DE1071237B - - Google Patents

Info

Publication number
DE1071237B
DE1071237B DENDAT1071237D DE1071237DA DE1071237B DE 1071237 B DE1071237 B DE 1071237B DE NDAT1071237 D DENDAT1071237 D DE NDAT1071237D DE 1071237D A DE1071237D A DE 1071237DA DE 1071237 B DE1071237 B DE 1071237B
Authority
DE
Germany
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.)
Pending
Application number
DENDAT1071237D
Other languages
German (de)
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.)
Publication of DE1071237B publication Critical patent/DE1071237B/de
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02—Electrodes; Magnetic control means; Screens
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087—Magnetic focusing arrangements
    • H01J23/0873—Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
DENDAT1071237D 1953-04-29 Pending DE1071237B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US351984A US2841739A (en) 1953-04-29 1953-04-29 Electron beam systems

Publications (1)

Publication Number Publication Date
DE1071237B true DE1071237B (it)

Family

ID=23383280

Family Applications (2)

Application Number Title Priority Date Filing Date
DENDAT1071237D Pending DE1071237B (it) 1953-04-29
DEW25876A Pending DE1127498B (de) 1953-04-29 1954-03-29 Fokussierungseinrichtung zur gebuendelten Fuehrung des Elektronenhohlstrahls einer langgestreckten Laufzeitroehre, insbesondere Wanderfeldroehre

Family Applications After (1)

Application Number Title Priority Date Filing Date
DEW25876A Pending DE1127498B (de) 1953-04-29 1954-03-29 Fokussierungseinrichtung zur gebuendelten Fuehrung des Elektronenhohlstrahls einer langgestreckten Laufzeitroehre, insbesondere Wanderfeldroehre

Country Status (7)

Country Link
US (2) US2841739A (it)
BE (1) BE528454A (it)
CH (1) CH342662A (it)
DE (2) DE1127498B (it)
FR (1) FR1099234A (it)
GB (1) GB757369A (it)
NL (1) NL95352C (it)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1298197B (de) * 1961-05-02 1969-06-26 Siemens Ag Permanentmagnetsystem zur gebuendelten Fuehrung des Elektronenstrahls einer Lauffeldroehre
DE4315940A1 (de) * 1992-05-13 1993-12-02 Litton Systems Inc Periodisches Fokussiersystem mit Permanentmagneten in X-Z-Geometrie

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2925508A (en) * 1955-07-28 1960-02-16 Sperry Rand Corp Electron beam focusing structure
NL214979A (it) * 1956-03-01
US2945153A (en) * 1956-08-31 1960-07-12 Rca Corp Electron beam tube
US2991391A (en) * 1957-07-24 1961-07-04 Varian Associates Electron beam discharge apparatus
US2966609A (en) * 1957-11-22 1960-12-27 Gen Electric Magnetic structures for high frequency energy interchange apparatus
NL100798C (it) * 1958-03-12
US2939995A (en) * 1958-05-19 1960-06-07 Bell Telephone Labor Inc Traveling wave tube
DE1276217B (de) * 1958-06-25 1968-08-29 Siemens Ag Elektronenstrahlroehre mit Geschwindigkeitsmodulation, insbesondere Lauffeldroehre
US3265925A (en) * 1962-07-03 1966-08-09 Bell Telephone Labor Inc Field perturbing means for preventing beam scalloping in reversed field focusing system
FR2363185A1 (fr) * 1976-08-27 1978-03-24 Thomson Csf Dispositif de couplage pour tube hyperfrequence et tube hyperfrequence comportant un tel dispositif
GB2152742B (en) * 1980-04-28 1986-02-19 Emi Varian Ltd Microwave amplifiers and oscillators
GB2152741B (en) * 1980-04-28 1986-02-12 Emi Varian Ltd Producing an electron beam
JP5835822B1 (ja) * 2014-06-30 2015-12-24 Ｎｅｃネットワーク・センサ株式会社 高周波回路システム
US11961693B2 (en) 2020-11-15 2024-04-16 Elve Inc. Magneto-electrostatic sensing, focusing, and steering of electron beams in vacuum electron devices

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB504802A (en) * 1937-11-01 1939-05-01 Frederick Hermes Nicoll Improvements in or relating to permanent magnet devices for producing axially symmetrical magnetic fields
GB539422A (en) * 1940-02-06 1941-09-10 Standard Telephones Cables Ltd Improvements in or relating to arrangments for producing concentrated beams of electrons, particularly for electron discharge apparatus of the velocity modulation type
NL62817C (it) * 1940-05-04
USRE22389E (en) * 1940-07-13 1943-11-02 Electron beam concentrating
FR956343A (it) * 1947-10-31 1950-01-31
US2741718A (en) * 1953-03-10 1956-04-10 Sperry Rand Corp High frequency apparatus

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1298197B (de) * 1961-05-02 1969-06-26 Siemens Ag Permanentmagnetsystem zur gebuendelten Fuehrung des Elektronenstrahls einer Lauffeldroehre
DE4315940A1 (de) * 1992-05-13 1993-12-02 Litton Systems Inc Periodisches Fokussiersystem mit Permanentmagneten in X-Z-Geometrie
DE4315940C2 (de) * 1992-05-13 1998-02-12 Litton Systems Inc Fokussiersystem zum Fokussieren eines Elektronenstrahls

Also Published As

Publication number Publication date
DE1127498B (de) 1962-04-12
USRE25189E (en) 1962-06-19
BE528454A (it)
GB757369A (en) 1956-09-19
FR1099234A (fr) 1955-08-31
NL95352C (it)
US2841739A (en) 1958-07-01
CH342662A (fr) 1959-11-30

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