IT8347793A0 - Catodo lineare presentante un rivestimento emittente localizzato e metodo di fabbricazione dello stesso - Google Patents

Catodo lineare presentante un rivestimento emittente localizzato e metodo di fabbricazione dello stesso

Info

Publication number
IT8347793A0
IT8347793A0 IT8347793A IT4779383A IT8347793A0 IT 8347793 A0 IT8347793 A0 IT 8347793A0 IT 8347793 A IT8347793 A IT 8347793A IT 4779383 A IT4779383 A IT 4779383A IT 8347793 A0 IT8347793 A0 IT 8347793A0
Authority
IT
Italy
Prior art keywords
localized
manufacture
linear cathode
emitting coating
presenting
Prior art date
Application number
IT8347793A
Other languages
English (en)
Other versions
IT1205332B (it
Inventor
Steinmetz Carl Charles
Original Assignee
A New York Usa
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 A New York Usa filed Critical A New York Usa
Publication of IT8347793A0 publication Critical patent/IT8347793A0/it
Application granted granted Critical
Publication of IT1205332B publication Critical patent/IT1205332B/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
    • H01J1/15—Cathodes heated directly by an electric current
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/02—Electrodes; Screens; Mounting, supporting, spacing or insulating thereof
    • H01J29/04—Cathodes
    • 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)
  • Cathode-Ray Tubes And Fluorescent Screens For Display (AREA)
IT47793/83A 1982-04-21 1983-02-25 Catodo lineare presentante un rivestimento emittente localizzato e metodo di fabbricazione dello stesso IT1205332B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/370,582 US4487673A (en) 1982-04-21 1982-04-21 Method of making a line cathode having localized emissive coating

Publications (2)

Publication Number Publication Date
IT8347793A0 true IT8347793A0 (it) 1983-02-25
IT1205332B IT1205332B (it) 1989-03-15

Family

ID=23460267

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47793/83A IT1205332B (it) 1982-04-21 1983-02-25 Catodo lineare presentante un rivestimento emittente localizzato e metodo di fabbricazione dello stesso

Country Status (6)

Country Link
US (1) US4487673A (it)
JP (1) JPS58192247A (it)
DE (1) DE3314213A1 (it)
FR (1) FR2525809A1 (it)
GB (1) GB2119564A (it)
IT (1) IT1205332B (it)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3630224C2 (de) * 1986-09-05 1994-01-05 Nokia Deutschland Gmbh Verfahren zur Herstellung von Oxidkathodendrähten durch kataphoretisches Beschichten
DE69606256T2 (de) * 1995-05-02 2000-07-27 Koninklijke Philips Electronics N.V., Eindhoven Verfahren und gerät zum auftragen von kathodenmaterial auf eine drahtkathode

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1156521B (de) * 1961-09-05 1963-10-31 Heraeus Gmbh W C Elektronenstrahlkanone zum Erhitzen von Metallen
NL298210A (it) * 1963-09-20
FR2082304A5 (it) * 1970-03-10 1971-12-10 Thomson Csf
US4026780A (en) * 1976-04-05 1977-05-31 Rca Corporation Method and apparatus for cataphoretic deposition
US4100449A (en) * 1976-04-05 1978-07-11 Rca Corporation Uniform filament and method of making the same
GB2029632B (en) * 1978-09-02 1982-08-11 English Electric Valve Co Ltd Magnetrons
US4199705A (en) * 1978-12-04 1980-04-22 Rca Corporation Modulator structure for a flat panel display device
US4323815A (en) * 1980-02-29 1982-04-06 Rca Corporation Unitary beam guide/electron gun assembly for flat panel display devices

Also Published As

Publication number Publication date
JPS58192247A (ja) 1983-11-09
US4487673A (en) 1984-12-11
GB2119564A (en) 1983-11-16
FR2525809A1 (fr) 1983-10-28
DE3314213A1 (de) 1983-11-10
GB8310406D0 (en) 1983-05-25
IT1205332B (it) 1989-03-15

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