IT8026591A0 - DEVICE TO GENERATE ELECTRONIC BEAM. - Google Patents

DEVICE TO GENERATE ELECTRONIC BEAM.

Info

Publication number
IT8026591A0
IT8026591A0 IT8026591A IT2659180A IT8026591A0 IT 8026591 A0 IT8026591 A0 IT 8026591A0 IT 8026591 A IT8026591 A IT 8026591A IT 2659180 A IT2659180 A IT 2659180A IT 8026591 A0 IT8026591 A0 IT 8026591A0
Authority
IT
Italy
Prior art keywords
electronic beam
generate electronic
generate
electronic
Prior art date
Application number
IT8026591A
Other languages
Italian (it)
Other versions
IT1134691B (en
Inventor
Josef Kohlmannsperger
Original Assignee
Maschf Augsburg Nuernberg Ag
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 Maschf Augsburg Nuernberg Ag filed Critical Maschf Augsburg Nuernberg Ag
Publication of IT8026591A0 publication Critical patent/IT8026591A0/en
Application granted granted Critical
Publication of IT1134691B publication Critical patent/IT1134691B/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J33/00—Discharge tubes with provision for emergence of electrons or ions from the vessel; Lenard tubes
    • H01J33/02—Details
    • 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
    • H01J37/073—Electron guns using field emission, photo emission, or secondary emission electron sources

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Cold Cathode And The Manufacture (AREA)
  • Electron Sources, Ion Sources (AREA)
  • Vessels, Lead-In Wires, Accessory Apparatuses For Cathode-Ray Tubes (AREA)
  • Solid Thermionic Cathode (AREA)
IT26591/80A 1979-12-18 1980-12-12 DEVICE FOR GENERATING ELECTRONIC RAYS IT1134691B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2950897A DE2950897C2 (en) 1979-12-18 1979-12-18 Device for generating electron beams

Publications (2)

Publication Number Publication Date
IT8026591A0 true IT8026591A0 (en) 1980-12-12
IT1134691B IT1134691B (en) 1986-08-13

Family

ID=6088815

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26591/80A IT1134691B (en) 1979-12-18 1980-12-12 DEVICE FOR GENERATING ELECTRONIC RAYS

Country Status (5)

Country Link
DE (1) DE2950897C2 (en)
FR (1) FR2472264A1 (en)
GB (1) GB2067007B (en)
IT (1) IT1134691B (en)
SE (1) SE8008545L (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8720792D0 (en) * 1987-09-04 1987-10-14 Gen Electric Co Plc Vacuum devices
EP0312653A1 (en) * 1987-10-22 1989-04-26 Koninklijke Philips Electronics N.V. Electron image projector
FR2644627B1 (en) * 1989-03-17 1996-01-05 Videocolor CATHODE RAY TUBE WITH FIELD EFFECT ELECTRON SOURCE
US5103145A (en) * 1990-09-05 1992-04-07 Raytheon Company Luminance control for cathode-ray tube having field emission cathode
US5583393A (en) * 1994-03-24 1996-12-10 Fed Corporation Selectively shaped field emission electron beam source, and phosphor array for use therewith
FR2777113B1 (en) * 1998-04-03 2000-05-05 Commissariat Energie Atomique "ELECTRON TORCH" TYPE ELECTRON CANON

Also Published As

Publication number Publication date
IT1134691B (en) 1986-08-13
FR2472264A1 (en) 1981-06-26
DE2950897C2 (en) 1985-05-09
SE8008545L (en) 1981-06-19
GB2067007B (en) 1984-07-04
GB2067007A (en) 1981-07-15
DE2950897A1 (en) 1981-06-25
FR2472264B1 (en) 1984-11-09

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