FR1522349A - Canon à électrons - Google Patents

Canon à électrons

Info

Publication number
FR1522349A
FR1522349A FR97454A FR97454A FR1522349A FR 1522349 A FR1522349 A FR 1522349A FR 97454 A FR97454 A FR 97454A FR 97454 A FR97454 A FR 97454A FR 1522349 A FR1522349 A FR 1522349A
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
FR97454A
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.)
General Electric Co
Original Assignee
General Electric 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
Application filed by General Electric Co filed Critical General Electric Co
Priority to FR97454A priority Critical patent/FR1522349A/fr
Application granted granted Critical
Publication of FR1522349A publication Critical patent/FR1522349A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/065—Construction of guns or parts thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J37/00—Discharge tubes with provision for introducing objects or material to be exposed to the discharge, e.g. for the purpose of examination or processing thereof
    • H01J37/02—Details
    • H01J37/04—Arrangements of electrodes and associated parts for generating or controlling the discharge, e.g. electron-optical arrangement, ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/063—Geometrical arrangement of electrodes for beam-forming

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
FR97454A 1966-03-15 1967-03-03 Canon à électrons Expired FR1522349A (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR97454A FR1522349A (fr) 1966-03-15 1967-03-03 Canon à électrons

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US53434766A 1966-03-15 1966-03-15
FR97454A FR1522349A (fr) 1966-03-15 1967-03-03 Canon à électrons

Publications (1)

Publication Number Publication Date
FR1522349A true FR1522349A (fr) 1968-04-26

Family

ID=26174853

Family Applications (1)

Application Number Title Priority Date Filing Date
FR97454A Expired FR1522349A (fr) 1966-03-15 1967-03-03 Canon à électrons

Country Status (1)

Country Link
FR (1) FR1522349A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723934A1 (de) * 1977-05-26 1978-12-14 Inst Elektroswarki Patona Katodenblock fuer eine elektronenstrahl-schweissmaschine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723934A1 (de) * 1977-05-26 1978-12-14 Inst Elektroswarki Patona Katodenblock fuer eine elektronenstrahl-schweissmaschine

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