FR1471915A - Canon à électrons - Google Patents

Canon à électrons

Info

Publication number
FR1471915A
FR1471915A FR54623A FR54623A FR1471915A FR 1471915 A FR1471915 A FR 1471915A FR 54623 A FR54623 A FR 54623A FR 54623 A FR54623 A FR 54623A FR 1471915 A FR1471915 A FR 1471915A
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
FR54623A
Other languages
English (en)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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
Priority claimed from US442902A external-priority patent/US3329849A/en
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Priority to FR54623A priority Critical patent/FR1471915A/fr
Application granted granted Critical
Publication of FR1471915A publication Critical patent/FR1471915A/fr
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
    • H01J3/026—Eliminating deleterious effects due to thermal effects, electric or magnetic field
    • 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
    • H01J3/028—Replacing parts of the gun; Relative adjustment
FR54623A 1965-03-26 1966-03-23 Canon à électrons Expired FR1471915A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR54623A FR1471915A (fr) 1965-03-26 1966-03-23 Canon à électrons

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US442902A US3329849A (en) 1965-03-26 1965-03-26 Electron gun apparatus with heat sink means for supporting filament and grid
FR54623A FR1471915A (fr) 1965-03-26 1966-03-23 Canon à électrons

Publications (1)

Publication Number Publication Date
FR1471915A true FR1471915A (fr) 1967-03-03

Family

ID=26169399

Family Applications (1)

Application Number Title Priority Date Filing Date
FR54623A Expired FR1471915A (fr) 1965-03-26 1966-03-23 Canon à électrons

Country Status (1)

Country Link
FR (1) FR1471915A (fr)

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