DE2137142B2 - COLOR IMAGE CATHODE BEAM TUBE - Google Patents

COLOR IMAGE CATHODE BEAM TUBE

Info

Publication number
DE2137142B2
DE2137142B2 DE19712137142 DE2137142A DE2137142B2 DE 2137142 B2 DE2137142 B2 DE 2137142B2 DE 19712137142 DE19712137142 DE 19712137142 DE 2137142 A DE2137142 A DE 2137142A DE 2137142 B2 DE2137142 B2 DE 2137142B2
Authority
DE
Germany
Prior art keywords
color image
beam tube
cathode beam
image cathode
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.)
Granted
Application number
DE19712137142
Other languages
German (de)
Other versions
DE2137142C3 (en
DE2137142A1 (en
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 filed Critical
Priority to DE19712137142 priority Critical patent/DE2137142C3/en
Priority to AU44619/72A priority patent/AU4461972A/en
Publication of DE2137142A1 publication Critical patent/DE2137142A1/en
Publication of DE2137142B2 publication Critical patent/DE2137142B2/en
Application granted granted Critical
Publication of DE2137142C3 publication Critical patent/DE2137142C3/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
    • H01J9/02—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
    • H01J9/146—Surface treatment, e.g. blackening, coating
    • 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
    • H01J29/06—Screens for shielding; Masks interposed in the electron stream
    • H01J29/07—Shadow masks for colour television tubes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/07—Shadow masks
    • H01J2229/0727—Aperture plate
    • H01J2229/0733—Aperture plate characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2229/00—Details of cathode ray tubes or electron beam tubes
    • H01J2229/07—Shadow masks
    • H01J2229/0727—Aperture plate
    • H01J2229/0777—Coatings

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
DE19712137142 1971-07-24 1971-07-24 Color cathode ray tube Expired DE2137142C3 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE19712137142 DE2137142C3 (en) 1971-07-24 1971-07-24 Color cathode ray tube
AU44619/72A AU4461972A (en) 1971-07-24 1972-07-17 Colour picture cathode ray tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712137142 DE2137142C3 (en) 1971-07-24 1971-07-24 Color cathode ray tube

Publications (3)

Publication Number Publication Date
DE2137142A1 DE2137142A1 (en) 1973-02-01
DE2137142B2 true DE2137142B2 (en) 1973-08-09
DE2137142C3 DE2137142C3 (en) 1974-02-28

Family

ID=5814743

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19712137142 Expired DE2137142C3 (en) 1971-07-24 1971-07-24 Color cathode ray tube

Country Status (2)

Country Link
AU (1) AU4461972A (en)
DE (1) DE2137142C3 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5068653A (en) * 1973-10-22 1975-06-09
JPS5569238A (en) * 1978-11-15 1980-05-24 Nisshin Steel Co Ltd Steel for shadow mask of color television braun tube
US4292565A (en) * 1979-04-19 1981-09-29 Tokyo Shibaura Denki Kabushiki Kaisha Shadow mask assembly for a cathode ray tube

Also Published As

Publication number Publication date
DE2137142C3 (en) 1974-02-28
DE2137142A1 (en) 1973-02-01
AU4461972A (en) 1974-01-24

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Legal Events

Date Code Title Description
C3 Grant after two publication steps (3rd publication)
E77 Valid patent as to the heymanns-index 1977
8339 Ceased/non-payment of the annual fee