IT1205332B - 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
IT1205332B
IT1205332B IT47793/83A IT4779383A IT1205332B IT 1205332 B IT1205332 B IT 1205332B IT 47793/83 A IT47793/83 A IT 47793/83A IT 4779383 A IT4779383 A IT 4779383A IT 1205332 B IT1205332 B IT 1205332B
Authority
IT
Italy
Prior art keywords
cathod
issuer
localized
presenting
linear
Prior art date
Application number
IT47793/83A
Other languages
English (en)
Other versions
IT8347793A0 (it
Inventor
Carl Charles Steinmetz
Original Assignee
Rca Corp
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 Rca Corp filed Critical Rca Corp
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 IT8347793A0 (it) 1983-02-25
IT1205332B true 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
KR100395380B1 (ko) * 1995-05-02 2003-12-01 코닌클리케 필립스 일렉트로닉스 엔.브이. 와이어캐소드상에캐소드물질을침착하기위한장치및와이어캐소드제조방법

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
IT8347793A0 (it) 1983-02-25
US4487673A (en) 1984-12-11
GB2119564A (en) 1983-11-16
GB8310406D0 (en) 1983-05-25
FR2525809A1 (fr) 1983-10-28
JPS58192247A (ja) 1983-11-09
DE3314213A1 (de) 1983-11-10

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