DE2733342C2 - Verfahren zur Herstellung einer Vorratskathode - Google Patents

Verfahren zur Herstellung einer Vorratskathode

Info

Publication number
DE2733342C2
DE2733342C2 DE19772733342 DE2733342A DE2733342C2 DE 2733342 C2 DE2733342 C2 DE 2733342C2 DE 19772733342 DE19772733342 DE 19772733342 DE 2733342 A DE2733342 A DE 2733342A DE 2733342 C2 DE2733342 C2 DE 2733342C2
Authority
DE
Germany
Prior art keywords
holder
cathode
shaped piece
piece
cathodes
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
DE19772733342
Other languages
German (de)
English (en)
Other versions
DE2733342A1 (de
Inventor
Jacob Blanken
Paulus Rudolf Eindhoven Boelens
Adrianus Kuiper
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 DE2733342A1 publication Critical patent/DE2733342A1/de
Application granted granted Critical
Publication of DE2733342C2 publication Critical patent/DE2733342C2/de
Expired 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)
  • Electrodes For Cathode-Ray Tubes (AREA)
  • Electrolytic Production Of Metals (AREA)
  • Powder Metallurgy (AREA)
DE19772733342 1976-08-04 1977-07-23 Verfahren zur Herstellung einer Vorratskathode Expired DE2733342C2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL7608642A NL7608642A (nl) 1976-08-04 1976-08-04 Werkwijze voor de vervaardiging van een voor- raadkathode en voorraadkathode vervaardigd volgens die werkwijze.

Publications (2)

Publication Number Publication Date
DE2733342A1 DE2733342A1 (de) 1978-02-09
DE2733342C2 true DE2733342C2 (de) 1986-05-15

Family

ID=19826692

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19772733342 Expired DE2733342C2 (de) 1976-08-04 1977-07-23 Verfahren zur Herstellung einer Vorratskathode

Country Status (13)

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

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7905542A (nl) * 1979-07-17 1981-01-20 Philips Nv Naleveringskathode.
NL8105921A (nl) * 1981-12-31 1983-07-18 Philips Nv Televisiekamerabuis.
DE3336489A1 (de) * 1983-10-07 1985-04-25 Licentia Patent-Verwaltungs-Gmbh, 6000 Frankfurt Indirekt geheizte vorratskathode

Family Cites Families (5)

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

Also Published As

Publication number Publication date
JPS617697B2 (me) 1986-03-08
GB1583585A (en) 1981-01-28
CA1091291A (en) 1980-12-09
BR7705042A (pt) 1978-06-06
JPS5328365A (en) 1978-03-16
FR2360983B1 (me) 1980-07-18
IT1086053B (it) 1985-05-28
FI772335A (me) 1978-02-05
NL7608642A (nl) 1978-02-07
DD130604A5 (de) 1978-04-12
ES461278A1 (es) 1978-05-01
FR2360983A1 (fr) 1978-03-03
PL123760B1 (en) 1982-11-30
BE857406A (fr) 1978-02-02
PL199999A1 (pl) 1978-03-28
DE2733342A1 (de) 1978-02-09

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Legal Events

Date Code Title Description
8128 New person/name/address of the agent

Representative=s name: DAVID, G., 2000 HAMBURG

8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee