JPS5566819A - Oxide cathode for electron tube - Google Patents

Oxide cathode for electron tube

Info

Publication number: JPS5566819A
Authority: JP; Japan
Prior art keywords: base metal; oxide cathode; electron; oxide; electron tube
Prior art date: 1978-11-15
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

JP13990378A

Other languages

English (en)

Other versions

JPS6148207B2 (ja

Inventor

Kazuo Sunahara

Akira Misumi

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.)

Hitachi Ltd

Original Assignee

Hitachi 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.)

1978-11-15

Filing date

1978-11-15

Publication date

1980-05-20

1978-11-15 Application filed by Hitachi Ltd filed Critical Hitachi Ltd

1978-11-15 Priority to JP13990378A priority Critical patent/JPS5566819A/ja

1979-11-06 Priority to US06/091,840 priority patent/US4313854A/en

1979-11-08 Priority to GB7938665A priority patent/GB2041637B/en

1979-11-13 Priority to FI793550A priority patent/FI793550A/fi

1979-11-13 Priority to NL7908305A priority patent/NL7908305A/nl

1979-11-14 Priority to DE2945995A priority patent/DE2945995C2/de

1980-05-20 Publication of JPS5566819A publication Critical patent/JPS5566819A/ja

1986-10-23 Publication of JPS6148207B2 publication Critical patent/JPS6148207B2/ja

Status 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
- H01J1/14—Solid thermionic cathodes characterised by the material

JP13990378A 1978-11-15 1978-11-15 Oxide cathode for electron tube Granted JPS5566819A (en)

Priority Applications (6)

Application Number	Priority Date	Filing Date	Title
JP13990378A JPS5566819A (en)	1978-11-15	1978-11-15	Oxide cathode for electron tube
US06/091,840 US4313854A (en)	1978-11-15	1979-11-06	Oxide-coated cathode for electron tube
GB7938665A GB2041637B (en)	1978-11-15	1979-11-08	Oxide-coated cathode for electron tube
FI793550A FI793550A (fi)	1978-11-15	1979-11-13	Katod med oxidbelaeggning foer elektronroer
NL7908305A NL7908305A (nl)	1978-11-15	1979-11-13	Met oxyde beklede kathode voor electronenbuis.
DE2945995A DE2945995C2 (de)	1978-11-15	1979-11-14	Oxidbeschichtete Kathode für Elektronenröhren

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
JP13990378A JPS5566819A (en)	1978-11-15	1978-11-15	Oxide cathode for electron tube

Publications (2)

Publication Number	Publication Date
JPS5566819A true JPS5566819A (en)	1980-05-20
JPS6148207B2 JPS6148207B2 (ja)	1986-10-23

Family

ID=15256300

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
JP13990378A Granted JPS5566819A (en)	1978-11-15	1978-11-15	Oxide cathode for electron tube

Country Status (6)

