FR2191251B1 - - Google Patents

Info

Publication number
FR2191251B1
FR2191251B1 FR7323223A FR7323223A FR2191251B1 FR 2191251 B1 FR2191251 B1 FR 2191251B1 FR 7323223 A FR7323223 A FR 7323223A FR 7323223 A FR7323223 A FR 7323223A FR 2191251 B1 FR2191251 B1 FR 2191251B1
Authority
FR
France
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
FR7323223A
Other languages
French (fr)
Other versions
FR2191251A1 (enrdf_load_stackoverflow
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.)
National Aeronautics and Space Administration NASA
Original Assignee
National Aeronautics and Space Administration NASA
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 National Aeronautics and Space Administration NASA filed Critical National Aeronautics and Space Administration NASA
Publication of FR2191251A1 publication Critical patent/FR2191251A1/fr
Application granted granted Critical
Publication of FR2191251B1 publication Critical patent/FR2191251B1/fr
Expired 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
    • H01J23/027—Collectors
    • H01J23/0275—Multistage collectors
    • 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
    • H01J29/58—Arrangements for focusing or reflecting ray or beam
    • H01J29/64—Magnetic lenses
FR7323223A 1972-06-27 1973-06-26 Expired FR2191251B1 (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26683272A 1972-06-27 1972-06-27

Publications (2)

Publication Number Publication Date
FR2191251A1 FR2191251A1 (enrdf_load_stackoverflow) 1974-02-01
FR2191251B1 true FR2191251B1 (enrdf_load_stackoverflow) 1978-06-30

Family

ID=23016174

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7323223A Expired FR2191251B1 (enrdf_load_stackoverflow) 1972-06-27 1973-06-26

Country Status (9)

Country Link
US (1) US3764850A (enrdf_load_stackoverflow)
AU (1) AU472491B2 (enrdf_load_stackoverflow)
BE (1) BE801131A (enrdf_load_stackoverflow)
CA (1) CA979062A (enrdf_load_stackoverflow)
DE (1) DE2332118A1 (enrdf_load_stackoverflow)
FR (1) FR2191251B1 (enrdf_load_stackoverflow)
GB (1) GB1430005A (enrdf_load_stackoverflow)
IT (1) IT989490B (enrdf_load_stackoverflow)
NL (1) NL7308986A (enrdf_load_stackoverflow)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4096409A (en) * 1976-10-04 1978-06-20 Litton Systems, Inc. Multistage depressed collector
US4277721A (en) * 1979-09-07 1981-07-07 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Multistage depressed collector for dual mode operation
US4395656A (en) * 1980-12-24 1983-07-26 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Gyrotron transmitting tube
US4794303A (en) * 1987-01-22 1988-12-27 Litton Systems, Inc. Axisymmetric electron collector with off-axis beam injection
GB9005245D0 (en) * 1990-03-08 1990-05-02 Eev Ltd High frequency amplifying apparatus
US5420478A (en) * 1993-02-12 1995-05-30 Litton Systems, Inc. Depressed collector for sorting radial energy level of a gyrating electron beam
US6380803B2 (en) 1993-09-03 2002-04-30 Litton Systems, Inc. Linear amplifier having discrete resonant circuit elements and providing near-constant efficiency across a wide range of output power
GB2281656B (en) * 1993-09-03 1997-04-02 Litton Systems Inc Radio frequency power amplification
US5780970A (en) * 1996-10-28 1998-07-14 University Of Maryland Multi-stage depressed collector for small orbit gyrotrons
US6552490B1 (en) * 2000-05-18 2003-04-22 Communications And Power Industries Multiple stage depressed collector (MSDC) klystron based amplifier for ground based satellite and terrestrial communications
US6777877B1 (en) * 2000-08-28 2004-08-17 Communication & Power Industries, Inc. Gun-only magnet used for a multi-stage depressed collector klystron
US6617791B2 (en) 2001-05-31 2003-09-09 L-3 Communications Corporation Inductive output tube with multi-staged depressed collector having improved efficiency
WO2011034985A1 (en) 2009-09-17 2011-03-24 Sciaky, Inc. Electron beam layer manufacturing
CN101704395B (zh) * 2009-11-10 2010-10-06 上海百顺锁业有限公司 一种电动车毂闸
US8461474B2 (en) 2010-03-31 2013-06-11 Sciaky, Inc. Raster methodology, apparatus and system for electron beam layer manufacturing using closed loop control
CN107132496B (zh) * 2017-04-07 2018-06-05 韩小刚 微磁场的测量方法及装置
RU2706644C1 (ru) * 2019-03-29 2019-11-19 Акционерное общество "Научно-производственное предприятие "Алмаз" (АО "НПП "Алмаз") Лампа бегущей волны для линейных усилителей свч мощности спутников связи
RU2738394C1 (ru) * 2020-04-24 2020-12-11 Акционерное общество "Научно-производственное предприятие "Алмаз" (АО "НПП "Алмаз") Лампа бегущей волны линеаризованного усилителя свч-мощности

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE22389E (en) * 1940-07-13 1943-11-02 Electron beam concentrating
US2853641A (en) * 1955-01-20 1958-09-23 Gen Electric Electron beam and wave energy interaction device
FR1257796A (fr) * 1960-02-25 1961-04-07 Csf Collecteur d'électrons pour tubes à modulation de vitesse de grande puissance
US3273006A (en) * 1962-02-01 1966-09-13 Raytheon Co Traveling wave tube having a contoured anode collecting surface
US3297907A (en) * 1963-06-13 1967-01-10 Varian Associates Electron tube with collector having magnetic field associated therewith, said field causing electron dispersion throughout the collector
US3450930A (en) * 1966-11-14 1969-06-17 Varian Associates Permanent magnet focused linear beam tube employing a compensating magnet structure between the main magnet and the beam collector

Also Published As

Publication number Publication date
FR2191251A1 (enrdf_load_stackoverflow) 1974-02-01
NL7308986A (enrdf_load_stackoverflow) 1974-01-02
AU472491B2 (en) 1976-05-27
IT989490B (it) 1975-05-20
AU5728473A (en) 1975-01-09
US3764850A (en) 1973-10-09
BE801131A (fr) 1973-10-15
GB1430005A (en) 1976-03-31
CA979062A (en) 1975-12-02
DE2332118A1 (de) 1974-01-17

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Legal Events

Date Code Title Description
ST Notification of lapse