JPS5025167A - - Google Patents

Info

Publication number
JPS5025167A
JPS5025167A JP49019038A JP1903874A JPS5025167A JP S5025167 A JPS5025167 A JP S5025167A JP 49019038 A JP49019038 A JP 49019038A JP 1903874 A JP1903874 A JP 1903874A JP S5025167 A JPS5025167 A JP S5025167A
Authority
JP
Japan
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
JP49019038A
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 JPS5025167A publication Critical patent/JPS5025167A/ja
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

Landscapes

  • Microwave Tubes (AREA)
  • Reciprocating Pumps (AREA)
JP49019038A 1973-02-16 1974-02-16 Pending JPS5025167A (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB768273A GB1451956A (en) 1973-02-16 1973-02-16 Travelling wave tubes

Publications (1)

Publication Number Publication Date
JPS5025167A true JPS5025167A (ja) 1975-03-17

Family

ID=9837782

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49019038A Pending JPS5025167A (ja) 1973-02-16 1974-02-16

Country Status (6)

Country Link
US (1) US3885192A (ja)
JP (1) JPS5025167A (ja)
CA (1) CA1000853A (ja)
DE (1) DE2319689B2 (ja)
FR (1) FR2218643B1 (ja)
GB (1) GB1451956A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62191690A (ja) * 1986-02-17 1987-08-22 Tokico Ltd 横置型スクロ−ル圧縮機

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1528155A (en) * 1973-02-16 1978-10-11 English Electric Valve Co Ltd Travelling wave tubes
US4041349A (en) * 1973-02-16 1977-08-09 English Electric Valve Company Limited Travelling wave tubes
US4057748A (en) * 1975-03-08 1977-11-08 English Electric Valve Company Ltd. Travelling wave tubes
US3958147A (en) * 1975-06-06 1976-05-18 Hughes Aircraft Company Traveling-wave tube with improved periodic permanent magnet focusing arrangement integrated with coupled cavity slow-wave structure
US4072877A (en) * 1976-07-30 1978-02-07 English Electric Valve Co., Ltd. Travelling wave tubes
US4103207A (en) * 1977-03-11 1978-07-25 Litton Systems, Inc. Coupled cavity type traveling wave tube having improved pole piece structure
JPS57500217A (ja) * 1980-01-28 1982-02-04
FR2479558A1 (fr) * 1980-04-01 1981-10-02 Thomson Csf Tube a ondes progressives a cavites couplees et focalisation par aimants permanents alternes, et ensemble amplificateur comprenant un tel tube
DE3248693A1 (de) * 1982-12-30 1984-07-05 Siemens AG, 1000 Berlin und 8000 München Wanderfeldroehre mit periodisch-permanentmagnetischem fokussiersystem
DE3676106D1 (de) * 1985-04-24 1991-01-24 Eev Ltd Gekoppelte hohlraum-laufzeitroehren.
JP2739833B2 (ja) * 1995-03-31 1998-04-15 日本電気株式会社 広帯域進行波管
DE102008064696B4 (de) * 2008-12-23 2022-01-27 Carl Zeiss Microscopy Gmbh Teilchenoptische Vorrichtung mit Magnetanordnung und ihre Verwendung zum Abbilden oder Beleuchten
DE102009032759B4 (de) * 2009-07-11 2011-12-15 Karlsruher Institut für Technologie Vorrichtung zur Vermeidung von parasitären Schwingungen in Elektronenstrahlröhren
CN102163528B (zh) * 2011-03-10 2013-05-15 安徽华东光电技术研究所 一种多注耦合腔行波管慢波结构及其制作方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3010047A (en) * 1959-03-09 1961-11-21 Hughes Aircraft Co Traveling-wave tube
US3324339A (en) * 1964-02-27 1967-06-06 Hughes Aircraft Co Periodic permanent magnet electron beam focusing arrangement for traveling-wave tubes having plural interaction cavities in bore of each annular magnet
US3443146A (en) * 1966-02-16 1969-05-06 Westinghouse Electric Corp Conductive elements interconnecting adjacent members of the delay structure in a traveling wave tube
US3448326A (en) * 1966-12-08 1969-06-03 Varian Associates Twt with cloverleaf slow-wave circuit having specially shaped coupling slots
US3617802A (en) * 1970-05-06 1971-11-02 Us Navy Traveling wave tube
US3755706A (en) * 1972-03-20 1973-08-28 Varian Associates Miniaturized traveling wave tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62191690A (ja) * 1986-02-17 1987-08-22 Tokico Ltd 横置型スクロ−ル圧縮機

Also Published As

Publication number Publication date
US3885192A (en) 1975-05-20
DE2319689A1 (de) 1974-09-05
CA1000853A (en) 1976-11-30
FR2218643B1 (ja) 1978-10-27
GB1451956A (en) 1976-10-06
DE2319689B2 (de) 1976-09-09
FR2218643A1 (ja) 1974-09-13

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