CH566072A5 - - Google Patents

Info

Publication number
CH566072A5
CH566072A5 CH1564973A CH1564973A CH566072A5 CH 566072 A5 CH566072 A5 CH 566072A5 CH 1564973 A CH1564973 A CH 1564973A CH 1564973 A CH1564973 A CH 1564973A CH 566072 A5 CH566072 A5 CH 566072A5
Authority
CH
Switzerland
Application number
CH1564973A
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH1564973A priority Critical patent/CH566072A5/xx
Priority to DE2358583A priority patent/DE2358583A1/de
Priority to DE19737341925U priority patent/DE7341925U/de
Priority to US05/516,761 priority patent/US3971964A/en
Priority to FR7436538A priority patent/FR2250195B3/fr
Priority to GB47851/74A priority patent/GB1483120A/en
Priority to NL7414383A priority patent/NL7414383A/xx
Publication of CH566072A5 publication Critical patent/CH566072A5/xx

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/30—Non-electron-emitting electrodes; Screens characterised by the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
    • H01J19/28—Non-electron-emitting electrodes; Screens
    • H01J19/38—Control electrodes, e.g. grid
    • 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
    • H01J9/14—Manufacture of electrodes or electrode systems of non-emitting electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0015—Non-sealed electrodes
    • H01J2893/0017—Cylindrical, helical or annular grids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • H01J2893/0012—Constructional arrangements
    • H01J2893/0019—Chemical composition and manufacture
    • H01J2893/002—Chemical composition and manufacture chemical

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Inorganic Fibers (AREA)
  • Carbon And Carbon Compounds (AREA)
CH1564973A 1973-11-07 1973-11-07 CH566072A5 (de)

Priority Applications (7)

Application Number Priority Date Filing Date Title
CH1564973A CH566072A5 (de) 1973-11-07 1973-11-07
DE2358583A DE2358583A1 (de) 1973-11-07 1973-11-24 Gitterelektrode fuer elektronenroehre und verfahren zu deren herstellung
DE19737341925U DE7341925U (de) 1973-11-07 1973-11-24 Gitterelektrode fuer elektronenroehre
US05/516,761 US3971964A (en) 1973-11-07 1974-10-21 Cylindric grid electrode structure for electronic tubes comprising carbon filaments coated with pyrolytic graphite
FR7436538A FR2250195B3 (de) 1973-11-07 1974-11-04
GB47851/74A GB1483120A (en) 1973-11-07 1974-11-05 Grid electrodes for thermionic valves and a method for their manufacture
NL7414383A NL7414383A (nl) 1973-11-07 1974-11-05 Roosterelektrode voor een elektronenbuis en werkwijze voor het vervaardigen daarvan.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1564973A CH566072A5 (de) 1973-11-07 1973-11-07

Publications (1)

Publication Number Publication Date
CH566072A5 true CH566072A5 (de) 1975-08-29

Family

ID=4410811

Family Applications (1)

Application Number Title Priority Date Filing Date
CH1564973A CH566072A5 (de) 1973-11-07 1973-11-07

Country Status (6)

Country Link
US (1) US3971964A (de)
CH (1) CH566072A5 (de)
DE (2) DE2358583A1 (de)
FR (1) FR2250195B3 (de)
GB (1) GB1483120A (de)
NL (1) NL7414383A (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2623828A1 (de) * 1976-05-28 1977-12-08 Philips Patentverwaltung Elektrode, insbesondere gitterfoermige elektrode fuer elektronenroehren, und verfahren zu deren herstellung
GB1514591A (en) * 1976-01-29 1978-06-14 English Electric Valve Co Ltd Electronic valves
FR2439474A1 (fr) * 1978-10-20 1980-05-16 Thomson Csf Procede de preparation de grilles en graphite pyrolytique de tube electronique, grille preparee suivant ce procede, et tube electronique comportant une telle grille
SU1149329A1 (ru) * 1981-02-13 1985-04-07 Организация П/Я Х-5263 Сетчатый электрод дл электронного прибора и способ его изготовлени
US4417175A (en) * 1981-05-15 1983-11-22 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Ion sputter textured graphite electrode plates
EP0155464B1 (de) 1984-02-07 1988-05-11 Asea Brown Boveri Ag Hochleistungs-Elektronenröhre
IT1252474B (it) * 1991-07-31 1995-06-16 Proel Tecnologie Spa Metodo per la realizzazione di griglie di estrazione per la generazione di ioni e griglie realizzate secondo detto metodo
US10811212B2 (en) 2017-07-22 2020-10-20 Modern Electron, LLC Suspended grid structures for electrodes in vacuum electronics
US10424455B2 (en) * 2017-07-22 2019-09-24 Modern Electron, LLC Suspended grid structures for electrodes in vacuum electronics

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2264735A (en) * 1938-12-13 1941-12-02 Western Electric Co Vacuum tube grid
US2513387A (en) * 1947-08-26 1950-07-04 Standard Telephones Cables Ltd Grid electrode
US2946915A (en) * 1954-07-21 1960-07-26 Gen Electric Grid construction
US3304458A (en) * 1963-07-25 1967-02-14 Machlett Lab Inc Vibration resistant electron tube
US3465400A (en) * 1967-02-01 1969-09-09 Varian Associates Method of making cylindrical mesh electrode for electron tubes

Also Published As

Publication number Publication date
FR2250195A1 (de) 1975-05-30
NL7414383A (nl) 1975-05-12
US3971964A (en) 1976-07-27
GB1483120A (en) 1977-08-17
DE7341925U (de) 1975-11-20
FR2250195B3 (de) 1977-08-05
DE2358583A1 (de) 1975-05-22

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Legal Events

Date Code Title Description
PL Patent ceased