DE69200801T2 - Herstellungsverfahren von Impregnierungskathoden. - Google Patents

Herstellungsverfahren von Impregnierungskathoden.

Info

Publication number
DE69200801T2
DE69200801T2 DE69200801T DE69200801T DE69200801T2 DE 69200801 T2 DE69200801 T2 DE 69200801T2 DE 69200801 T DE69200801 T DE 69200801T DE 69200801 T DE69200801 T DE 69200801T DE 69200801 T2 DE69200801 T2 DE 69200801T2
Authority
DE
Germany
Prior art keywords
cathodes
impregnation
manufacturing
manufacturing impregnation
impregnation cathodes
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 - Fee Related
Application number
DE69200801T
Other languages
English (en)
Other versions
DE69200801D1 (de
Inventor
Kyung Sang Lee
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.)
LG Electronics Inc
Original Assignee
Gold Star 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 Gold Star Co Ltd filed Critical Gold Star Co Ltd
Application granted granted Critical
Publication of DE69200801D1 publication Critical patent/DE69200801D1/de
Publication of DE69200801T2 publication Critical patent/DE69200801T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
    • 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
    • H01J9/047—Cathodes having impregnated bodies
DE69200801T 1991-04-23 1992-04-22 Herstellungsverfahren von Impregnierungskathoden. Expired - Fee Related DE69200801T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019910006504A KR930007461B1 (ko) 1991-04-23 1991-04-23 함침형 음극 제조방법

Publications (2)

Publication Number Publication Date
DE69200801D1 DE69200801D1 (de) 1995-01-19
DE69200801T2 true DE69200801T2 (de) 1995-04-13

Family

ID=19313585

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69200801T Expired - Fee Related DE69200801T2 (de) 1991-04-23 1992-04-22 Herstellungsverfahren von Impregnierungskathoden.

Country Status (6)

Country Link
US (1) US5171180A (de)
EP (1) EP0510941B1 (de)
JP (1) JPH06101299B2 (de)
KR (1) KR930007461B1 (de)
CN (1) CN1047022C (de)
DE (1) DE69200801T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4408941A1 (de) * 1994-03-16 1995-09-21 Licentia Gmbh Vorratskathode
KR0161381B1 (ko) * 1994-12-28 1998-12-01 윤종용 직열형 음극 구조체
EP0798758A1 (de) * 1996-03-28 1997-10-01 THOMSON TUBES & DISPLAYS S.A. Herstellungsverfahren einer Vorratskathode für eine Kathodenstrahlröhre
KR100473068B1 (ko) * 1997-09-30 2005-07-07 오리온전기 주식회사 전자총의캐소드제조방법
KR100473069B1 (ko) * 1997-09-30 2005-07-07 오리온전기 주식회사 전자총캐소드의펠렛지지구조
JPH11339633A (ja) * 1997-11-04 1999-12-10 Sony Corp 含浸型陰極およびその製造方法、並びに電子銃および電子管
US6263045B1 (en) * 2000-01-21 2001-07-17 General Electric Company High reflectivity cathode cups for x-ray tube applications
JP2009508320A (ja) 2005-09-14 2009-02-26 リッテルフューズ，インコーポレイティド ガス入りサージアレスタ、活性化化合物、点火ストライプ及びその方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE544065A (de) * 1953-08-14
BE543391A (de) * 1954-12-06
BE561832A (de) * 1956-10-24
US3238596A (en) * 1962-10-23 1966-03-08 Sperry Rand Corp Method of fabricating a matrix cathode
DE1764260A1 (de) * 1968-05-04 1971-07-01 Telefunken Patent Verfahren zum Herstellen einer Vorratskathode
BE759174A (fr) * 1969-11-21 1971-05-19 Philips Nv Cathode a reserve et son procede de realisation
JP2635415B2 (ja) * 1989-07-21 1997-07-30 関西日本電気株式会社 含浸型陰極の製造方法

Also Published As

Publication number Publication date
EP0510941B1 (de) 1994-12-07
CN1047022C (zh) 1999-12-01
KR930007461B1 (ko) 1993-08-11
EP0510941A1 (de) 1992-10-28
US5171180A (en) 1992-12-15
JPH06101299B2 (ja) 1994-12-12
KR920020555A (ko) 1992-11-21
JPH05144371A (ja) 1993-06-11
DE69200801D1 (de) 1995-01-19
CN1066148A (zh) 1992-11-11

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee