DE3369598D1 - Directly heated cathodes - Google Patents

Directly heated cathodes

Info

Publication number
DE3369598D1
DE3369598D1 DE8383401675T DE3369598T DE3369598D1 DE 3369598 D1 DE3369598 D1 DE 3369598D1 DE 8383401675 T DE8383401675 T DE 8383401675T DE 3369598 T DE3369598 T DE 3369598T DE 3369598 D1 DE3369598 D1 DE 3369598D1
Authority
DE
Germany
Prior art keywords
directly heated
heated cathodes
cathodes
directly
heated
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
Application number
DE8383401675T
Other languages
English (en)
Inventor
Guy Clerc
Pierre Gerlach
Roger Hoet
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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Application granted granted Critical
Publication of DE3369598D1 publication Critical patent/DE3369598D1/de
Expired 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
    • H01J1/15—Cathodes heated directly by an electric current
DE8383401675T 1982-08-31 1983-08-17 Directly heated cathodes Expired DE3369598D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8214894A FR2532468A1 (fr) 1982-08-31 1982-08-31 Perfectionnement aux cathodes a chauffage direct

Publications (1)

Publication Number Publication Date
DE3369598D1 true DE3369598D1 (en) 1987-03-05

Family

ID=9277155

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383401675T Expired DE3369598D1 (en) 1982-08-31 1983-08-17 Directly heated cathodes

Country Status (4)

Country Link
US (1) US4563609A (de)
EP (1) EP0107522B1 (de)
DE (1) DE3369598D1 (de)
FR (1) FR2532468A1 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2655790B1 (fr) * 1989-12-08 1992-01-24 Thomson Tubes Electroniques Tube a grille a rendement ameliore.
FR2708379B1 (fr) * 1993-07-27 1995-09-01 Thomson Tubes Electroniques Cathode à enclenchement et coupure rapides du chauffage et tube électronique à grille comportant une telle cathode.
FR2733856B1 (fr) * 1995-05-05 1997-08-29 Thomson Tubes Electroniques Cathode pour canon a electrons a grille, grille destinee a etre associee avec une telle cathode et canon a electrons comportant une telle cathode
FR2775118B1 (fr) 1998-02-13 2000-05-05 Thomson Tubes Electroniques Grille pour tube electronique a faisceau axial a performances ameliorees
FR2789800B1 (fr) 1999-02-16 2001-05-11 Thomson Tubes Electroniques Generateur radiofrequence de tres grande puissance
US7791047B2 (en) * 2003-12-12 2010-09-07 Semequip, Inc. Method and apparatus for extracting ions from an ion source for use in ion implantation
FR3098640B1 (fr) * 2019-07-08 2021-11-26 Thales Sa Cathode annulaire pour tube electronique

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2431767A (en) * 1943-08-14 1947-12-02 Eitel Mccullough Inc Electrode mounting in electron discharge tube
US2615137A (en) * 1946-01-05 1952-10-21 Stephen M Duke High-power vacuum tube
NL88786C (de) * 1955-04-02
US2928978A (en) * 1956-08-03 1960-03-15 Int Standard Electric Corp Mounting of thermionic cathodes
US3152276A (en) * 1960-09-08 1964-10-06 Philips Corp Electron tube having coaxial terminals for an interiorly emissive cathode
DE1278024B (de) * 1967-09-08 1968-09-19 Siemens Ag Maschenkathode fuer Elektronenroehren hoher Leistung, insbesondere Senderoehren
NL7202069A (de) * 1972-02-17 1973-08-21

Also Published As

Publication number Publication date
US4563609A (en) 1986-01-07
FR2532468A1 (fr) 1984-03-02
EP0107522B1 (de) 1987-01-28
EP0107522A1 (de) 1984-05-02
FR2532468B1 (de) 1985-02-22

Similar Documents

Publication Publication Date Title
GB8316543D0 (en) Footwear
GB8306540D0 (en) Footwear
DE3377528D1 (en) Reference electrode
ZA838114B (en) Footwear
GB2128727B (en) Heating elements
ZA834244B (en) Footwear
GB8311657D0 (en) Heating arrangement
GB2131260B (en) Integral heat pipe-electrode
GB2122067B (en) Footwear
GB8316890D0 (en) Heating process
GB8304456D0 (en) Studed footwear
GB8318210D0 (en) Heating
GB8318406D0 (en) Magnetron
DE3369598D1 (en) Directly heated cathodes
GB8310905D0 (en) Heating for horticulture
GB2130464B (en) Soil-cultivating implement
GB2128397B (en) Electrode
GB2114283B (en) Space heating
EP0111154A3 (en) Autoradiographic process
CS762283A2 (en) Zpusob regenerace chemickych latek ze zeleneho louhu obsahujiciho chloridy
GB2130347B (en) Heating installaton
GB8308441D0 (en) Heating system
GB2171247B (en) Heater for indirect-heated cathode
DE3364051D1 (en) Improved melaminylthioarsenites
GB2094823B (en) Phosphor

Legal Events

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