FR3077922B1 - Grille circulaire pour une cathode cylindrique de tube hyperfrequence a faisceau lineaire, et procede de depose associe - Google Patents

Grille circulaire pour une cathode cylindrique de tube hyperfrequence a faisceau lineaire, et procede de depose associe Download PDF

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Publication number
FR3077922B1
FR3077922B1 FR1800142A FR1800142A FR3077922B1 FR 3077922 B1 FR3077922 B1 FR 3077922B1 FR 1800142 A FR1800142 A FR 1800142A FR 1800142 A FR1800142 A FR 1800142A FR 3077922 B1 FR3077922 B1 FR 3077922B1
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France
Prior art keywords
linear beam
cylindrical cathode
removal process
circular grid
associated removal
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.)
Active
Application number
FR1800142A
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English (en)
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FR3077922A1 (fr
Inventor
Alain Durand
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.)
Thales SA
Original Assignee
Thales SA
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Filing date
Publication date
Application filed by Thales SA filed Critical Thales SA
Priority to FR1800142A priority Critical patent/FR3077922B1/fr
Priority to PCT/EP2019/053305 priority patent/WO2019158478A1/fr
Publication of FR3077922A1 publication Critical patent/FR3077922A1/fr
Application granted granted Critical
Publication of FR3077922B1 publication Critical patent/FR3077922B1/fr
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Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/06—Electron or ion guns
    • H01J23/065—Electron or ion guns producing a solid cylindrical beam

Landscapes

  • Microwave Tubes (AREA)
  • Particle Accelerators (AREA)

Abstract

Grille circulaire pour une cathode cylindrique de tube hyperfréquence à faisceau linéaire, comprenant un nombre égal de mailles et de barreaux (3), et comprenant : - un boulevard circulaire externe (4) ; - deux ou trois barreaux (3) reliés ensemble, en une de leur extrémité, au centre de la grille, et en leur autre extrémité au boulevard circulaire externe (4) ; un barreau (3) comprenant au moins une portion rectiligne ; et - au moins deux barreaux (3) reliés au boulevard circulaire externe en une extrémité et reliés en leur autre extrémité à un autre barreau (3).
FR1800142A 2018-02-15 2018-02-15 Grille circulaire pour une cathode cylindrique de tube hyperfrequence a faisceau lineaire, et procede de depose associe Active FR3077922B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1800142A FR3077922B1 (fr) 2018-02-15 2018-02-15 Grille circulaire pour une cathode cylindrique de tube hyperfrequence a faisceau lineaire, et procede de depose associe
PCT/EP2019/053305 WO2019158478A1 (fr) 2018-02-15 2019-02-11 Grille circulaire pour une cathode cylindrique de tube hyperfrequence a faisceau lineaire, et procede de depose associe

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1800142 2018-02-15
FR1800142A FR3077922B1 (fr) 2018-02-15 2018-02-15 Grille circulaire pour une cathode cylindrique de tube hyperfrequence a faisceau lineaire, et procede de depose associe

Publications (2)

Publication Number Publication Date
FR3077922A1 FR3077922A1 (fr) 2019-08-16
FR3077922B1 true FR3077922B1 (fr) 2020-11-27

Family

ID=62816617

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1800142A Active FR3077922B1 (fr) 2018-02-15 2018-02-15 Grille circulaire pour une cathode cylindrique de tube hyperfrequence a faisceau lineaire, et procede de depose associe

Country Status (2)

Country Link
FR (1) FR3077922B1 (fr)
WO (1) WO2019158478A1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1380495A (fr) * 1962-08-20 1964-12-04 Sperry Rand Corp Système d'électrodes pour tubes à modulation de vitesse
FR1582070A (fr) * 1968-04-26 1969-09-26
US3903450A (en) * 1973-02-21 1975-09-02 Hughes Aircraft Co Dual-perveance gridded electron gun
US3818260A (en) * 1973-03-05 1974-06-18 Sperry Rand Corp Electron gun with masked cathode and non-intercepting control grid
US4994709A (en) * 1989-03-22 1991-02-19 Varian Associates, Inc. Method for making a cathader with integral shadow grid
GB2312322B (en) * 1996-04-20 2000-06-14 Eev Ltd Electron guns
DE10013634A1 (de) * 2000-03-18 2001-09-27 Thomson Tubes Electroniques Gm Kathodenstrahlröhre

Also Published As

Publication number Publication date
WO2019158478A1 (fr) 2019-08-22
FR3077922A1 (fr) 2019-08-16

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