CA933576A - Method of manufacturing a luminescent screen of a colour television display tube - Google Patents

Method of manufacturing a luminescent screen of a colour television display tube

Info

Publication number
CA933576A
CA933576A CA123326A CA123326A CA933576A CA 933576 A CA933576 A CA 933576A CA 123326 A CA123326 A CA 123326A CA 123326 A CA123326 A CA 123326A CA 933576 A CA933576 A CA 933576A
Authority
CA
Canada
Prior art keywords
manufacturing
display tube
television display
luminescent screen
colour television
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
CA123326A
Other versions
CA123326S (en
Inventor
F. K. Littmann Walter
E. F. Hansen Norbert
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
Priority claimed from DE19702047262 external-priority patent/DE2047262C3/en
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of CA933576A publication Critical patent/CA933576A/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
    • H01J29/10—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
    • 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
    • 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
    • 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
    • H01J9/2276—Development of latent electrostatic images
    • 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)
CA123326A 1970-09-25 1971-09-21 Method of manufacturing a luminescent screen of a colour television display tube Expired CA933576A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702047262 DE2047262C3 (en) 1970-09-25 Process for applying a light-absorbing layer to a color television picture display tube

Publications (1)

Publication Number Publication Date
CA933576A true CA933576A (en) 1973-09-11

Family

ID=5783393

Family Applications (1)

Application Number Title Priority Date Filing Date
CA123326A Expired CA933576A (en) 1970-09-25 1971-09-21 Method of manufacturing a luminescent screen of a colour television display tube

Country Status (8)

Country Link
US (1) US3814629A (en)
JP (1) JPS5332677B1 (en)
BE (1) BE773009A (en)
CA (1) CA933576A (en)
FR (1) FR2108548A5 (en)
GB (1) GB1337779A (en)
HK (1) HK60276A (en)
NL (1) NL7112928A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7504324A (en) * 1975-04-11 1976-10-13 Philips Nv CATHOD BEAM TUBE FOR DISPLAYING COLORED IMAGES.
EP0623944B1 (en) * 1993-05-05 1997-07-02 AT&T Corp. Flat panel display apparatus, and method of making same
US6022652A (en) * 1994-11-21 2000-02-08 Candescent Technologies Corporation High resolution flat panel phosphor screen with tall barriers
US5543683A (en) * 1994-11-21 1996-08-06 Silicon Video Corporation Faceplate for field emission display including wall gripper structures
US6384527B1 (en) * 1994-11-21 2002-05-07 Candescent Technologies Corporation Flat panel display with reduced electron scattering effects

Also Published As

Publication number Publication date
DE2047262A1 (en) 1972-03-30
JPS5332677B1 (en) 1978-09-09
US3814629A (en) 1974-06-04
HK60276A (en) 1976-10-01
NL7112928A (en) 1972-03-28
BE773009A (en) 1972-03-23
DE2047262B2 (en) 1976-04-01
GB1337779A (en) 1973-11-21
FR2108548A5 (en) 1972-05-19

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