FR1240982A - Tubes électroniques à faisceau dirigé - Google Patents

Tubes électroniques à faisceau dirigé

Info

Publication number
FR1240982A
FR1240982A FR810764A FR810764A FR1240982A FR 1240982 A FR1240982 A FR 1240982A FR 810764 A FR810764 A FR 810764A FR 810764 A FR810764 A FR 810764A FR 1240982 A FR1240982 A FR 1240982A
Authority
FR
France
Prior art keywords
electron tubes
directed beam
beam electron
directed
tubes
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
FR810764A
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.)
RCA Corp
Original Assignee
RCA Corp
Radio Corporation of America
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 RCA Corp, Radio Corporation of America filed Critical RCA Corp
Application granted granted Critical
Publication of FR1240982A publication Critical patent/FR1240982A/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
    • H01J23/08—Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/083—Electrostatic focusing arrangements
FR810764A 1958-12-16 1959-11-20 Tubes électroniques à faisceau dirigé Expired FR1240982A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US780783A US2986672A (en) 1958-12-16 1958-12-16 Periodic electrostatically focused beam tubes

Publications (1)

Publication Number Publication Date
FR1240982A true FR1240982A (fr) 1960-09-09

Family

ID=25120682

Family Applications (1)

Application Number Title Priority Date Filing Date
FR810764A Expired FR1240982A (fr) 1958-12-16 1959-11-20 Tubes électroniques à faisceau dirigé

Country Status (5)

Country Link
US (1) US2986672A (fr)
DE (1) DE1264622B (fr)
FR (1) FR1240982A (fr)
GB (1) GB925551A (fr)
NL (2) NL104255C (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL257375A (fr) * 1959-10-29
US3143681A (en) * 1959-12-07 1964-08-04 Gen Electric Spiral electrostatic electron lens
US3178653A (en) * 1960-04-04 1965-04-13 Raytheon Co Cavity resonator with beamconcentric ring electrode
US3114072A (en) * 1960-05-31 1963-12-10 Rca Corp Electrostatically focused traveling wave tubes
US3238465A (en) * 1961-10-20 1966-03-01 Trw Inc D. c. focused and pumped parametric amplifier
GB1161877A (en) * 1965-11-03 1969-08-20 Emi Ltd Improvements relating to Electron Discharged Devices, especially Klystrons.
US4754196A (en) * 1986-12-10 1988-06-28 The United States Of America As Represented By The Secretary Of The Navy Axial injection orbitron
GB2406704B (en) 2003-09-30 2007-02-07 Ims Nanofabrication Gmbh Particle-optic electrostatic lens
CN104576286A (zh) * 2014-12-31 2015-04-29 同方威视技术股份有限公司 用于离子迁移谱仪的电极环、离子迁移管、离子迁移谱仪

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2289071A (en) * 1941-10-03 1942-07-07 Gen Electric Electron lens
FR951108A (fr) * 1947-06-14 1949-10-17 Materiel Telephonique Amplificateurs à large bande à deux faisceaux électroniques
US2843793A (en) * 1953-03-30 1958-07-15 Bell Telephone Labor Inc Electrostatic focusing of electron beams
US2894170A (en) * 1955-04-28 1959-07-07 Gen Electric Electron beam amplification apparatus

Also Published As

Publication number Publication date
DE1264622B (de) 1968-03-28
NL246440A (fr)
GB925551A (en) 1963-05-08
NL104255C (fr)
US2986672A (en) 1961-05-30

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