FR2360983B1 - - Google Patents

Info

Publication number
FR2360983B1
FR2360983B1 FR7724001A FR7724001A FR2360983B1 FR 2360983 B1 FR2360983 B1 FR 2360983B1 FR 7724001 A FR7724001 A FR 7724001A FR 7724001 A FR7724001 A FR 7724001A FR 2360983 B1 FR2360983 B1 FR 2360983B1
Authority
FR
France
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
FR7724001A
Other languages
French (fr)
Other versions
FR2360983A1 (en
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of FR2360983A1 publication Critical patent/FR2360983A1/en
Application granted granted Critical
Publication of FR2360983B1 publication Critical patent/FR2360983B1/fr
Granted legal-status Critical Current

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
    • H01J1/20—Cathodes heated indirectly by an electric current; Cathodes heated by electron or ion bombardment
    • H01J1/28—Dispenser-type cathodes, e.g. L-cathode
    • 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)
  • Solid Thermionic Cathode (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Powder Metallurgy (AREA)
FR7724001A 1976-08-04 1977-08-04 PROCESS FOR THE REALIZATION OF A RESERVE CATHODE AND RESERVED CATHODE THUS REALIZED Granted FR2360983A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7608642A NL7608642A (en) 1976-08-04 1976-08-04 PROCESS FOR MANUFACTURE OF A STOCK CATHOD AND STOCK CATHOD MANUFACTURED UNDER THAT PROCESS.

Publications (2)

Publication Number Publication Date
FR2360983A1 FR2360983A1 (en) 1978-03-03
FR2360983B1 true FR2360983B1 (en) 1980-07-18

Family

ID=19826692

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7724001A Granted FR2360983A1 (en) 1976-08-04 1977-08-04 PROCESS FOR THE REALIZATION OF A RESERVE CATHODE AND RESERVED CATHODE THUS REALIZED

Country Status (13)

Country Link
JP (1) JPS5328365A (en)
BE (1) BE857406A (en)
BR (1) BR7705042A (en)
CA (1) CA1091291A (en)
DD (1) DD130604A5 (en)
DE (1) DE2733342C2 (en)
ES (1) ES461278A1 (en)
FI (1) FI772335A (en)
FR (1) FR2360983A1 (en)
GB (1) GB1583585A (en)
IT (1) IT1086053B (en)
NL (1) NL7608642A (en)
PL (1) PL123760B1 (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7905542A (en) * 1979-07-17 1981-01-20 Philips Nv DELIVERY CATHOD.
NL8105921A (en) * 1981-12-31 1983-07-18 Philips Nv TELEVISION ROOM TUBE.
DE3336489A1 (en) * 1983-10-07 1985-04-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Indirectly heated dispenser cathode

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL222412A (en) * 1956-12-15
NL112717C (en) * 1959-01-22
US3160780A (en) * 1961-01-17 1964-12-08 Philips Corp Indirectly heated cathode
NL6602973A (en) * 1966-03-08 1967-09-11
DE1764260A1 (en) * 1968-05-04 1971-07-01 Telefunken Patent Method for manufacturing a supply cathode

Also Published As

Publication number Publication date
DD130604A5 (en) 1978-04-12
GB1583585A (en) 1981-01-28
BR7705042A (en) 1978-06-06
JPS617697B2 (en) 1986-03-08
ES461278A1 (en) 1978-05-01
IT1086053B (en) 1985-05-28
CA1091291A (en) 1980-12-09
PL199999A1 (en) 1978-03-28
FR2360983A1 (en) 1978-03-03
PL123760B1 (en) 1982-11-30
FI772335A (en) 1978-02-05
DE2733342A1 (en) 1978-02-09
DE2733342C2 (en) 1986-05-15
BE857406A (en) 1978-02-02
JPS5328365A (en) 1978-03-16
NL7608642A (en) 1978-02-07

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Legal Events

Date Code Title Description
DR Decision of the appeal court due to an appeal at law against decisions of the director of the inpi, except decision of lapse
ST Notification of lapse