CH290724A - Device for concentrating an electron beam passing through a tunnel-shaped space. - Google Patents

Device for concentrating an electron beam passing through a tunnel-shaped space.

Info

Publication number
CH290724A
CH290724A CH290724DA CH290724A CH 290724 A CH290724 A CH 290724A CH 290724D A CH290724D A CH 290724DA CH 290724 A CH290724 A CH 290724A
Authority
CH
Switzerland
Prior art keywords
concentrating
tunnel
electron beam
beam passing
shaped space
Prior art date
Application number
Other languages
French (fr)
Inventor
S A Standard Telephone E Radio
Original Assignee
Standard Telephone & Radio 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 Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Publication of CH290724A publication Critical patent/CH290724A/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/02—Tubes with electron stream modulated in velocity or density in a modulator zone and thereafter giving up energy in an inducing zone, the zones being associated with one or more resonators
    • H01J25/10—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator
    • H01J25/12—Klystrons, i.e. tubes having two or more resonators, without reflection of the electron stream, and in which the stream is modulated mainly by velocity in the zone of the input resonator with pencil-like electron stream in the axis of the resonators
    • 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
    • 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
    • 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
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J3/00—Details of electron-optical or ion-optical arrangements or of ion traps common to two or more basic types of discharge tubes or lamps
    • H01J3/02—Electron guns
    • H01J3/029—Schematic arrangements for beam forming
CH290724D 1949-08-12 1950-08-11 Device for concentrating an electron beam passing through a tunnel-shaped space. CH290724A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB290724X 1949-08-12

Publications (1)

Publication Number Publication Date
CH290724A true CH290724A (en) 1953-05-15

Family

ID=10285729

Family Applications (1)

Application Number Title Priority Date Filing Date
CH290724D CH290724A (en) 1949-08-12 1950-08-11 Device for concentrating an electron beam passing through a tunnel-shaped space.

Country Status (5)

Country Link
US (2) US2829299A (en)
CH (1) CH290724A (en)
FR (1) FR1023956A (en)
GB (1) GB674758A (en)
NL (1) NL155290B (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1088160B (en) * 1957-02-23 1960-09-01 Standard Elektrik Lorenz Ag As a pole shoe serving as a collecting electrode for a traveling wave tube
DE1114945B (en) * 1953-11-13 1961-10-12 Siemens Ag Arrangement with a run-time tube, in particular traveling-wave tubes

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB748945A (en) * 1949-08-12 1956-05-16 Standard Telephones Cables Ltd Improvements in or relating to electron discharge tubes
US2814755A (en) * 1951-10-02 1957-11-26 Telefunken Gmbh Traveling wave electron discharge device
GB752452A (en) * 1953-03-24 1956-07-11 Emi Ltd Improvements in or relating to electron discharge devices
BE532534A (en) * 1953-03-26
DE1014237B (en) * 1953-04-30 1957-08-22 Telefunken Gmbh Arrangement for coupling a high-frequency line to the helical line of a runway pipe
DE1004299B (en) * 1954-01-20 1957-03-14 Siemens Ag Electron wave tubes for amplifying very short waves
US2925508A (en) * 1955-07-28 1960-02-16 Sperry Rand Corp Electron beam focusing structure
US2993143A (en) * 1955-12-30 1961-07-18 High Voltage Engineering Corp Waveguide structure for microwave linear electron accelerator
US2943234A (en) * 1956-02-24 1960-06-28 Varian Associates Charged particle flow control apparatus
US2945154A (en) * 1957-01-18 1960-07-12 Sperry Rand Corp Travelling wave tube
US3008064A (en) * 1957-10-28 1961-11-07 Rauland Corp Cathode-ray tube
US3133227A (en) * 1958-06-25 1964-05-12 Varian Associates Linear particle accelerator apparatus for high energy particle beams provided with pulsing means for the control electrode
US2909691A (en) * 1958-10-17 1959-10-20 Heil Oskar Electron guns with magnetic focusing
US3172005A (en) * 1960-01-08 1965-03-02 Philips Corp Beam convergence in velocitymodulating valve
US3084279A (en) * 1960-02-10 1963-04-02 Raytheon Co Travelling wave devices
US3215890A (en) * 1961-05-22 1965-11-02 Zenith Radio Corp Electron gun structure for producing an electron beam free of radial velocity components wherein the length of the first non-magnetic cylinder is approximately equal to an integral number of wave lengths of the scallop frequency
NL282676A (en) * 1961-08-31
US3387167A (en) * 1964-11-06 1968-06-04 Varian Associates Linear beam microwave tube having pole caps providing a tapered magnetic field along the beam axis

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL61321C (en) * 1939-09-13
NL62817C (en) * 1940-05-04
USRE22389E (en) * 1940-07-13 1943-11-02 Electron beam concentrating
US2376707A (en) * 1941-04-05 1945-05-22 Robert E Mccoy Space discharge device
US2591350A (en) * 1947-04-26 1952-04-01 Raytheon Mfg Co Traveling-wave electron reaction device
US2579654A (en) * 1947-06-04 1951-12-25 Raytheon Mfg Co Electron-discharge device for microwave amplification
US2516944A (en) * 1947-12-18 1950-08-01 Philco Corp Impedance-matching device
US2524252A (en) * 1948-02-05 1950-10-03 Raytheon Mfg Co Electron accelerator of the microwave type
NL89376C (en) * 1950-06-17

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1114945B (en) * 1953-11-13 1961-10-12 Siemens Ag Arrangement with a run-time tube, in particular traveling-wave tubes
DE1088160B (en) * 1957-02-23 1960-09-01 Standard Elektrik Lorenz Ag As a pole shoe serving as a collecting electrode for a traveling wave tube

Also Published As

Publication number Publication date
US2829299A (en) 1958-04-01
GB674758A (en) 1952-07-02
NL155290B (en)
USRE25070E (en) 1961-10-31
FR1023956A (en) 1953-03-26

Similar Documents

Publication Publication Date Title
CH290724A (en) Device for concentrating an electron beam passing through a tunnel-shaped space.
FR1154041A (en) Semiconductor electron emitting device
FR1080230A (en) Magnetic concentration device for electron beams
FR1153973A (en) Electron beam device
FR939447A (en) Device for focusing an electron beam
FR1054741A (en) Device equipped with an electron tube
FR67301E (en) Electron tube
FR1245296A (en) Device for deflecting an electron beam
FR1061714A (en) Device equipped with an electron tube
CH353817A (en) Device for concentrating an electron beam passing through a tunnel-shaped space
FR1068124A (en) Electron tube cathode
FR1050568A (en) Electron tube
FR1073918A (en) Device equipped with an electron tube
CH270141A (en) Device for modifying the shape of a voltage, comprising an electron tube.
CH291841A (en) Percussion device.
FR1056092A (en) Device equipped with a flat beam electron tube
CH349005A (en) Device for producing an electron beam with parallel edges
FR1063263A (en) Electron tube
FR1058596A (en) Electron tube
FR989344A (en) TV analyzer tube using a slow electron beam
FR1116825A (en) Device for concentrating the cathode beam for electron tubes intended to store information
FR1062535A (en) Device equipped with an electron beam tube
FR1068721A (en) Device equipped with an electron beam tube
FR1085671A (en) Device for adjusting the concentration of an electron beam
CH509651A (en) Arc blowing cut-off device by an air jet