DE69404348D1 - Kathodenvorrichtung und Verfahren zur Herstellung derselben - Google Patents

Kathodenvorrichtung und Verfahren zur Herstellung derselben

Info

Publication number: DE69404348D1
Authority: DE; Germany
Prior art keywords: making; same; cathode device; cathode
Prior art date: 1993-03-17
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

DE69404348T

Other languages

English (en)

Other versions

DE69404348T2 (de

Inventor

Akihito Hara

Toshiharu Higuchi

Toru Yakabe

Shigeo Kanda

Eiji Yamamoto

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

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.)

1993-03-17

Filing date

1994-03-16

Publication date

1997-09-04

1993-12-08 Priority claimed from JP5306938A external-priority patent/JPH0765714A/ja

1993-12-08 Priority claimed from JP30693793A external-priority patent/JP3322465B2/ja

1994-03-16 Application filed by Toshiba Corp filed Critical Toshiba Corp

1997-09-04 Application granted granted Critical

1997-09-04 Publication of DE69404348D1 publication Critical patent/DE69404348D1/de

1997-12-18 Publication of DE69404348T2 publication Critical patent/DE69404348T2/de

2014-03-17 Anticipated expiration legal-status Critical

Status Expired - Fee Related legal-status Critical Current

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
- 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
- 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
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J2209/00—Apparatus and processes for manufacture of discharge tubes
- H01J2209/01—Generalised techniques
- H01J2209/012—Coating

Landscapes

Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Solid Thermionic Cathode (AREA)
Powder Metallurgy (AREA)

DE69404348T 1993-03-17 1994-03-16 Kathodenvorrichtung und Verfahren zur Herstellung derselben Expired - Fee Related DE69404348T2 (de)

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
JP5728093		1993-03-17
JP14598093		1993-06-17
JP5306938A JPH0765714A (ja)	1993-06-17	1993-12-08	筒状体並びに電子放出陰極への被膜形成方法
JP30693793A JP3322465B2 (ja)	1993-03-17	1993-12-08	陰極構体及びその製造方法

Publications (2)

Publication Number	Publication Date
DE69404348D1 true DE69404348D1 (de)	1997-09-04
DE69404348T2 DE69404348T2 (de)	1997-12-18

Family

ID=27463476

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DE69404348T Expired - Fee Related DE69404348T2 (de)	1993-03-17	1994-03-16	Kathodenvorrichtung und Verfahren zur Herstellung derselben

Country Status (7)

Country	Link
US (2)	US5543682A (de)
EP (1)	EP0616353B1 (de)
KR (1)	KR0132010B1 (de)
CN (1)	CN1044297C (de)
DE (1)	DE69404348T2 (de)
MY (1)	MY110009A (de)
TW (1)	TW259878B (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
KR100236006B1 (ko) *	1996-12-11	1999-12-15	구자홍	절전 함침형 음극 구조체
US6300711B1 (en) *	1997-08-27	2001-10-09	Matsushita Electronics Corporation	Indirectly heated cathode with a thermal absorption layer on the sleeve and cathode ray tube
US6413582B1 (en) *	1999-06-30	2002-07-02	General Electric Company	Method for forming metallic-based coating
JP2001195997A (ja)	2000-01-11	2001-07-19	Hitachi Ltd	陰極線管
KR100368564B1 (ko) *	2000-05-15	2003-01-24	주식회사 엘지이아이	음극선관용 함침형 음극의 구조 및 제조 방법
KR100407956B1 (ko) *	2001-06-01	2003-12-03	엘지전자 주식회사	음극선관용 음극 및 그 제조방법
JP2003031145A (ja) *	2001-07-11	2003-01-31	Hitachi Ltd	陰極線管
US6771014B2 (en) *	2001-09-07	2004-08-03	The Boeing Company	Cathode design
EP1302969B1 (de) *	2001-10-11	2005-12-14	Tokyo Cathode Laboratory Co., Ltd.	Hülse für eine beheizte Kathode und Verfahren zu ihrer Herstellung
FR2871933A1 (fr)	2004-06-21	2005-12-23	Thomson Licensing Sa	Structure de cathode basse consommation pour tubes a rayons cathodiques
EP2148354B1 (de) *	2007-05-16	2014-09-24	Denki Kagaku Kogyo Kabushiki Kaisha	Elektronenquelle
CN101075515B (zh) *	2007-06-28	2011-09-07	北京工业大学	高电流密度异形束电子源

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE792763A (fr) *	1971-12-16	1973-06-14	Philips Nv	Cathode a chauffage indirect et son procede de fabrication
JPS5228631A (en) *	1975-08-29	1977-03-03	Japan Storage Battery Co Ltd	Dc power source device
US4009409A (en) *	1975-09-02	1977-02-22	Gte Sylvania Incorporated	Fast warmup cathode and method of making same
JPH081778B2 (ja) *	1985-06-17	1996-01-10	松下電子工業株式会社	陰極線管用傍熱型陰極
JPS6340230A (ja) *	1986-08-05	1988-02-20	Toshiba Corp	傍熱型陰極用ヒ−タの製造方法
EP0272881B1 (de) *	1986-12-19	1995-03-15	Kabushiki Kaisha Toshiba	Struktur einer indirekt geheizten Kathode für Kathodenstrahlröhren
JPH0272533A (ja) *	1988-09-07	1990-03-12	Hitachi Ltd	熱陰極構体およびその製造方法
JPH03105826A (ja) *	1989-09-20	1991-05-02	Toshiba Corp	含浸型陰極構体
JPH03297030A (ja) *	1990-04-16	1991-12-27	Toshiba Corp	含浸型陰極構体

1994
- 1994-03-11 TW TW083102118A patent/TW259878B/zh active
- 1994-03-16 DE DE69404348T patent/DE69404348T2/de not_active Expired - Fee Related
- 1994-03-16 EP EP94104130A patent/EP0616353B1/de not_active Expired - Lifetime
- 1994-03-17 CN CN94101833A patent/CN1044297C/zh not_active Expired - Fee Related
- 1994-03-17 MY MYPI94000627A patent/MY110009A/en unknown
- 1994-03-17 US US08/214,280 patent/US5543682A/en not_active Expired - Fee Related
- 1994-03-18 KR KR1019940005442A patent/KR0132010B1/ko not_active IP Right Cessation
1996
- 1996-03-22 US US08/620,161 patent/US5762997A/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
KR940022619A (ko)	1994-10-21
CN1095521A (zh)	1994-11-23
DE69404348T2 (de)	1997-12-18
EP0616353B1 (de)	1997-07-23
MY110009A (en)	1997-11-29
KR0132010B1 (ko)	1998-04-15
EP0616353A2 (de)	1994-09-21
EP0616353A3 (de)	1994-11-09
US5543682A (en)	1996-08-06
US5762997A (en)	1998-06-09
TW259878B (de)	1995-10-11
CN1044297C (zh)	1999-07-21

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Legal Events

Date	Code	Title	Description
1998-08-20	8364	No opposition during term of opposition
2009-01-22	8339	Ceased/non-payment of the annual fee