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DK114991B - Fremgangsmåde til fremstilling af et fladt katodeelement til elektronrør. - Google Patents

Fremgangsmåde til fremstilling af et fladt katodeelement til elektronrør.

Info

Publication number
DK114991B
DK114991B DK214264AA DK214264A DK114991B DK 114991 B DK114991 B DK 114991B DK 214264A A DK214264A A DK 214264AA DK 214264 A DK214264 A DK 214264A DK 114991 B DK114991 B DK 114991B
Authority
DK
Denmark
Prior art keywords
manufacturing
cathode element
electron tubes
flat cathode
flat
Prior art date
Application number
DK214264AA
Other languages
Danish (da)
English (en)
Inventor
S Oyabu
J Masuda
H Matsumoto
Original Assignee
Matsushita Electronics 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 Matsushita Electronics Corp filed Critical Matsushita Electronics Corp
Publication of DK114991B publication Critical patent/DK114991B/da

Links

Classifications

    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/4902—Electromagnet, transformer or inductor
    • Y10T29/49071—Electromagnet, transformer or inductor by winding or coiling
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/4998—Combined manufacture including applying or shaping of fluent material
    • Y10T29/49982—Coating
    • Y10T29/49986—Subsequent to metal working

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Solid Thermionic Cathode (AREA)
DK214264AA 1963-04-30 1964-04-29 Fremgangsmåde til fremstilling af et fladt katodeelement til elektronrør. DK114991B (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2296863 1963-04-30

Publications (1)

Publication Number Publication Date
DK114991B true DK114991B (da) 1969-08-25

Family

ID=12097363

Family Applications (1)

Application Number Title Priority Date Filing Date
DK214264AA DK114991B (da) 1963-04-30 1964-04-29 Fremgangsmåde til fremstilling af et fladt katodeelement til elektronrør.

Country Status (9)

Country Link
US (1) US3341917A (de)
AT (1) AT265448B (de)
BE (1) BE647298A (de)
CH (1) CH422169A (de)
DE (1) DE1258520B (de)
DK (1) DK114991B (de)
GB (1) GB1057909A (de)
NL (1) NL139622B (de)
SE (1) SE321033B (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL6606592A (de) * 1966-05-13 1967-11-14
NL6701138A (de) * 1967-01-25 1968-07-26
US3992201A (en) * 1972-02-04 1976-11-16 Duro-Test Corporation Filaments for fluorescent lamps
JPS5420111B2 (de) * 1972-02-17 1979-07-20
US4296399A (en) * 1977-12-21 1981-10-20 A-T-O Inc. Microminiature palladium oxide gas detector and method of making same
US4523125A (en) * 1981-07-13 1985-06-11 General Electric Company Fluorescent lamp electrodes
DE3315417C1 (de) * 1983-04-28 1984-10-04 Roda Holding Anstalt, Vaduz Verfahren und Vorrichtungen zum Wickeln und Formen von Wendeln aus elastischem Kunststoff- oder Metalldraht,vorzugsweise zum Fuegen von Flaechengebilden
US4813126A (en) * 1986-10-01 1989-03-21 Williamson Windings Inc. Apparatus and method for fabricating magnetic devices
US5343112A (en) * 1989-01-18 1994-08-30 Balzers Aktiengesellschaft Cathode arrangement
US20100171411A1 (en) * 2007-06-13 2010-07-08 Aerojet-General Corporation Cathode heater
DE102010038904B4 (de) * 2010-08-04 2012-09-20 Siemens Aktiengesellschaft Kathode

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1767716A (en) * 1927-06-27 1930-06-24 Central Radio Lab Electrical resistance and method of making same
US2287460A (en) * 1940-11-29 1942-06-23 Rca Corp Insulated heater and method of manufacture
US2394474A (en) * 1944-12-28 1946-02-05 Gen Electric Coiled filament or cathode and its manufacture
US2482826A (en) * 1945-08-04 1949-09-27 Tung Sol Lamp Works Inc Filament structure for thermionic tubes
BE475720A (de) * 1946-08-30
US2548592A (en) * 1949-08-26 1951-04-10 Gen Electric Resistance strain gauge and method for making same
DE1143589B (de) * 1959-12-22 1963-02-14 Edgerton Germeshausen And Grie Verfahren zur Herstellung eines Heizers fuer Kathoden von elektrischen Entladungsroehren

Also Published As

Publication number Publication date
BE647298A (de) 1964-08-17
AT265448B (de) 1968-10-10
DE1258520B (de) 1968-01-11
GB1057909A (en) 1967-02-08
NL6404760A (de) 1964-11-02
CH422169A (de) 1966-10-15
SE321033B (de) 1970-02-23
US3341917A (en) 1967-09-19
NL139622B (nl) 1973-08-15

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