GB2093269B - Color cathode ray tube - Google Patents

Color cathode ray tube

Info

Publication number
GB2093269B
GB2093269B GB8202538A GB8202538A GB2093269B GB 2093269 B GB2093269 B GB 2093269B GB 8202538 A GB8202538 A GB 8202538A GB 8202538 A GB8202538 A GB 8202538A GB 2093269 B GB2093269 B GB 2093269B
Authority
GB
United Kingdom
Prior art keywords
ray tube
cathode ray
color cathode
color
tube
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
GB8202538A
Other versions
GB2093269A (en
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.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric 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
Priority claimed from JP2247081A external-priority patent/JPS57136742A/en
Priority claimed from JP2247781A external-priority patent/JPS57136743A/en
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of GB2093269A publication Critical patent/GB2093269A/en
Application granted granted Critical
Publication of GB2093269B publication Critical patent/GB2093269B/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
    • H01J29/20—Luminescent screens characterised by the luminescent material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J31/00—Cathode ray tubes; Electron beam tubes
    • 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
    • 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
    • H01J29/185—Luminescent screens measures against halo-phenomena
    • 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
    • H01J29/24—Supports for luminescent material
    • 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)
  • Manufacturing & Machinery (AREA)
  • Luminescent Compositions (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
GB8202538A 1981-02-17 1982-01-29 Color cathode ray tube Expired GB2093269B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2247081A JPS57136742A (en) 1981-02-17 1981-02-17 Color cathode-ray tube
JP2247781A JPS57136743A (en) 1981-02-17 1981-02-17 Color cathode-ray tube

Publications (2)

Publication Number Publication Date
GB2093269A GB2093269A (en) 1982-08-25
GB2093269B true GB2093269B (en) 1984-08-30

Family

ID=26359699

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8202538A Expired GB2093269B (en) 1981-02-17 1982-01-29 Color cathode ray tube

Country Status (3)

Country Link
KR (1) KR870001634B1 (en)
DE (1) DE3205031C2 (en)
GB (1) GB2093269B (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4626740A (en) * 1984-10-09 1986-12-02 North American Philips Corporation Red luminescent cathode ray device with improved color filtering system
JPH0625848B2 (en) * 1985-07-08 1994-04-06 富士写真フイルム株式会社 Color image forming method
DE4312737A1 (en) * 1993-04-20 1994-10-27 Philips Patentverwaltung Color display device
CN1285096C (en) * 2002-12-26 2006-11-15 株式会社东芝 Display device

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3926837A (en) * 1974-10-29 1975-12-16 Westinghouse Electric Corp Method for the preparation of europium activated yttrium oxysulfide
JPS5545712A (en) * 1978-09-27 1980-03-31 Hitachi Ltd Manufacture of pigment-adhered red luminescent fluophor
DE3012055A1 (en) * 1980-03-28 1981-10-08 Videocolor GmbH, 7900 Ulm Pigmenting phosphor particles by wet process with calcination - in air to increase adhesion and impart hydrophilic nature, useful in colour picture tube
US4405881A (en) * 1980-05-29 1983-09-20 Mitsubishi Denki Kabushiki Kaisha Color cathode ray tube including Nd2 O3 and Cr2 O3 in face glass
DE3045970A1 (en) * 1980-12-05 1982-07-08 Videocolor GmbH, 7900 Ulm Applying pigment to surface of fluorescent grains - by grinding, and fixing with resin emulsion

Also Published As

Publication number Publication date
GB2093269A (en) 1982-08-25
KR870001634B1 (en) 1987-09-17
DE3205031C2 (en) 1987-04-09
KR830009640A (en) 1983-12-22
DE3205031A1 (en) 1983-02-24

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 20000126

PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010129