FR1441538A - Improvements in the manufacture of cathode ray tube screens for color television - Google Patents

Improvements in the manufacture of cathode ray tube screens for color television

Info

Publication number
FR1441538A
FR1441538A FR9534A FR9534A FR1441538A FR 1441538 A FR1441538 A FR 1441538A FR 9534 A FR9534 A FR 9534A FR 9534 A FR9534 A FR 9534A FR 1441538 A FR1441538 A FR 1441538A
Authority
FR
France
Prior art keywords
manufacture
ray tube
cathode ray
color television
tube screens
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
FR9534A
Other languages
French (fr)
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 US353052A external-priority patent/US3279340A/en
Application filed by RCA Corp, Radio Corporation of America filed Critical RCA Corp
Priority to FR9534A priority Critical patent/FR1441538A/en
Application granted granted Critical
Publication of FR1441538A publication Critical patent/FR1441538A/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
    • H01J29/187—Luminescent screens screens with more than one luminescent material (as mixtures for the treatment of the screens)
    • 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
    • H01J9/2272—Devices for carrying out the processes, e.g. light houses
    • H01J9/2273—Auxiliary lenses and filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR9534A 1964-03-19 1965-03-17 Improvements in the manufacture of cathode ray tube screens for color television Expired FR1441538A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9534A FR1441538A (en) 1964-03-19 1965-03-17 Improvements in the manufacture of cathode ray tube screens for color television

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US353052A US3279340A (en) 1964-03-19 1964-03-19 Art of making color-phosphor mosaic screens
FR9534A FR1441538A (en) 1964-03-19 1965-03-17 Improvements in the manufacture of cathode ray tube screens for color television

Publications (1)

Publication Number Publication Date
FR1441538A true FR1441538A (en) 1966-06-10

Family

ID=26162459

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9534A Expired FR1441538A (en) 1964-03-19 1965-03-17 Improvements in the manufacture of cathode ray tube screens for color television

Country Status (1)

Country Link
FR (1) FR1441538A (en)

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