinuously arranged, e.g. in dots, in lines with adjacent dots or lines of different luminescent material, e.g. for colour television
    • 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
    • H01J9/2278—Application of light absorbing material, e.g. between the luminescent areas

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
IT27985/79A 1979-01-02 1979-12-07 Tubo a raggi catodici dotato di uno schermo presentante aree fotoassorbenti IT1126560B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US91279A 1979-01-02 1979-01-02

Publications (2)

Publication Number Publication Date
IT7927985A0 IT7927985A0 (it) 1979-12-07
IT1126560B true IT1126560B (it) 1986-05-21

Family

ID=21693538

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27985/79A IT1126560B (it) 1979-01-02 1979-12-07 Tubo a raggi catodici dotato di uno schermo presentante aree fotoassorbenti

Country Status (4)

Country Link
JP (1) JPS5593632A (ja)
DE (1) DE3000039A1 (ja)
FR (1) FR2446010A1 (ja)
IT (1) IT1126560B (ja)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1467026A (fr) * 1965-06-22 1967-01-27 écran tissé fluorescent pour tubes cathodiques récepteurs de télévision en couleurs
BE793999A (fr) * 1972-01-14 1973-05-02 Rca Corp Procede de fabrication de tubes-images du type a masque pour la television en couleurs
JPS4896070A (ja) * 1972-03-21 1973-12-08
JPS5727574B2 (ja) * 1974-03-13 1982-06-11
DE2454520A1 (de) * 1974-05-22 1975-12-04 Gen Electric Bildschirm fuer geschlitzte lochmasken von farbfernseh-bildroehren und verfahren zur herstellung
JPS5242362A (en) * 1975-10-01 1977-04-01 Hitachi Ltd Manufacturing method for fluorescent screen for color brown tube
JPS5438762A (en) * 1977-09-02 1979-03-23 Toshiba Corp Color picture tube
DE2915020A1 (de) * 1979-04-12 1980-10-16 Standard Elektrik Lorenz Ag Farbbildroehre mit schwarzmatrix und verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
FR2446010A1 (fr) 1980-08-01
JPS5593632A (en) 1980-07-16
DE3000039A1 (de) 1980-07-03
IT7927985A0 (it) 1979-12-07

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