NL6800569A - - Google Patents

Info

Publication number
NL6800569A
NL6800569A NL6800569A NL6800569A NL6800569A NL 6800569 A NL6800569 A NL 6800569A NL 6800569 A NL6800569 A NL 6800569A NL 6800569 A NL6800569 A NL 6800569A NL 6800569 A NL6800569 A NL 6800569A
Authority
NL
Netherlands
Application number
NL6800569A
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 filed Critical
Publication of NL6800569A publication Critical patent/NL6800569A/xx

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
    • 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
    • H01J29/52—Arrangements for controlling intensity of ray or beam, e.g. for modulation
NL6800569A 1967-01-13 1968-01-12 NL6800569A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US609224A US3413517A (en) 1967-01-13 1967-01-13 Filament current control by a superposed dithering voltage

Publications (1)

Publication Number Publication Date
NL6800569A true NL6800569A (fr) 1968-07-15

Family

ID=24439854

Family Applications (1)

Application Number Title Priority Date Filing Date
NL6800569A NL6800569A (fr) 1967-01-13 1968-01-12

Country Status (8)

Country Link
US (1) US3413517A (fr)
BE (1) BE708599A (fr)
CH (1) CH462962A (fr)
DE (1) DE1591234C3 (fr)
FR (1) FR1555891A (fr)
GB (1) GB1148426A (fr)
NL (1) NL6800569A (fr)
SE (1) SE338372B (fr)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1152224A (en) * 1967-05-15 1969-05-14 Vickers Ltd Electron-Beam Welding
DE2100506C3 (de) * 1970-01-09 1974-02-07 Hitachi, Ltd., Tokio Ionenquelle insbesondere für Ionen-Mikroanalysatoren
DE221138C (fr) * 1971-04-30
US3760279A (en) * 1971-09-16 1973-09-18 United States Steel Corp Beam current limiting circuit
US3780256A (en) * 1972-08-08 1973-12-18 Atomic Energy Commission Method for producing spike-free electron beam partial penetration welds
US3801792A (en) * 1973-05-23 1974-04-02 Bell Telephone Labor Inc Electron beam apparatus
US4020318A (en) * 1975-01-24 1977-04-26 The Welding Institute Electron beam generators
DE2637628C2 (de) 1976-08-20 1982-03-11 Siemens AG, 1000 Berlin und 8000 München Schaltungsanordnung zum Speisen der Kathodenheizung von Röhren, insbesondere von Fernsehaufnahmeröhren, mit Gleichstrom
US4167676A (en) * 1978-02-21 1979-09-11 Bell Telephone Laboratories, Incorporated Variable-spot scanning in an electron beam exposure system
DE2844183C2 (de) * 1978-10-10 1984-09-13 Messer Griesheim Gmbh, 6000 Frankfurt Verfahren und Einrichtung zum Einstellen des Kathodenheizstromes in einem technischen Elektronenstrahl-Gerät
JPS5731134A (en) * 1980-08-01 1982-02-19 Hitachi Ltd Drawing device by electron beam
US4464564A (en) * 1982-10-27 1984-08-07 Conoco Inc. Current controller for heating stage on leitz microscope
US4754200A (en) * 1985-09-09 1988-06-28 Applied Materials, Inc. Systems and methods for ion source control in ion implanters
US4743767A (en) * 1985-09-09 1988-05-10 Applied Materials, Inc. Systems and methods for ion implantation
GB201904168D0 (en) * 2019-03-26 2019-05-08 Nikon Metrology Nv Method of setting a filament demand in an x-ray apparatus, controller, x-ray apparatus, control program and storage medium

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
LU37811A1 (fr) * 1958-10-27
US3072822A (en) * 1961-05-19 1963-01-08 Julian C Holmes Emission current regulator
US3320474A (en) * 1963-11-01 1967-05-16 Gen Electric Emission current regulated power supply for thermionic filament
US3315124A (en) * 1964-08-14 1967-04-18 Gen Electric Transistorized constant emission current regulator using a resonant transformer in the power supply
US3346769A (en) * 1965-10-07 1967-10-10 Nat Res Corp Orbiting vacuum pump power supply with a filament current regulator

Also Published As

Publication number Publication date
DE1591234B2 (de) 1975-03-20
US3413517A (en) 1968-11-26
FR1555891A (fr) 1969-01-31
BE708599A (fr) 1968-05-02
SE338372B (fr) 1971-09-06
CH462962A (de) 1968-09-30
DE1591234C3 (de) 1975-10-23
DE1591234A1 (de) 1970-08-20
GB1148426A (en) 1969-04-10

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