SE302802B - - Google Patents

Info

Publication number
SE302802B
SE302802B SE1826/62A SE182662A SE302802B SE 302802 B SE302802 B SE 302802B SE 1826/62 A SE1826/62 A SE 1826/62A SE 182662 A SE182662 A SE 182662A SE 302802 B SE302802 B SE 302802B
Authority
SE
Sweden
Application number
SE1826/62A
Inventor
P Meyerer
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Publication of SE302802B publication Critical patent/SE302802B/xx

Links

Classifications

    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01JELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J23/00Details of transit-time tubes of the types covered by group H01J25/00
    • H01J23/02Electrodes; Magnetic control means; Screens
    • H01J23/08Focusing arrangements, e.g. for concentrating stream of electrons, for preventing spreading of stream
    • H01J23/087Magnetic focusing arrangements
    • H01J23/0873Magnetic focusing arrangements with at least one axial-field reversal along the interaction space, e.g. P.P.M. focusing
SE1826/62A 1961-02-22 1962-02-20 SE302802B (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DES72657A DE1291022B (de) 1961-02-22 1961-02-22 Permanentmagnetsystem zur Erzeugung eines Magnetfeldes fuer die gebuendelte Fuehrung eines Elektronenstrahls ueber eine groessere Wegstrecke, insbesondere fuer Laufzeitroehren

Publications (1)

Publication Number Publication Date
SE302802B true SE302802B (xx) 1968-08-05

Family

ID=7503362

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1826/62A SE302802B (xx) 1961-02-22 1962-02-20

Country Status (4)

Country Link
US (1) US3182234A (xx)
DE (1) DE1291022B (xx)
NL (2) NL130846C (xx)
SE (1) SE302802B (xx)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3334264A (en) * 1963-07-01 1967-08-01 Gen Electric Beam focusing magnet system
US3283200A (en) * 1963-12-12 1966-11-01 Varian Associates High frequency electron discharge device having improved permanent magnetic focusing
US4578663A (en) * 1984-11-29 1986-03-25 Lockheed Missiles & Space Company, Inc. Magnetic assembly
US4654618A (en) * 1986-05-01 1987-03-31 The United States Of America As Represented By The Secretary Of The Army Confinement of kOe magnetic fields to very small areas in miniature devices
US4658228A (en) * 1986-05-01 1987-04-14 The United States Of America As Represented By The Secreatry Of The Army Confinement of longitudinal, axially symmetric, magnetic fields to annular regions with permanent magnets
US5055812A (en) * 1990-09-24 1991-10-08 The United States Of America As Represented By The Secretary Of The Army. Compensation for magnetic nonuniformities of permanent magnet structures
US5744910A (en) * 1993-04-02 1998-04-28 Litton Systems, Inc. Periodic permanent magnet focusing system for electron beam

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE521065A (xx) * 1952-07-01
FR1114606A (fr) * 1954-11-18 1956-04-16 Csf Perfectionnements aux aimants permanents
FR1251199A (fr) * 1960-03-17 1961-01-13 Gen Precision Inc Perfectionnements aux dispositifs de concentration magnétique pour tubes électroniques et analogues

Also Published As

Publication number Publication date
NL130846C (xx)
NL274681A (xx)
US3182234A (en) 1965-05-04
DE1291022B (de) 1969-03-20

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