JPS5840731A - 酸化物陰極構体 - Google Patents

酸化物陰極構体

Info

Publication number
JPS5840731A
JPS5840731A JP56137703A JP13770381A JPS5840731A JP S5840731 A JPS5840731 A JP S5840731A JP 56137703 A JP56137703 A JP 56137703A JP 13770381 A JP13770381 A JP 13770381A JP S5840731 A JPS5840731 A JP S5840731A
Authority
JP
Japan
Prior art keywords
base metal
oxide
depth
electron emitting
cathode structure
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
JP56137703A
Other languages
English (en)
Japanese (ja)
Other versions
JPS648892B2 (enrdf_load_stackoverflow
Inventor
Masaru Nikaido
勝 二階堂
Yoshiaki Ouchi
義昭 大内
Sakae Kimura
木村　栄
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric 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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP56137703A priority Critical patent/JPS5840731A/ja
Publication of JPS5840731A publication Critical patent/JPS5840731A/ja
Publication of JPS648892B2 publication Critical patent/JPS648892B2/ja
Granted legal-status Critical Current

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

Landscapes

  • Electrodes For Cathode-Ray Tubes (AREA)
  • Solid Thermionic Cathode (AREA)
JP56137703A 1981-09-03 1981-09-03 酸化物陰極構体 Granted JPS5840731A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56137703A JPS5840731A (ja) 1981-09-03 1981-09-03 酸化物陰極構体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56137703A JPS5840731A (ja) 1981-09-03 1981-09-03 酸化物陰極構体

Publications (2)

Publication Number Publication Date
JPS5840731A true JPS5840731A (ja) 1983-03-09
JPS648892B2 JPS648892B2 (enrdf_load_stackoverflow) 1989-02-15

Family

ID=15204838

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56137703A Granted JPS5840731A (ja) 1981-09-03 1981-09-03 酸化物陰極構体

Country Status (1)

Country Link
JP (1) JPS5840731A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6288241A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子菅用陰極
JPS6288239A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子管用陰極
JPS6288240A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子管用陰極
KR19990045119A (ko) * 1997-11-29 1999-06-25 김영남 음극선관용 함침형 캐소드 구조체 및 그 제조방법
KR20000034114A (ko) * 1998-11-27 2000-06-15 김영남 환원제가 투입된 음극선관의 산화물 캐소드와 그 제조방법

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6288241A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子菅用陰極
JPS6288239A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子管用陰極
JPS6288240A (ja) * 1985-10-14 1987-04-22 Mitsubishi Electric Corp 電子管用陰極
KR19990045119A (ko) * 1997-11-29 1999-06-25 김영남 음극선관용 함침형 캐소드 구조체 및 그 제조방법
KR20000034114A (ko) * 1998-11-27 2000-06-15 김영남 환원제가 투입된 음극선관의 산화물 캐소드와 그 제조방법

Also Published As

Publication number Publication date
JPS648892B2 (enrdf_load_stackoverflow) 1989-02-15

Similar Documents

Publication Publication Date Title
KR930011964B1 (ko) 전자관용 음극
US4533852A (en) Method of manufacturing a thermionic cathode and thermionic cathode manufactured by means of said method
US4083811A (en) Lanthanated thermionic cathodes
JPS5840731A (ja) 酸化物陰極構体
US4275123A (en) Hot-cathode material and production thereof
JPH0690907B2 (ja) 電子管用陰極
US4260665A (en) Electron tube cathode and method for producing the same
JP3957344B2 (ja) 放電管または放電ランプ及びスカンデート−ディスペンサ陰極
JP3301881B2 (ja) 電子管用の陰極
US3088851A (en) Method of manufacturing oxide cathodes and cathodes manufactured by such methods
JPH05266786A (ja) 陰 極
JP2004510291A (ja) 酸化物カソードを具えた陰極線管
TW469462B (en) Cathode subassembly and color CRT equipped therewith
JP2928155B2 (ja) 電子管用陰極
JP5226921B2 (ja) ドープ酸化物陰極を具えた陰極線管
JPH0114660B2 (enrdf_load_stackoverflow)
EP0639848B1 (en) Oxide cathode for electron tube
JPS5840730A (ja) 酸化物陰極構体及びその製造方法
JPH0129008B2 (enrdf_load_stackoverflow)
JPS601718A (ja) 酸化物陰極構体及びその製造方法
JP2006507642A (ja) 酸化物陰極を備えた真空管
JPS5842134A (ja) 酸化物陰極構体
JPH0433096B2 (enrdf_load_stackoverflow)
JPS648891B2 (enrdf_load_stackoverflow)
JP2003016931A (ja) 陰極線管用ディスペンサカソードの製造方法