FR1505059A - Electron gun - Google Patents

Electron gun

Info

Publication number
FR1505059A
FR1505059A FR87433A FR87433A FR1505059A FR 1505059 A FR1505059 A FR 1505059A FR 87433 A FR87433 A FR 87433A FR 87433 A FR87433 A FR 87433A FR 1505059 A FR1505059 A FR 1505059A
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
FR87433A
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.)
Steigerwald Strahltecknik GmbH
Original Assignee
Steigerwald Strahltecknik GmbH
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 Steigerwald Strahltecknik GmbH filed Critical Steigerwald Strahltecknik GmbH
Application granted granted Critical
Publication of FR1505059A publication Critical patent/FR1505059A/en
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 or ion-optical arrangement
    • H01J37/06—Electron sources; Electron guns
    • H01J37/067—Replacing parts of guns; Mutual adjustment of electrodes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Electron Sources, Ion Sources (AREA)
FR87433A 1965-12-14 1966-12-14 Electron gun Expired FR1505059A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST024761 1965-12-14

Publications (1)

Publication Number Publication Date
FR1505059A true FR1505059A (en) 1967-12-08

Family

ID=7460267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR87433A Expired FR1505059A (en) 1965-12-14 1966-12-14 Electron gun

Country Status (8)

Country Link
US (1) US3478244A (en)
AT (1) AT268473B (en)
BE (1) BE691175A (en)
CH (1) CH452067A (en)
FR (1) FR1505059A (en)
GB (1) GB1163530A (en)
NL (1) NL6617564A (en)
SE (1) SE340397B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835327A (en) * 1972-05-08 1974-09-10 United Aircraft Corp Triode electron gun for electron beam machines

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2315766A1 (en) * 1975-06-23 1977-01-21 Sciaky Sa ELECTRON CANNON
JPS5277661A (en) * 1975-12-24 1977-06-30 Jeol Ltd Electron gun
DE3328172A1 (en) * 1983-08-04 1985-02-14 Leybold-Heraeus GmbH, 5000 Köln ELECTRON BEAM CANNON
US8581481B1 (en) 2011-02-25 2013-11-12 Applied Physics Technologies, Inc. Pre-aligned thermionic emission assembly
JP5614854B2 (en) * 2012-03-27 2014-10-29 株式会社リガク Electron gun, X-ray generator and X-ray measuring device
CN107393791B (en) * 2017-08-28 2023-09-05 丹东市无损检测设备有限公司 Ultra-high voltage bipolar metal ceramic X-ray tube
DE102018123100A1 (en) 2018-09-20 2020-03-26 Thales Deutschland GmbH Electron Devices Electron gun

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE437814A (en) * 1939-02-21
US2319061A (en) * 1941-01-31 1943-05-11 Rca Corp Demountable electron gun
US3109953A (en) * 1960-09-28 1963-11-05 Gen Electric Cathode ray tube having a plurality of interchangeable cathodes
US3187216A (en) * 1961-05-12 1965-06-01 Welding Research Inc Electron gun having a releasably clamped electron emitting element

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3835327A (en) * 1972-05-08 1974-09-10 United Aircraft Corp Triode electron gun for electron beam machines

Also Published As

Publication number Publication date
DE1514782A1 (en) 1969-06-19
GB1163530A (en) 1969-09-10
AT268473B (en) 1969-02-10
DE1514782B2 (en) 1975-11-13
SE340397B (en) 1971-11-15
BE691175A (en) 1967-05-16
NL6617564A (en) 1967-06-15
US3478244A (en) 1969-11-11
CH452067A (en) 1968-05-31

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