CA959692A - Controlled-exposure method for preparing luminescent screens for color-television-picture tubes - Google Patents

Controlled-exposure method for preparing luminescent screens for color-television-picture tubes

Info

Publication number
CA959692A
CA959692A CA110,240A CA110240A CA959692A CA 959692 A CA959692 A CA 959692A CA 110240 A CA110240 A CA 110240A CA 959692 A CA959692 A CA 959692A
Authority
CA
Canada
Prior art keywords
television
color
controlled
exposure method
picture tubes
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
CA110,240A
Other versions
CA110240S (en
Inventor
Norman R. Goldstein
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
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
Application granted granted Critical
Publication of CA959692A publication Critical patent/CA959692A/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
CA110,240A 1970-05-21 1971-04-13 Controlled-exposure method for preparing luminescent screens for color-television-picture tubes Expired CA959692A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US3926970A 1970-05-21 1970-05-21

Publications (1)

Publication Number Publication Date
CA959692A true CA959692A (en) 1974-12-24

Family

ID=21904570

Family Applications (1)

Application Number Title Priority Date Filing Date
CA110,240A Expired CA959692A (en) 1970-05-21 1971-04-13 Controlled-exposure method for preparing luminescent screens for color-television-picture tubes

Country Status (6)

Country Link
CA (1) CA959692A (en)
DE (1) DE2125088A1 (en)
ES (1) ES391178A1 (en)
FR (1) FR2091717A5 (en)
GB (1) GB1322441A (en)
NL (1) NL7104588A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052725A (en) * 1976-08-02 1977-10-04 Rca Corporation Cathode-ray tube screening exposure method

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4416521A (en) * 1981-05-28 1983-11-22 Rca Corporation System and method for determining the light transmission characteristics of color picture tube shadow masks
US4436394A (en) * 1981-05-28 1984-03-13 Rca Corporation System and method for controlling the exposure of color picture tube phosphor screens
FR2582858B1 (en) * 1985-06-04 1988-11-10 Videocolor METHOD AND APPARATUS FOR ILLUMINATING THE SLAB OF A COLORED TELEVISION TUBE FOR SCREEN FORMATION

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4052725A (en) * 1976-08-02 1977-10-04 Rca Corporation Cathode-ray tube screening exposure method

Also Published As

Publication number Publication date
ES391178A1 (en) 1973-07-01
FR2091717A5 (en) 1972-01-14
NL7104588A (en) 1971-11-23
GB1322441A (en) 1973-07-04
DE2125088A1 (en) 1971-12-02

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