CH353817A - Dispositif de concentration d'un faisceau électronique traversant un espace en forme de tunnel - Google Patents

Dispositif de concentration d'un faisceau électronique traversant un espace en forme de tunnel

Info

Publication number
CH353817A
CH353817A CH353817DA CH353817A CH 353817 A CH353817 A CH 353817A CH 353817D A CH353817D A CH 353817DA CH 353817 A CH353817 A CH 353817A
Authority
CH
Switzerland
Prior art keywords
concentrating
tunnel
electron beam
beam passing
shaped space
Prior art date
Application number
Other languages
English (en)
French (fr)
Inventor
William Beck Arnold Hugh
Cecil Rogers Douglas
Conway Burke Peter Francis
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
Priority claimed from GB839453A external-priority patent/GB755834A/en
Priority claimed from GB28268/53A external-priority patent/GB762106A/en
Application filed by Standard Telephone & Radio Sa filed Critical Standard Telephone & Radio Sa
Priority claimed from GB18181/54A external-priority patent/GB787181A/en
Publication of CH353817A publication Critical patent/CH353817A/fr

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
    • H01J23/06—Electron or ion guns
    • H01J23/065—Electron or ion guns producing a solid cylindrical beam
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0273—Magnetic circuits with PM for magnetic field generation
    • H01F7/0278—Magnetic circuits with PM for magnetic field generation for generating uniform fields, focusing, deflecting electrically charged particles
    • 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
    • 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
    • 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
    • H01J3/027—Construction of the gun or parts thereof
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
CH353817D 1953-03-20 1954-03-22 Dispositif de concentration d'un faisceau électronique traversant un espace en forme de tunnel CH353817A (fr)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
GB319035X 1953-03-20
GB353817X 1953-03-26
GB328589X 1953-03-26
GB839453A GB755834A (en) 1953-03-26 1953-03-26 Improvements in or relating to the coupling of a helix in a travelling wave tube or the like to a waveguide
GB28268/53A GB762106A (en) 1953-03-26 1953-10-14 Improvements in or relating to travelling wave tubes
GB18181/54A GB787181A (en) 1953-03-26 1954-06-21 Improvements in or relating to travelling wave tubes

Publications (1)

Publication Number Publication Date
CH353817A true CH353817A (fr) 1961-04-30

Family

ID=32398438

Family Applications (1)

Application Number Title Priority Date Filing Date
CH353817D CH353817A (fr) 1953-03-20 1954-03-22 Dispositif de concentration d'un faisceau électronique traversant un espace en forme de tunnel

Country Status (2)

Country Link
BE (1) BE527619A (h)
CH (1) CH353817A (h)

Also Published As

Publication number Publication date
BE527619A (h)

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