CA1020117A - Apparatus for coating a pattern mask for use in forming a color crt screen structure - Google Patents

Apparatus for coating a pattern mask for use in forming a color crt screen structure

Info

Publication number
CA1020117A
CA1020117A CA182,572A CA182572A CA1020117A CA 1020117 A CA1020117 A CA 1020117A CA 182572 A CA182572 A CA 182572A CA 1020117 A CA1020117 A CA 1020117A
Authority
CA
Canada
Prior art keywords
coating
forming
pattern mask
screen structure
crt screen
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
CA182,572A
Other languages
English (en)
Other versions
CA182572S (en
Inventor
Joseph N. Debernardis
Walter W. Slobbe
Kenneth Speigel
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.)
GTE Sylvania Inc
Original Assignee
GTE Sylvania Inc
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 GTE Sylvania Inc filed Critical GTE Sylvania Inc
Application granted granted Critical
Publication of CA1020117A publication Critical patent/CA1020117A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C25—ELECTROLYTIC OR ELECTROPHORETIC PROCESSES; APPARATUS THEREFOR
    • C25D—PROCESSES FOR THE ELECTROLYTIC OR ELECTROPHORETIC PRODUCTION OF COATINGS; ELECTROFORMING; APPARATUS THEREFOR
    • C25D1/00—Electroforming
    • C25D1/12—Electroforming by electrophoresis
    • 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
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H01J9/142—Manufacture of electrodes or electrode systems of non-emitting electrodes of shadow-masks for colour television tubes
    • H01J9/144—Mask treatment related to the process of dot deposition during manufacture of luminescent screen
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Molecular Biology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Electrochemistry (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
CA182,572A 1972-11-30 1973-10-03 Apparatus for coating a pattern mask for use in forming a color crt screen structure Expired CA1020117A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US31070472A 1972-11-30 1972-11-30

Publications (1)

Publication Number Publication Date
CA1020117A true CA1020117A (en) 1977-11-01

Family

ID=23203749

Family Applications (1)

Application Number Title Priority Date Filing Date
CA182,572A Expired CA1020117A (en) 1972-11-30 1973-10-03 Apparatus for coating a pattern mask for use in forming a color crt screen structure

Country Status (5)

Country Link
US (1) US3764514A (zh)
BE (1) BE805860A (zh)
CA (1) CA1020117A (zh)
DE (1) DE2359005C3 (zh)
FR (1) FR2209205B3 (zh)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3863086A (en) * 1972-11-30 1975-01-28 Gte Sylvania Inc Coated pattern mask for use in forming a color CRT screen structure and method for coating the mask
US5531880A (en) * 1994-09-13 1996-07-02 Microelectronics And Computer Technology Corporation Method for producing thin, uniform powder phosphor for display screens

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2851408A (en) * 1954-10-01 1958-09-09 Westinghouse Electric Corp Method of electrophoretic deposition of luminescent materials and product resulting therefrom
US3070441A (en) * 1958-02-27 1962-12-25 Rca Corp Art of manufacturing cathode-ray tubes of the focus-mask variety
US3360450A (en) * 1962-11-19 1967-12-26 American Optical Corp Method of making cathode ray tube face plates utilizing electrophoretic deposition
US3321657A (en) * 1962-12-18 1967-05-23 American Optical Corp Electrostatic printing cathode ray tube with conducting wires in face plate
US3525679A (en) * 1964-05-05 1970-08-25 Westinghouse Electric Corp Method of electrodepositing luminescent material on insulating substrate

Also Published As

Publication number Publication date
US3764514A (en) 1973-10-09
DE2359005A1 (de) 1974-06-06
DE2359005B2 (de) 1977-07-14
BE805860A (fr) 1974-04-10
FR2209205B3 (zh) 1976-10-15
DE2359005C3 (de) 1978-03-09
FR2209205A1 (zh) 1974-06-28

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