GB1323718A - Method of manufacturing colour picture tube - Google Patents

Method of manufacturing colour picture tube

Info

Publication number
GB1323718A
GB1323718A GB4774870A GB4774870A GB1323718A GB 1323718 A GB1323718 A GB 1323718A GB 4774870 A GB4774870 A GB 4774870A GB 4774870 A GB4774870 A GB 4774870A GB 1323718 A GB1323718 A GB 1323718A
Authority
GB
United Kingdom
Prior art keywords
transparent
powder
shadow mask
apertures
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
GB4774870A
Other languages
English (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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 JP8079369A external-priority patent/JPS4834350B1/ja
Priority claimed from JP4404070A external-priority patent/JPS5029915B1/ja
Priority claimed from JP4404170A external-priority patent/JPS4932629B1/ja
Application filed by Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB1323718A publication Critical patent/GB1323718A/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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Formation Of Various Coating Films On Cathode Ray Tubes And Lamps (AREA)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
GB4774870A 1969-10-09 1970-10-07 Method of manufacturing colour picture tube Expired GB1323718A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP8079369A JPS4834350B1 (enrdf_load_stackoverflow) 1969-10-09 1969-10-09
JP4404070A JPS5029915B1 (enrdf_load_stackoverflow) 1970-05-25 1970-05-25
JP4404170A JPS4932629B1 (enrdf_load_stackoverflow) 1970-05-25 1970-05-25

Publications (1)

Publication Number Publication Date
GB1323718A true GB1323718A (en) 1973-07-18

Family

ID=27291768

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4774870A Expired GB1323718A (en) 1969-10-09 1970-10-07 Method of manufacturing colour picture tube

Country Status (6)

Country Link
US (1) US3703374A (enrdf_load_stackoverflow)
CA (1) CA918511A (enrdf_load_stackoverflow)
DE (1) DE2049535B2 (enrdf_load_stackoverflow)
FR (1) FR2065211A5 (enrdf_load_stackoverflow)
GB (1) GB1323718A (enrdf_load_stackoverflow)
NL (1) NL7014712A (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3989523A (en) * 1971-09-15 1976-11-02 International Standard Electric Corporation Reducing aperture-size of shadow mask in painting black matrix CRT screen
US3822454A (en) * 1972-11-30 1974-07-09 Gte Sylvania Inc Method of fabricating a color cathode ray tube
US3931442A (en) * 1973-03-02 1976-01-06 Gte Sylvania Incorporated Temporary modification of a pattern mask for use in forming a color CRT screen and a process for modifying the same
US4671776A (en) * 1983-09-13 1987-06-09 Kabushiki Kaisha Toshiba Manufacturing method of color picture tube

Also Published As

Publication number Publication date
DE2049535A1 (de) 1971-04-22
DE2049535B2 (de) 1972-07-13
FR2065211A5 (enrdf_load_stackoverflow) 1971-07-23
NL7014712A (enrdf_load_stackoverflow) 1971-04-14
US3703374A (en) 1972-11-21
CA918511A (en) 1973-01-09

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLNP Patent lapsed through nonpayment of renewal fees