FR2454694B1 - - Google Patents

Info

Publication number
FR2454694B1
FR2454694B1 FR7910066A FR7910066A FR2454694B1 FR 2454694 B1 FR2454694 B1 FR 2454694B1 FR 7910066 A FR7910066 A FR 7910066A FR 7910066 A FR7910066 A FR 7910066A FR 2454694 B1 FR2454694 B1 FR 2454694B1
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
FR7910066A
Other versions
FR2454694A1 (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.)
Thales SA
Original Assignee
Thomson CSF SA
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 Thomson CSF SA filed Critical Thomson CSF SA
Priority to FR7910066A priority Critical patent/FR2454694A1/fr
Priority to GB8012591A priority patent/GB2050047B/en
Priority to DE19803014887 priority patent/DE3014887A1/de
Priority to IT12514/80A priority patent/IT1136179B/it
Priority to JP5179980A priority patent/JPS55141040A/ja
Publication of FR2454694A1 publication Critical patent/FR2454694A1/fr
Application granted granted Critical
Publication of FR2454694B1 publication Critical patent/FR2454694B1/fr
Granted 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
FR7910066A 1979-04-20 1979-04-20 Tube a ondes progressives comportant des supports de ligne a retard a geometrie variable Granted FR2454694A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
FR7910066A FR2454694A1 (fr) 1979-04-20 1979-04-20 Tube a ondes progressives comportant des supports de ligne a retard a geometrie variable
GB8012591A GB2050047B (en) 1979-04-20 1980-04-16 Travellingwave tube with variable-geometry delayline supports
DE19803014887 DE3014887A1 (de) 1979-04-20 1980-04-17 Wanderfeldroehre
IT12514/80A IT1136179B (it) 1979-04-20 1980-04-18 Tubo ad onde progressive che comporta dei suppurti di linea a ritardo aventi una geometria variabile
JP5179980A JPS55141040A (en) 1979-04-20 1980-04-21 Traveling wave tube

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7910066A FR2454694A1 (fr) 1979-04-20 1979-04-20 Tube a ondes progressives comportant des supports de ligne a retard a geometrie variable

Publications (2)

Publication Number Publication Date
FR2454694A1 FR2454694A1 (fr) 1980-11-14
FR2454694B1 true FR2454694B1 (fr) 1982-01-15

Family

ID=9224550

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7910066A Granted FR2454694A1 (fr) 1979-04-20 1979-04-20 Tube a ondes progressives comportant des supports de ligne a retard a geometrie variable

Country Status (5)

Country Link
JP (1) JPS55141040A (fr)
DE (1) DE3014887A1 (fr)
FR (1) FR2454694A1 (fr)
GB (1) GB2050047B (fr)
IT (1) IT1136179B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
FR2543734B1 (fr) * 1983-03-31 1985-12-06 Thomson Csf Tube a onde progressive comportant un fourreau creuse de gorges et procede de fabrication
FR2629634B1 (fr) * 1984-12-18 1990-10-12 Thomson Csf Tube a onde progressive comportant une ligne a retard du type en helice fixee a un fourreau par l'intermediaire de support dielectriques en nitrure de bore
FR2787918B1 (fr) 1998-12-23 2001-03-16 Thomson Tubes Electroniques Tube a ondes progressives multibande de longueur reduite capable de fonctionner a puissance elevee
USD837286S1 (en) * 2017-07-09 2019-01-01 Vola Guitar Limited Guitar
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 (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3286120A (en) * 1964-07-09 1966-11-15 Westinghouse Electric Corp Velocity tapering of traveling wave tube cylindrical delay line by use of nonuniformsupport rod

Also Published As

Publication number Publication date
FR2454694A1 (fr) 1980-11-14
JPS55141040A (en) 1980-11-04
IT8012514A0 (it) 1980-04-18
GB2050047B (en) 1983-03-16
IT1136179B (it) 1986-08-27
DE3014887A1 (de) 1980-11-06
GB2050047A (en) 1980-12-31

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Legal Events

Date Code Title Description
ST Notification of lapse