JPS495262A - - Google Patents

Info

Publication number
JPS495262A
JPS495262A JP4278772A JP4278772A JPS495262A JP S495262 A JPS495262 A JP S495262A JP 4278772 A JP4278772 A JP 4278772A JP 4278772 A JP4278772 A JP 4278772A JP S495262 A JPS495262 A JP S495262A
Authority
JP
Japan
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.)
Pending
Application number
JP4278772A
Other languages
Japanese (ja)
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 filed Critical
Priority to JP4278772A priority Critical patent/JPS495262A/ja
Priority to US00354808A priority patent/US3803441A/en
Priority to GB2022273A priority patent/GB1378733A/en
Priority to DE19732321516 priority patent/DE2321516C3/en
Publication of JPS495262A publication Critical patent/JPS495262A/ja
Pending 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
    • H01J1/24—Insulating layer or body located between heater and emissive material

Landscapes

  • Solid Thermionic Cathode (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
JP4278772A 1972-04-28 1972-04-28 Pending JPS495262A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP4278772A JPS495262A (en) 1972-04-28 1972-04-28
US00354808A US3803441A (en) 1972-04-28 1973-04-26 Indirectly heated type cathode devices using foil heater embedded in mixture of heat resistant dielectric and a metal
GB2022273A GB1378733A (en) 1972-04-28 1973-04-27 Indirectly heated type cathode devices
DE19732321516 DE2321516C3 (en) 1972-04-28 1973-04-27 Indirectly heated cathode

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4278772A JPS495262A (en) 1972-04-28 1972-04-28

Publications (1)

Publication Number Publication Date
JPS495262A true JPS495262A (en) 1974-01-17

Family

ID=12645661

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4278772A Pending JPS495262A (en) 1972-04-28 1972-04-28

Country Status (3)

Country Link
US (1) US3803441A (en)
JP (1) JPS495262A (en)
GB (1) GB1378733A (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HU179748B (en) * 1974-01-15 1982-12-28 Ferenc Puskas Cathode of a metal ceramic sintered body produced by dust metalurgy for closing discharge tube of sodium vapour lamp and process for the production thereof
JPS5525066B2 (en) * 1974-10-30 1980-07-03
US4268775A (en) * 1978-03-13 1981-05-19 Anthony J. Barraco Cathode-heater assembly and support structure therefor
FR2476386A1 (en) * 1980-02-15 1981-08-21 Thomson Csf INDIRECT HEATING CATHODE HEATING ELEMENT, METHOD OF MANUFACTURING THE SAME, AND INDIRECT HEATING CATHODE COMPRISING SUCH A MEMBER
NL8100928A (en) * 1981-02-26 1982-09-16 Philips Nv OXYD CATHODE.
US5350969A (en) * 1991-12-03 1994-09-27 Litton Systems, Inc. Cathode heater and cathode assembly for microwave power tubes
GB2268325B (en) * 1992-07-01 1996-01-03 Thorn Emi Electronics Ltd Thermionic cathode structure
CN102446680A (en) * 2010-10-13 2012-05-09 北京中科信电子装备有限公司 Novel emission electron cathode for effectively increasing multi-charge ion yield
FR2997548A1 (en) * 2012-10-26 2014-05-02 Thales Sa FAST-START THERMOELECTRONIC EMISSION CATHODE AND PROCESS FOR PREPARING THE SAME

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS433701Y1 (en) * 1967-07-26 1968-02-16

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS433701Y1 (en) * 1967-07-26 1968-02-16

Also Published As

Publication number Publication date
GB1378733A (en) 1974-12-27
DE2321516A1 (en) 1973-11-15
US3803441A (en) 1974-04-09
DE2321516B2 (en) 1976-01-08

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