FR1408119A - Grid-screen electron tube - Google Patents

Grid-screen electron tube

Info

Publication number
FR1408119A
FR1408119A FR988594A FR988594A FR1408119A FR 1408119 A FR1408119 A FR 1408119A FR 988594 A FR988594 A FR 988594A FR 988594 A FR988594 A FR 988594A FR 1408119 A FR1408119 A FR 1408119A
Authority
FR
France
Prior art keywords
grid
electron tube
screen electron
screen
tube
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
FR988594A
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.)
Siemens and Halske AG
Siemens AG
Original Assignee
Siemens and Halske AG
Siemens 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 Siemens and Halske AG, Siemens AG filed Critical Siemens and Halske AG
Priority to FR988594A priority Critical patent/FR1408119A/en
Application granted granted Critical
Publication of FR1408119A publication Critical patent/FR1408119A/en
Expired legal-status Critical Current

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
FR988594A 1964-09-18 1964-09-18 Grid-screen electron tube Expired FR1408119A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR988594A FR1408119A (en) 1964-09-18 1964-09-18 Grid-screen electron tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR988594A FR1408119A (en) 1964-09-18 1964-09-18 Grid-screen electron tube

Publications (1)

Publication Number Publication Date
FR1408119A true FR1408119A (en) 1965-08-06

Family

ID=8838620

Family Applications (1)

Application Number Title Priority Date Filing Date
FR988594A Expired FR1408119A (en) 1964-09-18 1964-09-18 Grid-screen electron tube

Country Status (1)

Country Link
FR (1) FR1408119A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661778A1 (en) * 1990-05-04 1991-11-08 Thomson Tubes Electroniques GRID AMPLIFIER TUBE WITH VARIABLE WIDTH BARS.

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2661778A1 (en) * 1990-05-04 1991-11-08 Thomson Tubes Electroniques GRID AMPLIFIER TUBE WITH VARIABLE WIDTH BARS.
WO1991017559A1 (en) * 1990-05-04 1991-11-14 Thomson Tubes Electroniques Grid amplification tube with varying width bars
US5317230A (en) * 1990-05-04 1994-05-31 Thomson Tubes Electroniques Amplifier valve with grid having rods of variable width

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