IN171832B - - Google Patents

Info

Publication number
IN171832B
IN171832B IN391/MAS/88A IN391MA1988A IN171832B IN 171832 B IN171832 B IN 171832B IN 391MA1988 A IN391MA1988 A IN 391MA1988A IN 171832 B IN171832 B IN 171832B
Authority
IN
India
Application number
IN391/MAS/88A
Other languages
English (en)
Inventor
Kimura Etsuji
Nakanishi Hisao
Original Assignee
Mitsubishi Metal Corp
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 JP14664487A external-priority patent/JPH0821308B2/ja
Priority claimed from JP14664387A external-priority patent/JPH0690906B2/ja
Application filed by Mitsubishi Metal Corp, Mitsubishi Electric Corp filed Critical Mitsubishi Metal Corp
Publication of IN171832B publication Critical patent/IN171832B/en

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
    • H01J29/04—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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • 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
    • 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
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes
    • H01J9/042—Manufacture, activation of the emissive part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
IN391/MAS/88A 1987-06-12 1988-06-08 IN171832B (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP14664487A JPH0821308B2 (ja) 1987-06-12 1987-06-12 電子管陰極
JP14664387A JPH0690906B2 (ja) 1987-06-12 1987-06-12 電子管陰極

Publications (1)

Publication Number Publication Date
IN171832B true IN171832B (fr) 1993-01-23

Family

ID=26477437

Family Applications (1)

Application Number Title Priority Date Filing Date
IN391/MAS/88A IN171832B (fr) 1987-06-12 1988-06-08

Country Status (5)

Country Link
US (1) US4980603A (fr)
KR (1) KR910002969B1 (fr)
DE (1) DE3819852A1 (fr)
FR (1) FR2616586B1 (fr)
IN (1) IN171832B (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0690907B2 (ja) * 1988-02-02 1994-11-14 三菱電機株式会社 電子管用陰極
NL8901076A (nl) * 1989-04-28 1990-11-16 Philips Nv Oxydekathode.
FR2667721B1 (fr) * 1990-10-05 1997-01-10 Hitachi Ltd Cathode pour tube electronique.
DE4142535A1 (de) * 1991-12-21 1993-06-24 Philips Patentverwaltung Scandat-kathode und verfahren zur ihrer herstellung
US6034469A (en) * 1995-06-09 2000-03-07 Kabushiki Kaisha Toshiba Impregnated type cathode assembly, cathode substrate for use in the assembly, electron gun using the assembly, and electron tube using the cathode assembly
JP2876591B2 (ja) * 1996-11-29 1999-03-31 三菱電機株式会社 電子管用陰極
JP3696720B2 (ja) * 1997-07-09 2005-09-21 松下電器産業株式会社 含浸型陰極とその製造方法
JPH11102636A (ja) * 1997-09-26 1999-04-13 Matsushita Electron Corp 陰極、陰極の製造方法、受像管
JP2000357464A (ja) * 1999-06-14 2000-12-26 Hitachi Ltd 陰極線管
DE10045406A1 (de) * 2000-09-14 2002-03-28 Philips Corp Intellectual Pty Kathodenstrahlröhre mit dotierter Oxidkathode
FR2826505B1 (fr) * 2001-06-22 2005-04-29 Samsung Sdi Co Ltd Cathode pour tube electronique et procede de preparation de la cathode
US20020195919A1 (en) * 2001-06-22 2002-12-26 Choi Jong-Seo Cathode for electron tube and method of preparing the cathode
CN104766774A (zh) * 2015-04-16 2015-07-08 成都国光电气股份有限公司 一种阴极发射体
CN105679624B (zh) * 2016-03-03 2017-08-25 宁波凯耀电器制造有限公司 一种耐轰击的电子发射材料及其制备方法

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL165880C (nl) * 1975-02-21 1981-05-15 Philips Nv Naleveringskathode.
GB2012103B (en) * 1977-12-06 1982-05-12 Philips Nv Oxide cathode
NL8201371A (nl) * 1982-04-01 1983-11-01 Philips Nv Werkwijzen voor het vervaardigen van een naleveringskathode en naleveringskathode vervaardigd volgens deze werkwijzen.
NL8403031A (nl) * 1984-10-05 1986-05-01 Philips Nv Werkwijze voor het vervaardigen van een scandaatnaleveringskathode en scandaatnaleveringskathode vervaardigd volgens deze werkwijze.
KR900007751B1 (ko) * 1985-05-25 1990-10-19 미쯔비시덴끼 가부시기가이샤 전자관 음극 및 그 제조방법
JPS61271732A (ja) * 1985-05-25 1986-12-02 Mitsubishi Electric Corp 電子管陰極
JPS61269828A (ja) * 1985-05-25 1986-11-29 Mitsubishi Electric Corp 電子管陰極の製造方法
JPS6288239A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子管用陰極
JPS6222347A (ja) * 1985-07-19 1987-01-30 Mitsubishi Electric Corp 電子管用陰極
CA1270890A (fr) * 1985-07-19 1990-06-26 Keiji Watanabe Cathode de tube electronique

Also Published As

Publication number Publication date
KR910002969B1 (ko) 1991-05-11
KR890001142A (ko) 1989-03-18
FR2616586A1 (fr) 1988-12-16
DE3819852C2 (fr) 1992-10-29
DE3819852A1 (de) 1988-12-22
FR2616586B1 (fr) 1990-08-24
US4980603A (en) 1990-12-25

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