CH413122A - Grid-shaped electrode for electron tubes and its manufacturing process - Google Patents

Grid-shaped electrode for electron tubes and its manufacturing process

Info

Publication number
CH413122A
CH413122A CH240163A CH240163A CH413122A CH 413122 A CH413122 A CH 413122A CH 240163 A CH240163 A CH 240163A CH 240163 A CH240163 A CH 240163A CH 413122 A CH413122 A CH 413122A
Authority
CH
Switzerland
Prior art keywords
grid
manufacturing process
shaped electrode
electron tubes
tubes
Prior art date
Application number
CH240163A
Other languages
French (fr)
Inventor
Marie Pehe Francois
Gerlach Pierre
Original Assignee
Thomson Houston Comp Francaise
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 Thomson Houston Comp Francaise filed Critical Thomson Houston Comp Francaise
Publication of CH413122A publication Critical patent/CH413122A/en

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
    • H01J19/38—Control electrodes, e.g. grid
    • 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
CH240163A 1962-02-28 1963-02-25 Grid-shaped electrode for electron tubes and its manufacturing process CH413122A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR889492A FR1323676A (en) 1962-02-28 1962-02-28 electrode for electron tubes and method of its manufacture

Publications (1)

Publication Number Publication Date
CH413122A true CH413122A (en) 1966-05-15

Family

ID=8773698

Family Applications (1)

Application Number Title Priority Date Filing Date
CH240163A CH413122A (en) 1962-02-28 1963-02-25 Grid-shaped electrode for electron tubes and its manufacturing process

Country Status (6)

Country Link
US (1) US3305748A (en)
CH (1) CH413122A (en)
ES (1) ES285515A1 (en)
FR (1) FR1323676A (en)
GB (1) GB1011588A (en)
NL (1) NL141326B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1344220A (en) * 1962-03-02 1963-11-29 Thomson Houston Comp Francaise Grid for electron tubes
FR1523248A (en) * 1967-03-07 1968-05-03 Thomson Houston Comp Francaise Improvements in methods of manufacturing electrodes in the form of grids for electron tubes, electrodes manufactured using these improved methods and electron tubes containing such electrodes
US3593053A (en) * 1969-07-02 1971-07-13 Stromberg Datagraphix Inc High power dissipation matrix for a character display tube
US3725717A (en) * 1970-06-22 1973-04-03 A Leliovsky Grid-controlled microwave thermionic device
US4295077A (en) * 1980-02-14 1981-10-13 Rca Corporation Circumferentially apertured cylindrical grid for electron tube

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1612835A (en) * 1917-01-23 1927-01-04 Siemens Ag Intermediate electrode in incandescent cathode tube
US1674742A (en) * 1919-08-16 1928-06-26 Westinghouse Electric & Mfg Co Flat electrode for electrical discharge vessels
GB830532A (en) * 1957-07-12 1960-03-16 Standard Telephones Cables Ltd Improvements in or relating to electron discharge tubes

Also Published As

Publication number Publication date
NL141326B (en) 1974-02-15
US3305748A (en) 1967-02-21
GB1011588A (en) 1965-12-01
FR1323676A (en) 1963-04-12
ES285515A1 (en) 1963-07-01

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