[go: up one dir, main page]

FR2726121B1 - RADIATION HEATING DEVICE FOR INDIRECT HEATING CATHODE - Google Patents

RADIATION HEATING DEVICE FOR INDIRECT HEATING CATHODE

Info

Publication number
FR2726121B1
FR2726121B1 FR9412608A FR9412608A FR2726121B1 FR 2726121 B1 FR2726121 B1 FR 2726121B1 FR 9412608 A FR9412608 A FR 9412608A FR 9412608 A FR9412608 A FR 9412608A FR 2726121 B1 FR2726121 B1 FR 2726121B1
Authority
FR
France
Prior art keywords
cathode
radiation
indirect
heating
heating device
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
FR9412608A
Other languages
French (fr)
Other versions
FR2726121A1 (en
Inventor
Christophe Foissard
Andre Gabioud
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 Electron Devices SA
Original Assignee
Thomson Tubes Electroniques
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 Tubes Electroniques filed Critical Thomson Tubes Electroniques
Priority to FR9412608A priority Critical patent/FR2726121B1/en
Publication of FR2726121A1 publication Critical patent/FR2726121A1/en
Application granted granted Critical
Publication of FR2726121B1 publication Critical patent/FR2726121B1/en
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
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/04—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
    • H01J1/22—Heaters
FR9412608A 1994-10-21 1994-10-21 RADIATION HEATING DEVICE FOR INDIRECT HEATING CATHODE Expired - Fee Related FR2726121B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR9412608A FR2726121B1 (en) 1994-10-21 1994-10-21 RADIATION HEATING DEVICE FOR INDIRECT HEATING CATHODE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9412608A FR2726121B1 (en) 1994-10-21 1994-10-21 RADIATION HEATING DEVICE FOR INDIRECT HEATING CATHODE

Publications (2)

Publication Number Publication Date
FR2726121A1 FR2726121A1 (en) 1996-04-26
FR2726121B1 true FR2726121B1 (en) 1996-11-15

Family

ID=9468085

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9412608A Expired - Fee Related FR2726121B1 (en) 1994-10-21 1994-10-21 RADIATION HEATING DEVICE FOR INDIRECT HEATING CATHODE

Country Status (1)

Country Link
FR (1) FR2726121B1 (en)

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1044987B (en) * 1957-08-27 1958-11-27 Deutsche Elektronik Gmbh Process for the production of a graphite heater for directly or indirectly heated cathodes
DE1565398A1 (en) * 1965-09-03 1970-04-16 Atomic Energy Of Australia Heating rod for electric resistance furnaces and heating device formed using such rods
US3411123A (en) * 1966-05-10 1968-11-12 Gen Electric Pyrolytic graphite electrical resistance element
US3532923A (en) * 1969-03-17 1970-10-06 Ibm Pyrolytic graphite support for lanthanum hexaboride cathode emitter
JPS5277661A (en) * 1975-12-24 1977-06-30 Jeol Ltd Electron gun
DE2732960C2 (en) * 1977-07-21 1982-04-01 Philips Patentverwaltung Gmbh, 2000 Hamburg Hot cathode and process for its manufacture
DE2759147C2 (en) * 1977-12-31 1987-01-02 Philips Patentverwaltung Gmbh, 2000 Hamburg Hot cathode with a heater made of pyrolytic graphite
US5015908A (en) * 1989-01-23 1991-05-14 Varian Associates, Inc. Fast warm-up cathode for high power vacuum tubes
WO1991003065A1 (en) * 1989-08-18 1991-03-07 Nikolai Fedorovich Osaulenko Cathode heating unit for electron-ray devices
FR2669771A1 (en) * 1990-11-27 1992-05-29 Thomson Tubes Electroniques IMPROVED CATHODE FOR MICROWAVE TUBES.
US5444327A (en) * 1993-06-30 1995-08-22 Varian Associates, Inc. Anisotropic pyrolytic graphite heater

Also Published As

Publication number Publication date
FR2726121A1 (en) 1996-04-26

Similar Documents

Publication Publication Date Title
KR950033849U (en) Microwave heater positioning device
IL133757A0 (en) Device for concentrating optical radiation
GB9724983D0 (en) Device for heating an aerofoil
BR9301535A (en) DEVICE FOR FIXING A HEAT EXCHANGER
DE59509036D1 (en) Heat shielding device
HUT65161A (en) Device for heating water
GB2249474B (en) Mounting device, primarily for a radiator
NO951011L (en) Device for heat exchangers
KR970045890U (en) Heater preheating device for cathode ray tube
IL116041A0 (en) Boresight thermal reference source
ATA68994A (en) HEATING PLATE RADIATOR
GR3033019T3 (en) Radiation heating device
FR2726121B1 (en) RADIATION HEATING DEVICE FOR INDIRECT HEATING CATHODE
FR2775552B1 (en) DEVICE FOR HEATING A MATERIAL BY MICROWAVE
FR2722274B1 (en) ELECTRIC HEATING DEVICE FOR A PREMISES
FR2697712B1 (en) INDUCTION HEATING DEVICE.
GB2290945B (en) Device for heating water
FR2738491B1 (en) DEVICE FOR HEATING A SURFACE BY IRRADIATION
FR2739245B1 (en) DEVICE FOR HEATING A LIQUID BY ELECTRO-MAGNETIC RADIATION
FR2724262B1 (en) DEVICE FOR HARMONIZING COSMOTELLURIC RADIATION
FR2722936B1 (en) FIXING DEVICE FOR HEATING ELEMENTS
FR2644660B1 (en) HEATING CABLE, PARTICULARLY FOR DIRECT RADIANT HEATING
EP0642064A3 (en) Heat fixing apparatus.
EP0717252A3 (en) Device for supporting heat exchanger tubes
KR950024165U (en) Heat radiation for livestock

Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20060630