CN1141729C - 电子枪用阴极 - Google Patents

电子枪用阴极 Download PDF

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Publication number
CN1141729C
CN1141729C CNB981021786A CN98102178A CN1141729C CN 1141729 C CN1141729 C CN 1141729C CN B981021786 A CNB981021786 A CN B981021786A CN 98102178 A CN98102178 A CN 98102178A CN 1141729 C CN1141729 C CN 1141729C
Authority
CN
China
Prior art keywords
cathode
electron gun
nickel
metal
metal level
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 - Fee Related
Application number
CNB981021786A
Other languages
English (en)
Chinese (zh)
Other versions
CN1221965A (zh
Inventor
朱圭楠
崔钟书
金润昶
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.)
Samsung SDI Co Ltd
Original Assignee
Samsung Electron Devices Co 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
Application filed by Samsung Electron Devices Co Ltd filed Critical Samsung Electron Devices Co Ltd
Publication of CN1221965A publication Critical patent/CN1221965A/zh
Application granted granted Critical
Publication of CN1141729C publication Critical patent/CN1141729C/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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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
    • H01J29/04—Cathodes
    • 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
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • 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

Landscapes

  • Solid Thermionic Cathode (AREA)
CNB981021786A 1997-12-30 1998-05-27 电子枪用阴极 Expired - Fee Related CN1141729C (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
KR79095/1997 1997-12-30
KR1019970079095A KR100268243B1 (ko) 1997-12-30 1997-12-30 전자총용 음극
KR79095/97 1997-12-30

Publications (2)

Publication Number Publication Date
CN1221965A CN1221965A (zh) 1999-07-07
CN1141729C true CN1141729C (zh) 2004-03-10

Family

ID=19530030

Family Applications (1)

Application Number Title Priority Date Filing Date
CNB981021786A Expired - Fee Related CN1141729C (zh) 1997-12-30 1998-05-27 电子枪用阴极

Country Status (3)

Country Link
JP (1) JPH11204021A (ko)
KR (1) KR100268243B1 (ko)
CN (1) CN1141729C (ko)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6495949B1 (en) 1999-11-03 2002-12-17 Orion Electric Co., Ltd. Electron tube cathode
EP1232511B1 (de) * 2000-09-19 2007-08-15 Koninklijke Philips Electronics N.V. Oxidkathode

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR970073246A (ko) * 1996-04-26 1997-11-07 배순훈 인쇄회로기판(pcb) 검사장치 및 그 방법

Also Published As

Publication number Publication date
KR19990058910A (ko) 1999-07-26
KR100268243B1 (ko) 2000-10-16
JPH11204021A (ja) 1999-07-30
CN1221965A (zh) 1999-07-07

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Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee