NL193917C - Ge´mpregneerde afgeefkathode, en vervaardigingsmethode daarvoor. - Google Patents

Ge´mpregneerde afgeefkathode, en vervaardigingsmethode daarvoor. Download PDF

Info

Publication number: NL193917C
Authority: NL; Netherlands
Prior art keywords: metal matrix; porous metal; cup; impregnated; electron
Prior art date: 1990-03-13

Application number

NL9100272A

Other languages

English (en)

Dutch (nl)

Other versions

NL193917B (nl

NL9100272A (nl

Inventor

Jong-Seo Choi

Original Assignee

Samsung Electronic Devices

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.)

1990-03-13

Filing date

1991-02-15

Publication date

2001-02-05

1991-02-15 Application filed by Samsung Electronic Devices filed Critical Samsung Electronic Devices

1991-10-01 Publication of NL9100272A publication Critical patent/NL9100272A/nl

2000-10-02 Publication of NL193917B publication Critical patent/NL193917B/xx

2001-02-05 Application granted granted Critical

2001-02-05 Publication of NL193917C publication Critical patent/NL193917C/nl

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
- H01J1/28—Dispenser-type cathodes, e.g. L-cathode

Landscapes

Solid Thermionic Cathode (AREA)
Electrodes For Cathode-Ray Tubes (AREA)
Laser Beam Processing (AREA)

NL9100272A 1990-03-13 1991-02-15 Ge´mpregneerde afgeefkathode, en vervaardigingsmethode daarvoor. NL193917C (nl)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
KR1019900003337A KR920004900B1 (ko)	1990-03-13	1990-03-13	함침형 음극구조체와 그 제조방법
KR900003337		1990-03-13

Publications (3)

Publication Number	Publication Date
NL9100272A NL9100272A (nl)	1991-10-01
NL193917B NL193917B (nl)	2000-10-02
NL193917C true NL193917C (nl)	2001-02-05

Family

ID=19296931

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
NL9100272A NL193917C (nl)	1990-03-13	1991-02-15	Ge´mpregneerde afgeefkathode, en vervaardigingsmethode daarvoor.

Country Status (6)

Country	Link
US (1)	US5128584A (ko)
JP (1)	JP2735955B2 (ko)
KR (1)	KR920004900B1 (ko)
DE (1)	DE4104943C2 (ko)
FR (1)	FR2659794B1 (ko)
NL (1)	NL193917C (ko)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE4207220A1 (de) *	1992-03-07	1993-09-09	Philips Patentverwaltung	Festkoerperelement fuer eine thermionische kathode
JPH09139762A (ja) *	1995-11-13	1997-05-27	Nippon Denki Ido Tsushin Kk	着信通知方式
US20030025435A1 (en) *	1999-11-24	2003-02-06	Vancil Bernard K.	Reservoir dispenser cathode and method of manufacture
FR2803088B1 (fr) *	1999-12-22	2002-02-01	Thomson Tubes & Displays	Procede d'assemblage d'une cathode pour tube a rayons cathodiques
US7671523B2 (en) *	2003-05-23	2010-03-02	Lawrence Livermore National Security, Llc	Material for electrodes of low temperature plasma generators
RU2176833C1 (ru) *	2000-11-30	2001-12-10	Закрытое акционерное общество Научно-производственный центр "СОЛИТОН-НТТ"	Материал электродов генераторов низкотемпературной плазмы
JP2002197964A (ja) *	2000-12-27	2002-07-12	Sony Corp	含浸型陰極構体及びその製造方法
JP2003059394A (ja) *	2001-08-21	2003-02-28	Nec Kansai Ltd	カソード構体の製造方法およびカラーブラウン管

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE498869A (ko) *	1949-10-25
JPS5652835A (en) *	1979-10-01	1981-05-12	Hitachi Ltd	Impregnated cathode
EP0121564B1 (en) *	1982-10-12	1987-11-25	Hughes Aircraft Company	Method for fabricating a dispenser-reservoir housing for a dispenser cathode
JPS59111222A (ja) *	1982-12-15	1984-06-27	Toshiba Corp	含浸型陰極構体
JPS61176028A (ja) *	1985-01-30	1986-08-07	Hitachi Ltd	含浸型陰極
JPS61227342A (ja) *	1985-04-01	1986-10-09	Hitachi Ltd	含浸型陰極
GB2188771B (en) *	1986-04-01	1990-12-19	Ceradyne Inc	Dispenser cathode and method of manufacture therefor
DE3782543T2 (de) *	1986-06-06	1993-05-06	Toshiba Kawasaki Kk	Impregnierte kathode.
JPS6319731A (ja) *	1986-07-11	1988-01-27	Hitachi Ltd	含浸形陰極構体
JPH0821310B2 (ja) *	1986-09-03	1996-03-04	株式会社日立製作所	含浸形カソ−ドおよびその製造方法
JPH07105190B2 (ja) *	1986-09-19	1995-11-13	株式会社日立製作所	含浸形陰極構体の製造方法
JPH01236538A (ja) *	1988-03-16	1989-09-21	Hitachi Ltd	含浸形陰極構体
KR910003698B1 (en) *	1988-11-11	1991-06-08	Samsung Electronic Devices	Cavity reservoir type dispenser cathode and method of the same

1990
- 1990-03-13 KR KR1019900003337A patent/KR920004900B1/ko not_active IP Right Cessation
1991
- 1991-02-04 FR FR9101218A patent/FR2659794B1/fr not_active Expired - Fee Related
- 1991-02-15 NL NL9100272A patent/NL193917C/nl not_active IP Right Cessation
- 1991-02-15 JP JP2221191A patent/JP2735955B2/ja not_active Expired - Lifetime
- 1991-02-18 DE DE4104943A patent/DE4104943C2/de not_active Expired - Fee Related
- 1991-02-27 US US07/660,609 patent/US5128584A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
US5128584A (en)	1992-07-07
JP2735955B2 (ja)	1998-04-02
NL193917B (nl)	2000-10-02
FR2659794A1 (fr)	1991-09-20
DE4104943A1 (de)	1991-09-19
KR920004900B1 (ko)	1992-06-22
KR910017482A (ko)	1991-11-05
FR2659794B1 (fr)	1996-09-27
DE4104943C2 (de)	1995-08-17
JPH04220928A (ja)	1992-08-11
NL9100272A (nl)	1991-10-01

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Legal Events

Date	Code	Title	Description
1991-10-01	A1A	A request for search or an international-type search has been filed
1991-12-02	BB	A search report has been drawn up
1996-01-02	BC	A request for examination has been filed
2008-11-03	V1	Lapsed because of non-payment of the annual fee	Effective date: 20080901