FR801709A - Manufacturing process of indirect cathodes with helically wound filaments - Google Patents

Manufacturing process of indirect cathodes with helically wound filaments

Info

Publication number
FR801709A
FR801709A FR801709DA FR801709A FR 801709 A FR801709 A FR 801709A FR 801709D A FR801709D A FR 801709DA FR 801709 A FR801709 A FR 801709A
Authority
FR
France
Prior art keywords
cathodes
indirect
manufacturing process
helically wound
wound filaments
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.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AEG AG
Original Assignee
Allgemeine Elektricitaets Gesellschaft
AEG AG
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 Allgemeine Elektricitaets Gesellschaft, AEG AG filed Critical Allgemeine Elektricitaets Gesellschaft
Application granted granted Critical
Publication of FR801709A publication Critical patent/FR801709A/en
Expired legal-status Critical Current

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
    • H01J9/08—Manufacture of heaters for indirectly-heated cathodes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
FR801709D 1935-02-28 1936-02-06 Manufacturing process of indirect cathodes with helically wound filaments Expired FR801709A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE801709X 1935-02-28

Publications (1)

Publication Number Publication Date
FR801709A true FR801709A (en) 1936-08-14

Family

ID=6716648

Family Applications (1)

Application Number Title Priority Date Filing Date
FR801709D Expired FR801709A (en) 1935-02-28 1936-02-06 Manufacturing process of indirect cathodes with helically wound filaments

Country Status (1)

Country Link
FR (1) FR801709A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2591798A1 (en) * 1985-12-17 1987-06-19 Videocolor LOW CONSUMPTION ELECTRON GUN FOR CATHODE RAY TUBE
EP2293090A2 (en) 2009-09-02 2011-03-09 IFP Energies nouvelles Improved method for estimating non-measurable characteristics of an electro-chemical system

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2591798A1 (en) * 1985-12-17 1987-06-19 Videocolor LOW CONSUMPTION ELECTRON GUN FOR CATHODE RAY TUBE
EP0232645A1 (en) * 1985-12-17 1987-08-19 Videocolor Manufacturing method for a cathode heater for a low power consumption electron gun for cathode ray tube
US4825119A (en) * 1985-12-17 1989-04-25 Videocolor Low consumption electron gun for cathode ray tubes
EP2293090A2 (en) 2009-09-02 2011-03-09 IFP Energies nouvelles Improved method for estimating non-measurable characteristics of an electro-chemical system

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