IT1170376B - Procedimento per la fabrricazione di elettrodi catodici per magnetron ad onda continua e prodotto ottenuto - Google Patents

Procedimento per la fabrricazione di elettrodi catodici per magnetron ad onda continua e prodotto ottenuto

Info

Publication number
IT1170376B
IT1170376B IT48135/83A IT4813583A IT1170376B IT 1170376 B IT1170376 B IT 1170376B IT 48135/83 A IT48135/83 A IT 48135/83A IT 4813583 A IT4813583 A IT 4813583A IT 1170376 B IT1170376 B IT 1170376B
Authority
IT
Italy
Prior art keywords
procedure
manufacture
product obtained
continuous wave
cathode electrodes
Prior art date
Application number
IT48135/83A
Other languages
English (en)
Other versions
IT8348135A0 (it
Inventor
Lawrence C Pitman
Charles L Toomey
Original Assignee
Raytheon 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 Raytheon Co filed Critical Raytheon Co
Publication of IT8348135A0 publication Critical patent/IT8348135A0/it
Application granted granted Critical
Publication of IT1170376B publication Critical patent/IT1170376B/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
    • H01J1/14—Solid thermionic cathodes characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J9/00—Apparatus or processes specially adapted for the manufacture, installation, removal, maintenance of electric discharge tubes, discharge lamps, or parts thereof; Recovery of material from discharge tubes or lamps
    • H01J9/02—Manufacture of electrodes or electrode systems
    • H01J9/04—Manufacture of electrodes or electrode systems of thermionic cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microwave Tubes (AREA)
  • Powder Metallurgy (AREA)
IT48135/83A 1982-04-23 1983-04-20 Procedimento per la fabrricazione di elettrodi catodici per magnetron ad onda continua e prodotto ottenuto IT1170376B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/371,151 US4424044A (en) 1982-04-23 1982-04-23 Method of fabricating cathode electrodes

Publications (2)

Publication Number Publication Date
IT8348135A0 IT8348135A0 (it) 1983-04-20
IT1170376B true IT1170376B (it) 1987-06-03

Family

ID=23462700

Family Applications (1)

Application Number Title Priority Date Filing Date
IT48135/83A IT1170376B (it) 1982-04-23 1983-04-20 Procedimento per la fabrricazione di elettrodi catodici per magnetron ad onda continua e prodotto ottenuto

Country Status (7)

Country Link
US (1) US4424044A (it)
JP (1) JPS58192241A (it)
CA (1) CA1191541A (it)
DE (1) DE3314668A1 (it)
FR (1) FR2525810B1 (it)
GB (1) GB2119565B (it)
IT (1) IT1170376B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2695755B1 (fr) * 1992-09-11 1994-10-28 Thomson Tubes Electroniques Tube électronique à structure radiale.
US6084353A (en) * 1997-06-03 2000-07-04 Communications And Power Industries, Inc. Coaxial inductive output tube having an annular output cavity

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB289381A (en) * 1927-04-25 1929-07-22 Siemens Ag Improvements in or relating to gas filled discharge vessels, more particularly for use as rectifiers
GB344572A (en) * 1928-12-29 1931-03-12 Westinghouse Lamp Co Improvements in the manufacture of refractory articles
US2339392A (en) * 1942-10-06 1944-01-18 Rca Corp Cathode
BE476381A (it) * 1946-09-06
US2693431A (en) * 1948-01-27 1954-11-02 Eitcl Mccullough Inc Method of making electron emitters
GB731422A (en) * 1951-01-15 1955-06-08 M O Valve Co Ltd Improvements in or relating to thermionic valves
GB717231A (en) * 1951-01-31 1954-10-27 Gen Electric Co Ltd Improvements in or relating to electric discharge devices
US2879432A (en) * 1956-03-16 1959-03-24 Gen Electric Electron emitter
US3027480A (en) * 1958-12-15 1962-03-27 Raytheon Co Electron discharge device cathodes
US3105290A (en) * 1958-12-18 1963-10-01 Westinghouse Electric Corp Cathode for electron discharge device
US3045320A (en) * 1959-03-12 1962-07-24 Raytheon Co Impregnated cathodes
GB1137124A (en) * 1964-12-23 1968-12-18 Nat Res Dev Thermionic electron emitter

Also Published As

Publication number Publication date
JPS58192241A (ja) 1983-11-09
FR2525810A1 (fr) 1983-10-28
JPH0515018B2 (it) 1993-02-26
GB2119565B (en) 1985-12-11
FR2525810B1 (fr) 1987-06-05
DE3314668A1 (de) 1983-11-24
IT8348135A0 (it) 1983-04-20
US4424044A (en) 1984-01-03
GB2119565A (en) 1983-11-16
DE3314668C2 (it) 1993-02-04
CA1191541A (en) 1985-08-06
GB8310608D0 (en) 1983-05-25

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19930526