DE1441243A1 - - Google Patents

Info

Publication number
DE1441243A1
DE1441243A1 DE19621441243 DE1441243A DE1441243A1 DE 1441243 A1 DE1441243 A1 DE 1441243A1 DE 19621441243 DE19621441243 DE 19621441243 DE 1441243 A DE1441243 A DE 1441243A DE 1441243 A1 DE1441243 A1 DE 1441243A1
Authority
DE
Germany
Prior art keywords
electron tube
cold cathode
tube according
electron
blade
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.)
Pending
Application number
DE19621441243
Other languages
German (de)
English (en)
Other versions
DE1441243B2 (de
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 filed Critical
Publication of DE1441243B2 publication Critical patent/DE1441243B2/de
Publication of DE1441243A1 publication Critical patent/DE1441243A1/de
Pending 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
    • H01J23/04—Cathodes
    • H01J23/05—Cathodes having a cylindrical emissive surface, e.g. cathodes for magnetrons
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
    • H01J1/02—Main electrodes
    • H01J1/30—Cold cathodes, e.g. field-emissive cathode
    • H01J1/304—Field-emissive cathodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J21/00—Vacuum tubes
    • H01J21/02—Tubes with a single discharge path
    • H01J21/06—Tubes with a single discharge path having electrostatic control means only
    • H01J21/10—Tubes with a single discharge path having electrostatic control means only with one or more immovable internal control electrodes, e.g. triode, pentode, octode
    • H01J21/14—Tubes with means for concentrating the electron stream, e.g. beam tetrode
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
    • H01J25/42—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and with a magnet system producing an H-field crossing the E-field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J25/00—Transit-time tubes, e.g. klystrons, travelling-wave tubes, magnetrons
    • H01J25/50—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field
    • H01J25/52—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode
    • H01J25/58—Magnetrons, i.e. tubes with a magnet system producing an H-field crossing the E-field with an electron space having a shape that does not prevent any electron from moving completely around the cathode or guide electrode having a number of resonators; having a composite resonator, e.g. a helix
    • H01J25/587—Multi-cavity magnetrons
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H1/00—Generating plasma; Handling plasma
    • H05H1/24—Generating plasma
    • H05H1/46—Generating plasma using applied electromagnetic fields, e.g. high frequency or microwave energy
    • H05H1/4645—Radiofrequency discharges
    • H05H1/466—Radiofrequency discharges using capacitive coupling means, e.g. electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0029—Electron beam tubes
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05H—PLASMA TECHNIQUE; PRODUCTION OF ACCELERATED ELECTRICALLY-CHARGED PARTICLES OR OF NEUTRONS; PRODUCTION OR ACCELERATION OF NEUTRAL MOLECULAR OR ATOMIC BEAMS
    • H05H2240/00—Testing

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Electromagnetism (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Microwave Tubes (AREA)
DE19621441243 1962-03-15 1962-12-08 Kreiszylindrische Elektronenroehre der Magnetronbauart Pending DE1441243B2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US179853A US3109123A (en) 1962-03-15 1962-03-15 Electron discharge devices with a sharp edged cathode

Publications (2)

Publication Number Publication Date
DE1441243B2 DE1441243B2 (de) 1970-07-09
DE1441243A1 true DE1441243A1 (nl) 1970-07-09

Family

ID=22658253

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19621441243 Pending DE1441243B2 (de) 1962-03-15 1962-12-08 Kreiszylindrische Elektronenroehre der Magnetronbauart

Country Status (7)

Country Link
US (1) US3109123A (nl)
BE (1) BE625855A (nl)
DE (1) DE1441243B2 (nl)
FR (1) FR1339981A (nl)
GB (1) GB969833A (nl)
NL (2) NL285091A (nl)
SE (1) SE316239B (nl)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993021648A1 (en) * 1992-04-15 1993-10-28 Gosudarstvennoe Proizvodstvennoe Obiedinenie 'pluton' Magnetron

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3305753A (en) * 1963-05-03 1967-02-21 Westinghouse Electric Corp Magnetron having magnetic bias of such strength as to make cyclotron frequency equal to twice pi frequency, useful for cold cathode operation
US3619709A (en) * 1970-07-06 1971-11-09 Ratheon Co Gridded crossed field traveling wave device
US3921027A (en) * 1974-09-13 1975-11-18 Joe Shelton Microwave beam tube
US4894586A (en) * 1988-02-18 1990-01-16 Litton Systems, Inc. Crossed-field amplifier bias circuit and method for improved starting
US4975656A (en) * 1989-03-31 1990-12-04 Litton Systems, Inc. Enhanced secondary electron emitter
US5159241A (en) * 1990-10-25 1992-10-27 General Dynamics Corporation Air Defense Systems Division Single body relativistic magnetron
US5327094A (en) * 1992-12-11 1994-07-05 Litton Systems, Inc. Jitter suppression in crossed-field amplifier by use of field emitter
IL106905A (en) * 1993-09-03 1997-01-10 Israel State Magnetron construction particularly useful as a relativistic magnetron
JP3390562B2 (ja) * 1994-06-28 2003-03-24 シャープ株式会社 マグネトロンおよび電子レンジ
US5874806A (en) * 1996-10-02 1999-02-23 Litton Systems, Inc. Passive jitter reduction in crossed-field amplifier with secondary emission material on anode vanes
JP3333421B2 (ja) * 1997-02-28 2002-10-15 シャープ株式会社 平板型マグネトロン
RU2133515C1 (ru) * 1997-12-09 1999-07-20 Махов Владимир Ильич Катодный узел для электронных приборов и электронный прибор
US6686696B2 (en) * 2001-03-08 2004-02-03 Genvac Aerospace Corporation Magnetron with diamond coated cathode
US20100062288A1 (en) * 2005-11-18 2010-03-11 David Weber System for generation of useful electrical energy from isotopic electron emission

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1993021648A1 (en) * 1992-04-15 1993-10-28 Gosudarstvennoe Proizvodstvennoe Obiedinenie 'pluton' Magnetron

Also Published As

Publication number Publication date
DE1441243B2 (de) 1970-07-09
BE625855A (nl)
FR1339981A (fr) 1963-10-11
SE316239B (nl) 1969-10-20
NL130734C (nl)
GB969833A (en) 1964-09-16
US3109123A (en) 1963-10-29
NL285091A (nl)

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