Country	Link
US (1)	US4313854A (ja)
JP (1)	JPS5566819A (ja)
DE (1)	DE2945995C2 (ja)
FI (1)	FI793550A (ja)
GB (1)	GB2041637B (ja)
NL (1)	NL7908305A (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5641636A (en) *	1979-09-12	1981-04-18	Hitachi Ltd	Directly heated type oxide cathode
GB2059676B (en) *	1979-09-12	1983-07-20	Hitachi Ltd	Oxide-coated cathodes
NL8100928A (nl) *	1981-02-26	1982-09-16	Philips Nv	Oxydkathode.
JPS59164156A (ja) *	1983-03-09	1984-09-17	Oki Electric Ind Co Ltd	サ−マルヘツド
DE3323473A1 (de) *	1983-06-29	1985-01-03	Siemens AG, 1000 Berlin und 8000 München	Schnellheizkathode
DE3329106A1 (de) *	1983-08-11	1985-02-21	Siemens AG, 1000 Berlin und 8000 München	Gasentladungsanzeigevorrichtung mit einer nachbeschleunigungsstrecke
US4617492A (en) *	1985-02-04	1986-10-14	General Electric Company	High pressure sodium lamp having improved pressure stability
JP2607654B2 (ja) *	1988-12-16	1997-05-07	株式会社東芝	傍熱形陰極構体及びそれを使用した電子銃構体
JP2758244B2 (ja) *	1990-03-07	1998-05-28	三菱電機株式会社	電子管用陰極
DE4026300A1 (de) *	1990-08-20	1992-02-27	Siemens Ag	Elektronenemitter einer roentgenroehre
DE4207220A1 (de) *	1992-03-07	1993-09-09	Philips Patentverwaltung	Festkoerperelement fuer eine thermionische kathode
JPH0850849A (ja) *	1994-05-31	1996-02-20	Nec Kansai Ltd	陰極部材およびそれを用いた電子管
JPH08222119A (ja) *	1994-12-07	1996-08-30	Samsung Display Devices Co Ltd	直熱形陰極構造体
KR100195167B1 (ko) *	1994-12-29	1999-06-15	손욱	직열형 음극 구조체 및 그 제조방법
FR2810446A1 (fr)	2000-06-14	2001-12-21	Thomson Tubes & Displays	Cathodes a oxyde amelioree et son procede de fabrication
EP2078761B1 (en) *	2006-10-02	2017-12-13	Shoei Chemical Inc.	Nickel-rhenium alloy powder and conductor paste containing the nickel-rhenium alloy powder

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
NL174029B (nl) *	1951-11-29		Joseph Salim Peress	Holle geleding voor bijvoorbeeld een duikpak.
BE525821A (ja) *	1953-01-19
US3170772A (en) *	1961-01-05	1965-02-23	Tokyo Shibaura Electric Co	Oxide coated cathodes for electron tubes
US3500106A (en) *	1965-09-10	1970-03-10	Bell & Howell Co	Cathode
US3842309A (en) *	1970-11-12	1974-10-15	Philips Corp	Method of manufacturing a storage cathode and cathode manufactured by said method
JPS4822295B1 (ja) *	1970-12-04	1973-07-05
US3719856A (en) *	1971-05-19	1973-03-06	O Koppius	Impregnants for dispenser cathodes
US3879830A (en) *	1971-06-30	1975-04-29	Gte Sylvania Inc	Cathode for electron discharge device having highly adherent emissive coating of nickel and nickel coated carbonates
US4081713A (en) *	1976-01-28	1978-03-28	Hitachi, Ltd.	Directly heated oxide cathode
GB1582837A (en) *	1976-07-10	1981-01-14	Emi Varian Ltd	Electron emitter
JPS5339054A (en) *	1976-09-22	1978-04-10	Hitachi Ltd	Basement metal plate material for direct heated oxide cathode
US4101800A (en) *	1977-07-06	1978-07-18	The United States Of America As Represented By The Secretary Of The Navy	Controlled-porosity dispenser cathode

1978
- 1978-11-15 JP JP13990378A patent/JPS5566819A/ja active Granted
1979
- 1979-11-06 US US06/091,840 patent/US4313854A/en not_active Expired - Lifetime
- 1979-11-08 GB GB7938665A patent/GB2041637B/en not_active Expired
- 1979-11-13 NL NL7908305A patent/NL7908305A/nl not_active Application Discontinuation
- 1979-11-13 FI FI793550A patent/FI793550A/fi not_active Application Discontinuation
- 1979-11-14 DE DE2945995A patent/DE2945995C2/de not_active Expired

Also Published As

Publication number	Publication date
GB2041637A (en)	1980-09-10
FI793550A (fi)	1980-05-16
NL7908305A (nl)	1980-05-19
GB2041637B (en)	1983-02-09
DE2945995C2 (de)	1982-03-25
DE2945995A1 (de)	1980-05-22
JPS6148207B2 (ja)	1986-10-23
US4313854A (en)	1982-02-02

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