FR2616586B1 - Cathode pour un tube electronique - Google Patents

Cathode pour un tube electronique

Info

Publication number
FR2616586B1
FR2616586B1 FR888807798A FR8807798A FR2616586B1 FR 2616586 B1 FR2616586 B1 FR 2616586B1 FR 888807798 A FR888807798 A FR 888807798A FR 8807798 A FR8807798 A FR 8807798A FR 2616586 B1 FR2616586 B1 FR 2616586B1
Authority
FR
France
Prior art keywords
cathode
electronic tube
electronic
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 - Lifetime
Application number
FR888807798A
Other languages
English (en)
French (fr)
Other versions
FR2616586A1 (fr
Inventor
Etsuji Kimura
Hisao Nakanishi
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.)
Mitsubishi Electric Corp
Mitsubishi Metal Corp
Original Assignee
Mitsubishi Electric Corp
Mitsubishi Metal 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 Electric Corp, Mitsubishi Metal Corp filed Critical Mitsubishi Electric Corp
Publication of FR2616586A1 publication Critical patent/FR2616586A1/fr
Application granted granted Critical
Publication of FR2616586B1 publication Critical patent/FR2616586B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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)
FR888807798A 1987-06-12 1988-06-10 Cathode pour un tube electronique Expired - Lifetime FR2616586B1 (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 (2)

Publication Number Publication Date
FR2616586A1 FR2616586A1 (fr) 1988-12-16
FR2616586B1 true FR2616586B1 (fr) 1990-08-24

Family

ID=26477437

Family Applications (1)

Application Number Title Priority Date Filing Date
FR888807798A Expired - Lifetime FR2616586B1 (fr) 1987-06-12 1988-06-10 Cathode pour un tube electronique

Country Status (5)

Country Link
US (1) US4980603A (forum.php)
KR (1) KR910002969B1 (forum.php)
DE (1) DE3819852A1 (forum.php)
FR (1) FR2616586B1 (forum.php)
IN (1) IN171832B (forum.php)

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
EP0831512A4 (en) * 1995-06-09 1999-02-10 Toshiba Kk STORAGE CATHODE STRUCTURE, CATHODE SUBSTRATE FOR THIS STRUCTURE, ELECTRONIC CANNON STRUCTURE USING THIS STRUCTURE AND ELECTRON TUBE
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
US20020195919A1 (en) * 2001-06-22 2002-12-26 Choi Jong-Seo Cathode for electron tube and method of preparing the cathode
FR2826505B1 (fr) * 2001-06-22 2005-04-29 Samsung Sdi Co Ltd Cathode pour tube electronique et procede de preparation de la 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.
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
KR900007751B1 (ko) * 1985-05-25 1990-10-19 미쯔비시덴끼 가부시기가이샤 전자관 음극 및 그 제조방법
JPS6222347A (ja) * 1985-07-19 1987-01-30 Mitsubishi Electric Corp 電子管用陰極
JPS6288239A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子管用陰極
CA1270890A (en) * 1985-07-19 1990-06-26 Keiji Watanabe Cathode for electron tube

Also Published As

Publication number Publication date
FR2616586A1 (fr) 1988-12-16
US4980603A (en) 1990-12-25
KR890001142A (ko) 1989-03-18
IN171832B (forum.php) 1993-01-23
KR910002969B1 (ko) 1991-05-11
DE3819852C2 (forum.php) 1992-10-29
DE3819852A1 (de) 1988-12-22

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
ST Notification of lapse

Effective date: 20070228