FR1137686A - Dispositif à décharge électronique - Google Patents

Dispositif à décharge électronique

Info

Publication number
FR1137686A
FR1137686A FR1137686DA FR1137686A FR 1137686 A FR1137686 A FR 1137686A FR 1137686D A FR1137686D A FR 1137686DA FR 1137686 A FR1137686 A FR 1137686A
Authority
FR
France
Prior art keywords
discharge device
electronic discharge
electronic
discharge
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
Other languages
English (en)
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.)
Varian Medical Systems Inc
Original Assignee
Varian Associates Inc
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 Varian Associates Inc filed Critical Varian Associates Inc
Application granted granted Critical
Publication of FR1137686A publication Critical patent/FR1137686A/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
    • H01J25/40—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the backward travelling wave being utilised
    • 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
    • H01J23/083—Electrostatic focusing arrangements
FR1137686D 1954-06-17 1955-10-21 Dispositif à décharge électronique Expired FR1137686A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US437461A US2834909A (en) 1954-06-17 1954-06-17 Traveling wave electron discharge device

Publications (1)

Publication Number Publication Date
FR1137686A true FR1137686A (fr) 1957-06-03

Family

ID=23736550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1137686D Expired FR1137686A (fr) 1954-06-17 1955-10-21 Dispositif à décharge électronique

Country Status (3)

Country Link
US (1) US2834909A (fr)
FR (1) FR1137686A (fr)
GB (1) GB804437A (fr)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2916658A (en) * 1955-07-22 1959-12-08 Univ California Backward wave tube
US2939994A (en) * 1957-01-28 1960-06-07 Westinghouse Electric Corp Electron discharge device
BE565904A (fr) * 1957-03-11
US3211947A (en) * 1962-05-14 1965-10-12 Bloom Stanley Noise reduction of traveling-wave tubes by circuit refrigeration
US3239713A (en) * 1963-03-25 1966-03-08 Microwave Ass High frequency mode transformation between balanced transmission line and waveguide, useful in travelling wave tubes
US3432716A (en) * 1964-02-13 1969-03-11 Hitachi Ltd Microwave transducer and electron device with microwave transducer
US3639860A (en) * 1970-07-31 1972-02-01 Kabel Metallwerke Ghh Delay line
JP3996442B2 (ja) * 2002-05-27 2007-10-24 Ｎｅｃマイクロ波管株式会社 電子銃

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE491242A (fr) * 1948-12-10
FR993156A (fr) * 1949-06-08 1951-10-29 Thomson Houston Comp Francaise Structure assurant une réduction de la vitesse de propagation d'une onde électromagnétique
US2725499A (en) * 1949-06-21 1955-11-29 Bell Telephone Labor Inc High frequency amplifying device
FR1077050A (fr) * 1953-03-18 1954-11-03 Csf Perfectionnements aux tubes à ondes porgessives à champs électrique et magnétique croisés, modulés par impulsions

Also Published As

Publication number Publication date
US2834909A (en) 1958-05-13
GB804437A (en) 1958-11-12

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