CA941006A - Screening a black-surround color cathode-ray tube - Google Patents

Screening a black-surround color cathode-ray tube

Info

Publication number
CA941006A
CA941006A CA130,205A CA130205A CA941006A CA 941006 A CA941006 A CA 941006A CA 130205 A CA130205 A CA 130205A CA 941006 A CA941006 A CA 941006A
Authority
CA
Canada
Prior art keywords
screening
black
ray tube
color cathode
surround color
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
CA130,205A
Other versions
CA130205S (en
Inventor
Sam H. Kaplan
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.)
Zenith Electronics LLC
Original Assignee
Zenith Radio 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 Zenith Radio Corp filed Critical Zenith Radio Corp
Application granted granted Critical
Publication of CA941006A publication Critical patent/CA941006A/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
CA130,205A 1970-12-21 1971-12-15 Screening a black-surround color cathode-ray tube Expired CA941006A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9994970A 1970-12-21 1970-12-21

Publications (1)

Publication Number Publication Date
CA941006A true CA941006A (en) 1974-01-29

Family

ID=22277370

Family Applications (1)

Application Number Title Priority Date Filing Date
CA130,205A Expired CA941006A (en) 1970-12-21 1971-12-15 Screening a black-surround color cathode-ray tube

Country Status (3)

Country Link
US (1) US3677758A (en)
CA (1) CA941006A (en)
GB (1) GB1319433A (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE793999A (en) * 1972-01-14 1973-05-02 Rca Corp METHOD OF MANUFACTURING MASK-TYPE IMAGE TUBES FOR COLOR TELEVISION
JPS5137138B2 (en) * 1972-01-26 1976-10-14
US3954470A (en) * 1975-03-13 1976-05-04 Gte Sylvania Incorporated Process for fabricating a color cathode ray tube
US3998638A (en) * 1975-05-22 1976-12-21 Westinghouse Electric Corporation Method of developing opaquely coated sensitized matrix with a solution containing sodium meta-silicate
US4106937A (en) * 1976-01-02 1978-08-15 Tektronix, Inc. Cathode ray storage tube having a target dielectric provided with particulate segments of collector electrode extending therethrough

Also Published As

Publication number Publication date
GB1319433A (en) 1973-06-06
US3677758A (en) 1972-07-18

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