KR910012933U - Oxide cathode of electron gun for cathode ray tube - Google Patents

Oxide cathode of electron gun for cathode ray tube

Info

Publication number
KR910012933U
KR910012933U KR2019890021267U KR890021267U KR910012933U KR 910012933 U KR910012933 U KR 910012933U KR 2019890021267 U KR2019890021267 U KR 2019890021267U KR 890021267 U KR890021267 U KR 890021267U KR 910012933 U KR910012933 U KR 910012933U
Authority
KR
South Korea
Prior art keywords
cathode
ray tube
electron gun
oxide
cathode ray
Prior art date
Application number
KR2019890021267U
Other languages
Korean (ko)
Other versions
KR950002001Y1 (en
Inventor
박재휘
Original Assignee
삼성전관 주식회사
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 삼성전관 주식회사 filed Critical 삼성전관 주식회사
Priority to KR2019890021267U priority Critical patent/KR950002001Y1/en
Publication of KR910012933U publication Critical patent/KR910012933U/en
Application granted granted Critical
Publication of KR950002001Y1 publication Critical patent/KR950002001Y1/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/13—Solid thermionic cathodes
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/26—Supports for the emissive material
    • 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
    • H01J29/04—Cathodes
KR2019890021267U 1989-12-31 1989-12-31 Oxide cathode of an electron gun for an electron tube KR950002001Y1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019890021267U KR950002001Y1 (en) 1989-12-31 1989-12-31 Oxide cathode of an electron gun for an electron tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019890021267U KR950002001Y1 (en) 1989-12-31 1989-12-31 Oxide cathode of an electron gun for an electron tube

Publications (2)

Publication Number Publication Date
KR910012933U true KR910012933U (en) 1991-07-30
KR950002001Y1 KR950002001Y1 (en) 1995-03-23

Family

ID=19294981

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019890021267U KR950002001Y1 (en) 1989-12-31 1989-12-31 Oxide cathode of an electron gun for an electron tube

Country Status (1)

Country Link
KR (1) KR950002001Y1 (en)

Also Published As

Publication number Publication date
KR950002001Y1 (en) 1995-03-23

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