DE3768656D1 - QUICK HEATING ARRANGEMENT FOR A CATHODE. - Google Patents

QUICK HEATING ARRANGEMENT FOR A CATHODE.

Info

Publication number
DE3768656D1
DE3768656D1 DE8787906874T DE3768656T DE3768656D1 DE 3768656 D1 DE3768656 D1 DE 3768656D1 DE 8787906874 T DE8787906874 T DE 8787906874T DE 3768656 T DE3768656 T DE 3768656T DE 3768656 D1 DE3768656 D1 DE 3768656D1
Authority
DE
Germany
Prior art keywords
cathode
heating arrangement
quick heating
quick
arrangement
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
DE8787906874T
Other languages
German (de)
Inventor
E Manoly
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Application granted granted Critical
Publication of DE3768656D1 publication Critical patent/DE3768656D1/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
    • 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
    • H01J1/135—Circuit arrangements therefor, e.g. for temperature control
DE8787906874T 1986-12-12 1987-09-28 QUICK HEATING ARRANGEMENT FOR A CATHODE. Expired - Fee Related DE3768656D1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94113486A 1986-12-12 1986-12-12
PCT/US1987/002447 WO1988004468A1 (en) 1986-12-12 1987-09-28 Fast warm-up cathode arrangement

Publications (1)

Publication Number Publication Date
DE3768656D1 true DE3768656D1 (en) 1991-04-18

Family

ID=25475979

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8787906874T Expired - Fee Related DE3768656D1 (en) 1986-12-12 1987-09-28 QUICK HEATING ARRANGEMENT FOR A CATHODE.

Country Status (5)

Country Link
EP (1) EP0294401B1 (en)
JP (1) JPH01501743A (en)
DE (1) DE3768656D1 (en)
IL (1) IL84186A (en)
WO (1) WO1988004468A1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5015908A (en) * 1989-01-23 1991-05-14 Varian Associates, Inc. Fast warm-up cathode for high power vacuum tubes
WO2010033427A1 (en) * 2008-09-19 2010-03-25 Brooks Automation, Inc. Ionization gauge with emission current and bias potential control
US8487534B2 (en) * 2010-03-31 2013-07-16 General Electric Company Pierce gun and method of controlling thereof

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL121570C (en) *
US2060678A (en) * 1931-12-08 1936-11-10 Gen Electric Electric discharge device
DE707551C (en) * 1933-06-30 1941-06-25 Loewe Radio Akt Ges Circuit arrangement for battery-powered tube devices
US2290819A (en) * 1940-08-09 1942-07-21 Warshawsky Isador Electron discharge device and circuit
NL250741A (en) * 1959-07-16
US4675573A (en) * 1985-08-23 1987-06-23 Varian Associates, Inc. Method and apparatus for quickly heating a vacuum tube cathode

Also Published As

Publication number Publication date
EP0294401A1 (en) 1988-12-14
JPH01501743A (en) 1989-06-15
WO1988004468A1 (en) 1988-06-16
IL84186A (en) 1991-07-18
IL84186A0 (en) 1988-03-31
EP0294401B1 (en) 1991-03-13

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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