GB1163529A - An electron beam generating system - Google Patents

An electron beam generating system

Info

Publication number
GB1163529A
GB1163529A GB54981/66A GB5498166A GB1163529A GB 1163529 A GB1163529 A GB 1163529A GB 54981/66 A GB54981/66 A GB 54981/66A GB 5498166 A GB5498166 A GB 5498166A GB 1163529 A GB1163529 A GB 1163529A
Authority
GB
United Kingdom
Prior art keywords
cathode
insulating body
dec
holders
motor driven
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
GB54981/66A
Other languages
English (en)
Inventor
Karl-Heinz Steigerwald
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB1163529A publication Critical patent/GB1163529A/en
Expired legal-status Critical Current

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
    • H01J3/028—Replacing parts of the gun; Relative adjustment
    • 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
    • H01J3/027—Construction of the gun or parts thereof

Landscapes

  • Electron Sources, Ion Sources (AREA)
GB54981/66A 1965-12-13 1966-12-08 An electron beam generating system Expired GB1163529A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DEST024757 1965-12-13

Publications (1)

Publication Number Publication Date
GB1163529A true GB1163529A (en) 1969-09-10

Family

ID=7460266

Family Applications (1)

Application Number Title Priority Date Filing Date
GB54981/66A Expired GB1163529A (en) 1965-12-13 1966-12-08 An electron beam generating system

Country Status (7)

Country Link
US (1) US3601649A (enExample)
AT (1) AT272420B (enExample)
BE (1) BE691152A (enExample)
CH (1) CH451331A (enExample)
FR (1) FR1504366A (enExample)
GB (1) GB1163529A (enExample)
NL (1) NL6617326A (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196786A (en) * 1986-10-27 1988-05-05 Ceradyne Inc Cathode assembly

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3029624A1 (de) * 1980-08-05 1982-03-11 Fa. Carl Zeiss, 7920 Heidenheim Hochspannungsdurchfuehrung
NL8402284A (nl) * 1984-07-19 1986-02-17 High Voltage Eng Europ Werkwijze en inrichting voor het verwisselen van emissiebronnen.
EP0196710A1 (en) * 1985-03-28 1986-10-08 Koninklijke Philips Electronics N.V. Electron beam apparatus comprising an anode which is included in the cathode/Wehnelt cylinder unit
US5101110A (en) * 1989-11-14 1992-03-31 Tokyo Electron Limited Ion generator
DE4016556A1 (de) * 1990-05-23 1991-11-28 Zeiss Carl Fa Hochspannungsdurchfuehrung fuer korpuskularstrahlgeraete
US5534747A (en) * 1994-05-13 1996-07-09 Litton Systems, Inc. Variable focus electron gun assembly with ceramic spacers
CA2489358C (en) * 2002-06-19 2013-09-10 Trojan Technologies Inc. Fluid treatment system and radiation source module for use therein
EP2477768B1 (en) 2009-09-17 2019-04-17 Sciaky Inc. Electron beam layer manufacturing
EP2555902B1 (en) 2010-03-31 2018-04-25 Sciaky Inc. Raster methodology for electron beam layer manufacturing using closed loop control

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA605730A (en) * 1960-09-27 Carl Zeiss High flux electron gun
BE437814A (enExample) * 1939-02-21
DE858743C (de) * 1944-10-14 1952-12-08 Siemens Ag Korpuskularstrahlapparat
US2443916A (en) * 1947-06-27 1948-06-22 Rca Corp Cathode-grid assembly for cathode-ray tubes
NL239266A (enExample) * 1958-05-15
GB918297A (en) * 1960-04-07 1963-02-13 William Charles Nixon Improvements in electron microscopes
US3317790A (en) * 1960-08-29 1967-05-02 Univ Minnesota Sonic jet ionizer
FR1394267A (fr) * 1964-02-21 1965-04-02 Heurtey Sa Perfectionnement apporté aux canons à électrons de forte puissance
FR1459290A (fr) * 1965-10-08 1966-04-29 Thomson Houston Comp Francaise Perfectionnements aux cathodes à surface équipotentielle pour dispositifs électroniques

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2196786A (en) * 1986-10-27 1988-05-05 Ceradyne Inc Cathode assembly

Also Published As

Publication number Publication date
DE1514781A1 (de) 1969-04-24
AT272420B (de) 1969-07-10
NL6617326A (enExample) 1967-06-14
US3601649A (en) 1971-08-24
DE1514781B2 (de) 1975-09-11
FR1504366A (fr) 1967-12-01
CH451331A (de) 1968-05-15
BE691152A (enExample) 1967-05-16

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee