FR2451642B1 - Procede de fabrication d'une ligne a retard a structure en helice, et cette ligne a retard - Google Patents

Procede de fabrication d'une ligne a retard a structure en helice, et cette ligne a retard

Info

Publication number
FR2451642B1
FR2451642B1 FR8005786A FR8005786A FR2451642B1 FR 2451642 B1 FR2451642 B1 FR 2451642B1 FR 8005786 A FR8005786 A FR 8005786A FR 8005786 A FR8005786 A FR 8005786A FR 2451642 B1 FR2451642 B1 FR 2451642B1
Authority
FR
France
Prior art keywords
delay line
manufacturing
propeller structure
propeller
delay
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
FR8005786A
Other languages
English (en)
Other versions
FR2451642A1 (fr
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.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
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 Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of FR2451642A1 publication Critical patent/FR2451642A1/fr
Application granted granted Critical
Publication of FR2451642B1 publication Critical patent/FR2451642B1/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
    • H01J23/16—Circuit elements, having distributed capacitance and inductance, structurally associated with the tube and interacting with the discharge
    • H01J23/24—Slow-wave structures, e.g. delay systems
    • H01J23/26—Helical slow-wave structures; Adjustment therefor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49016—Antenna or wave energy "plumbing" making
FR8005786A 1979-03-16 1980-03-14 Procede de fabrication d'une ligne a retard a structure en helice, et cette ligne a retard Expired FR2451642B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/021,146 US4229676A (en) 1979-03-16 1979-03-16 Helical slow-wave structure assemblies and fabrication methods

Publications (2)

Publication Number Publication Date
FR2451642A1 FR2451642A1 (fr) 1980-10-10
FR2451642B1 true FR2451642B1 (fr) 1985-10-18

Family

ID=21802605

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8005786A Expired FR2451642B1 (fr) 1979-03-16 1980-03-14 Procede de fabrication d'une ligne a retard a structure en helice, et cette ligne a retard

Country Status (6)

Country Link
US (1) US4229676A (fr)
JP (1) JPS5823697B2 (fr)
DE (1) DE3009617C2 (fr)
FR (1) FR2451642B1 (fr)
GB (1) GB2044989B (fr)
IT (1) IT1126980B (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2457560A1 (fr) * 1979-05-23 1980-12-19 Thomson Csf Ligne a retard hyperfrequence comportant un conducteur de section variable et tube a ondes progressives comportant une telle ligne
JPS57170440A (en) * 1981-03-23 1982-10-20 Litton Systems Inc Travelling wave tube
US4481444A (en) * 1981-03-23 1984-11-06 Litton Systems, Inc. Traveling wave tubes having backward wave suppressor devices
DE3216532A1 (de) * 1982-05-03 1983-11-03 Siemens AG, 1000 Berlin und 8000 München Wendelfoermige verzoegerungsleitung fuer wanderfeldroehren und verfahren zu ihrer herstellung
DE3228529A1 (de) * 1982-07-30 1984-02-02 Siemens AG, 1000 Berlin und 8000 München Verzoegerungsleitung fuer hochleistungs-wanderfeldroehren in form einer ring-steg-leitung
US4465987A (en) * 1982-09-07 1984-08-14 Hughes Aircraft Company Ring-bar slow wave structure and fabrication method
US4494034A (en) * 1982-12-09 1985-01-15 Rca Corporation Magnetron filament having a quadrilateral cross-section
DE3406051A1 (de) * 1984-02-20 1985-08-22 Siemens AG, 1000 Berlin und 8000 München Verzoegerungsleitung fuer wanderfeldroehren und verfahren zu ihrer herstellung
DE3407206A1 (de) * 1984-02-28 1985-08-29 Siemens AG, 1000 Berlin und 8000 München Wanderfeldroehre und verfahren zu deren herstellung
US4765056A (en) * 1986-04-03 1988-08-23 Raytheon Company Method of manufacture of helical waveguide structure for traveling wave tubes
GB2218366A (en) * 1988-05-09 1989-11-15 Teledyne Mec Method for assembling travelling wave tube
US5173669A (en) * 1990-09-04 1992-12-22 Hughes Aircraft Company Slow-wave structure having block supported helix structure
US6584675B1 (en) 2000-06-09 2003-07-01 Sunder S. Rajan Method for fabricating three dimensional traveling wave tube circuit elements using laser lithography
US8919035B2 (en) 2012-01-27 2014-12-30 Medical Energetics Ltd Agricultural applications of a double helix conductor
US8652023B2 (en) 2012-02-13 2014-02-18 Lifewave, Inc. Health applications of a double helix conductor
US8749333B2 (en) * 2012-04-26 2014-06-10 Lifewave, Inc. System configuration using a double helix conductor
US9636518B2 (en) 2013-10-28 2017-05-02 Medical Energetics Ltd. Nested double helix conductors
US9724531B2 (en) 2013-10-28 2017-08-08 Medical Energetics Ltd. Double helix conductor with light emitting fluids for producing photobiomodulation effects in living organisms
US9861830B1 (en) 2013-12-13 2018-01-09 Medical Energetics Ltd. Double helix conductor with winding around core
JP2017510070A (ja) 2014-03-05 2017-04-06 メディカル エナジェティクス リミテッド ８つのコネクタおよび反対回転場を有する二重螺旋電気導体
US9463331B2 (en) 2014-04-07 2016-10-11 Medical Energetics Ltd Using a double helix conductor to treat neuropathic disorders
AU2015201169A1 (en) 2014-04-10 2015-10-29 Medical Energetics Ltd. Double helix conductor with counter-rotating fields
US10083786B2 (en) 2015-02-20 2018-09-25 Medical Energetics Ltd. Dual double helix conductors with light sources
CA3020622C (fr) 2015-06-09 2021-02-16 Medical Energetics Limited Doubles conducteurs a double helice utilises en agriculture
JP6868626B2 (ja) 2015-09-01 2021-05-12 メディカル エナジェティックス リミテッドＭｅｄｉｃａｌ Ｅｎｅｒｇｅｔｉｃｓ Ｌｔｄ． 回転式デュアル二重螺旋導体
CN114530358B (zh) * 2022-02-22 2023-04-18 电子科技大学 一种同轴单电子注多通道螺旋线行波管

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2845690A (en) * 1954-08-24 1958-08-05 Sylvania Electric Prod Electrical components and methods
US2889487A (en) * 1954-09-15 1959-06-02 Hughes Aircraft Co Traveling-wave tube
US2851630A (en) * 1955-04-13 1958-09-09 Hughes Aircraft Co High power traveling-wave tube
US2850666A (en) * 1955-12-01 1958-09-02 Hughes Aircraft Co Helix structure for traveling-wave tubes
US2956246A (en) * 1957-07-08 1960-10-11 Sperry Rand Corp Microwave unilateral transducer
GB895799A (en) * 1960-12-23 1962-05-09 Mullard Ltd Internally-threaded glass helix
US3519964A (en) * 1968-07-26 1970-07-07 Microwave Ass High power slow wave circuit
US3972005A (en) * 1969-12-16 1976-07-27 Varian Associates Ultrawide band traveling wave tube amplifier employing axially conductive circuit loading members
US3610999A (en) * 1970-02-05 1971-10-05 Varian Associates Slow wave circuit and method of fabricating same
US3670196A (en) * 1971-02-24 1972-06-13 Raytheon Co Helix delay line for traveling wave devices
US3670197A (en) * 1971-02-25 1972-06-13 Raytheon Co Delay line structure for traveling wave devices
US3925738A (en) * 1974-11-08 1975-12-09 Us Army Rail or pedestal mounted meander line circuit for crossed-field amplifiers
US4115721A (en) * 1977-01-07 1978-09-19 Louis E. Hay Traveling wave device with unific composite metal dielectric helix and method for forming
US4185225A (en) * 1978-03-24 1980-01-22 Northrop Corporation Traveling wave tube

Also Published As

Publication number Publication date
IT8048156A0 (it) 1980-03-14
DE3009617A1 (de) 1980-09-18
FR2451642A1 (fr) 1980-10-10
IT1126980B (it) 1986-05-21
JPS5823697B2 (ja) 1983-05-17
US4229676A (en) 1980-10-21
GB2044989A (en) 1980-10-22
JPS55124929A (en) 1980-09-26
DE3009617C2 (de) 1982-04-01
GB2044989B (en) 1983-03-09

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Legal Events

Date Code Title Description
ST Notification of lapse