EP0138199A3 - Method and electron gun for generating an electron beam, particularly of high current density at the surface of its utilisation - Google Patents

Method and electron gun for generating an electron beam, particularly of high current density at the surface of its utilisation Download PDF

Info

Publication number
EP0138199A3
EP0138199A3 EP84112226A EP84112226A EP0138199A3 EP 0138199 A3 EP0138199 A3 EP 0138199A3 EP 84112226 A EP84112226 A EP 84112226A EP 84112226 A EP84112226 A EP 84112226A EP 0138199 A3 EP0138199 A3 EP 0138199A3
Authority
EP
European Patent Office
Prior art keywords
utilisation
generating
current density
high current
electron beam
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.)
Granted
Application number
EP84112226A
Other versions
EP0138199A2 (en
EP0138199B1 (en
Inventor
Jerzy Kaczmarczyk
Barbara Kaczmarczyk
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.)
Politechnika Warszawska
Original Assignee
Politechnika Warszawska
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 Politechnika Warszawska filed Critical Politechnika Warszawska
Publication of EP0138199A2 publication Critical patent/EP0138199A2/en
Publication of EP0138199A3 publication Critical patent/EP0138199A3/en
Application granted granted Critical
Publication of EP0138199B1 publication Critical patent/EP0138199B1/en
Expired legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J29/00—Details of cathode-ray tubes or of electron-beam tubes of the types covered by group H01J31/00
    • H01J29/46—Arrangements of electrodes and associated parts for generating or controlling the ray or beam, e.g. electron-optical arrangement
    • H01J29/48—Electron guns
    • H01J29/488—Schematic arrangements of the electrodes for beam forming; Place and form of the elecrodes
EP19840112226 1983-10-14 1984-10-11 Electron gun for generating an electron beam, particularly of high current density at the surface of its utilisation Expired EP0138199B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
PL244154 1983-10-14
PL24415483A PL146420B1 (en) 1983-10-14 1983-10-14 Method of producing an electron beam resulting in high current density over its target surface and electron gun therefor

Publications (3)

Publication Number Publication Date
EP0138199A2 EP0138199A2 (en) 1985-04-24
EP0138199A3 true EP0138199A3 (en) 1985-05-22
EP0138199B1 EP0138199B1 (en) 1988-08-24

Family

ID=20018817

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19840112226 Expired EP0138199B1 (en) 1983-10-14 1984-10-11 Electron gun for generating an electron beam, particularly of high current density at the surface of its utilisation

Country Status (6)

Country Link
EP (1) EP0138199B1 (en)
CS (1) CS250672B2 (en)
DD (1) DD232785A5 (en)
DE (1) DE3473683D1 (en)
HU (1) HU189940B (en)
PL (1) PL146420B1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130112870A1 (en) * 2011-11-04 2013-05-09 Victor Gorelik Hollow cylindrical analyzer

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE548917C (en) * 1930-08-12 1932-04-21 Walter Rogowski Dr Ing Glow cathode oscilloscope
US3005926A (en) * 1959-05-22 1961-10-24 Westinghouse Electric Corp Cathode for electron discharge device
US3013179A (en) * 1958-05-01 1961-12-12 Gen Electric System for producing high charge density electron beam
US3805057A (en) * 1971-03-22 1974-04-16 Hitachi Ltd Energy analyzer of coaxial cylindrical type

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE548917C (en) * 1930-08-12 1932-04-21 Walter Rogowski Dr Ing Glow cathode oscilloscope
US3013179A (en) * 1958-05-01 1961-12-12 Gen Electric System for producing high charge density electron beam
US3005926A (en) * 1959-05-22 1961-10-24 Westinghouse Electric Corp Cathode for electron discharge device
US3805057A (en) * 1971-03-22 1974-04-16 Hitachi Ltd Energy analyzer of coaxial cylindrical type

Also Published As

Publication number Publication date
HUT36610A (en) 1985-09-30
EP0138199A2 (en) 1985-04-24
DE3473683D1 (en) 1988-09-29
HU189940B (en) 1986-08-28
PL146420B1 (en) 1989-02-28
CS250672B2 (en) 1987-05-14
PL244154A1 (en) 1985-04-24
DD232785A5 (en) 1986-02-05
EP0138199B1 (en) 1988-08-24

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