CN101064231A - 一种用于阴极射线管的阴极制造方法 - Google Patents

一种用于阴极射线管的阴极制造方法 Download PDF

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Publication number
CN101064231A
CN101064231A CNA2007101008710A CN200710100871A CN101064231A CN 101064231 A CN101064231 A CN 101064231A CN A2007101008710 A CNA2007101008710 A CN A2007101008710A CN 200710100871 A CN200710100871 A CN 200710100871A CN 101064231 A CN101064231 A CN 101064231A
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CN
China
Prior art keywords
skirt
manufacture method
chemical erosion
cathode
hydrochloric acid
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.)
Pending
Application number
CNA2007101008710A
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English (en)
Chinese (zh)
Inventor
法比安·波雷
桑德里·贝洛奥特－皮埃拉
埃马努埃莱·罗宾
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Thomson Licensing SAS
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Thomson Licensing SAS
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 Thomson Licensing SAS filed Critical Thomson Licensing SAS
Publication of CN101064231A publication Critical patent/CN101064231A/zh
Pending legal-status Critical Current

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    • 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
    • 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
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • ing And Chemical Polishing (AREA)
  • Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
CNA2007101008710A 2006-04-26 2007-04-20 一种用于阴极射线管的阴极制造方法 Pending CN101064231A (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR0651486A FR2900500A1 (fr) 2006-04-26 2006-04-26 Procede de fabrication de cathode pour tube a rayons cathodiques
FR0651486 2006-04-26

Publications (1)

Publication Number Publication Date
CN101064231A true CN101064231A (zh) 2007-10-31

Family

ID=37435393

Family Applications (1)

Application Number Title Priority Date Filing Date
CNA2007101008710A Pending CN101064231A (zh) 2006-04-26 2007-04-20 一种用于阴极射线管的阴极制造方法

Country Status (3)

Country Link
EP (1) EP1868221A3 (fr)
CN (1) CN101064231A (fr)
FR (1) FR2900500A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR792982A (fr) * 1934-08-10 1936-01-14 Thomson Houston Comp Francaise Perfectionnements aux électrodes émettrices
US4247377A (en) * 1979-02-21 1981-01-27 United Technologies Corporation Method for electrolytic etching
FR2818437A1 (fr) * 2000-12-15 2002-06-21 Thomson Tubes & Displays Structure de cathode a oxydes
FR2840450A1 (fr) * 2002-05-31 2003-12-05 Thomson Licensing Sa Corps cathodo-emissif pour cathode impregnee de tube electronique

Also Published As

Publication number Publication date
EP1868221A2 (fr) 2007-12-19
EP1868221A3 (fr) 2008-03-05
FR2900500A1 (fr) 2007-11-02

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C06 Publication
PB01 Publication
C02 Deemed withdrawal of patent application after publication (patent law 2001)
WD01 Invention patent application deemed withdrawn after publication