FR1289470A - Structure for electron gun - Google Patents

Structure for electron gun

Info

Publication number
FR1289470A
FR1289470A FR846648A FR846648A FR1289470A FR 1289470 A FR1289470 A FR 1289470A FR 846648 A FR846648 A FR 846648A FR 846648 A FR846648 A FR 846648A FR 1289470 A FR1289470 A FR 1289470A
Authority
FR
France
Prior art keywords
electron gun
gun
electron
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
FR846648A
Other languages
French (fr)
Inventor
Jean Sommeria
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.)
B PRECIS SA
Original Assignee
B PRECIS SA
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 B PRECIS SA filed Critical B PRECIS SA
Priority to FR846648A priority Critical patent/FR1289470A/en
Application granted granted Critical
Publication of FR1289470A publication Critical patent/FR1289470A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/027—Construction of the gun or parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/024—Electron guns using thermionic emission of cathode heated by electron or ion bombardment or by irradiation by other energetic beams, e.g. by laser

Landscapes

  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR846648A 1960-12-12 1960-12-12 Structure for electron gun Expired FR1289470A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR846648A FR1289470A (en) 1960-12-12 1960-12-12 Structure for electron gun

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR846648A FR1289470A (en) 1960-12-12 1960-12-12 Structure for electron gun

Publications (1)

Publication Number Publication Date
FR1289470A true FR1289470A (en) 1962-04-06

Family

ID=8744582

Family Applications (1)

Application Number Title Priority Date Filing Date
FR846648A Expired FR1289470A (en) 1960-12-12 1960-12-12 Structure for electron gun

Country Status (1)

Country Link
FR (1) FR1289470A (en)

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