IT1202706B - Catodo compensato e metodo di fabbricazione delle stesso - Google Patents

Catodo compensato e metodo di fabbricazione delle stesso

Info

Publication number
IT1202706B
IT1202706B IT19867/87A IT1986787A IT1202706B IT 1202706 B IT1202706 B IT 1202706B IT 19867/87 A IT19867/87 A IT 19867/87A IT 1986787 A IT1986787 A IT 1986787A IT 1202706 B IT1202706 B IT 1202706B
Authority
IT
Italy
Prior art keywords
manufacturing
same
compensated cathode
compensated
cathode
Prior art date
Application number
IT19867/87A
Other languages
English (en)
Italian (it)
Other versions
IT8719867A0 (it
Inventor
Louis R Falce
Original Assignee
Ceradyne Inc
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 Ceradyne Inc filed Critical Ceradyne Inc
Publication of IT8719867A0 publication Critical patent/IT8719867A0/it
Application granted granted Critical
Publication of IT1202706B publication Critical patent/IT1202706B/it

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
IT19867/87A 1986-04-01 1987-03-26 Catodo compensato e metodo di fabbricazione delle stesso IT1202706B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US84685986A 1986-04-01 1986-04-01

Publications (2)

Publication Number Publication Date
IT8719867A0 IT8719867A0 (it) 1987-03-26
IT1202706B true IT1202706B (it) 1989-02-09

Family

ID=25299143

Family Applications (1)

Application Number Title Priority Date Filing Date
IT19867/87A IT1202706B (it) 1986-04-01 1987-03-26 Catodo compensato e metodo di fabbricazione delle stesso

Country Status (7)

Country Link
JP (1) JPS62237634A (nl)
KR (1) KR950002566B1 (nl)
DE (1) DE3708687A1 (nl)
FR (1) FR2597660A1 (nl)
GB (1) GB2188771B (nl)
IT (1) IT1202706B (nl)
NL (1) NL8700652A (nl)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
US4837480A (en) * 1988-03-28 1989-06-06 Hughes Aircraft Company Simplified process for fabricating dispenser cathodes
KR920004900B1 (ko) * 1990-03-13 1992-06-22 삼성전관 주식회사 함침형 음극구조체와 그 제조방법
DE4114856A1 (de) * 1991-05-07 1992-11-12 Licentia Gmbh Vorratskathode und verfahren zu deren herstellung
KR100281800B1 (ko) * 1996-06-27 2001-02-15 윤종용 전자렌지의 전원차단장치
CN102637566B (zh) * 2012-03-30 2014-11-19 安徽华东光电技术研究所 一种大电流密度的钡钨阴极及其制备方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE507171A (nl) * 1950-11-18
US2741717A (en) * 1951-06-14 1956-04-10 Siemens Ag Dispenser type cathode having gettercoated parts
NL96853C (nl) * 1953-09-24
HU143979A (nl) * 1953-11-05
DE1138870B (de) * 1960-09-21 1962-10-31 Siemens Ag Vorratskathode fuer elektrische Entladungsgefaesse
DE1132256B (de) * 1961-12-27 1962-06-28 Siemens Ag Kathode fuer elektrische Entladungsgefaesse und Verfahren zu ihrer Herstellung
US3373307A (en) * 1963-11-21 1968-03-12 Philips Corp Dispenser cathode
DE1223062B (de) * 1964-02-14 1966-08-18 Siemens Ag Vorratskathode fuer elektrische Entladungsgefaesse und Verfahren zu ihrer Herstellung
BE759174A (fr) * 1969-11-21 1971-05-19 Philips Nv Cathode a reserve et son procede de realisation
GB2050045A (en) * 1979-05-29 1980-12-31 Emi Varian Ltd Thermionic cathode
JPS5652835A (en) * 1979-10-01 1981-05-12 Hitachi Ltd Impregnated cathode
DE3561180D1 (en) * 1984-02-24 1988-01-21 Emi Varian Ltd Thermionic electron emitter
JPS61183838A (ja) * 1985-02-08 1986-08-16 Hitachi Ltd 含浸形カソ−ド
JPS62133632A (ja) * 1985-12-04 1987-06-16 Nec Corp 含浸型陰極

Also Published As

Publication number Publication date
NL8700652A (nl) 1987-11-02
DE3708687A1 (de) 1987-10-08
IT8719867A0 (it) 1987-03-26
GB2188771B (en) 1990-12-19
GB8705511D0 (en) 1987-04-15
KR950002566B1 (ko) 1995-03-23
FR2597660A1 (fr) 1987-10-23
GB2188771A (en) 1987-10-07
KR870010593A (ko) 1987-11-30
JPS62237634A (ja) 1987-10-17

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