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
  • H01J25/34—Travelling-wave tubes; Tubes in which a travelling wave is simulated at spaced gaps
  • H01J25/36—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field
  • H01J25/38—Tubes in which an electron stream interacts with a wave travelling along a delay line or equivalent sequence of impedance elements, and without magnet system producing an H-field crossing the E-field the forward travelling wave being utilised
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J19/00—Details of vacuum tubes of the types covered by group H01J21/00
  • H01J19/02—Electron-emitting electrodes; Cathodes
• • 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
  • H01J23/00—Details of transit-time tubes of the types covered by group H01J25/00
  • H01J23/36—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy
  • H01J23/40—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit
  • H01J23/48—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit for linking interaction circuit with coaxial lines; Devices of the coupled helices type
  • H01J23/50—Coupling devices having distributed capacitance and inductance, structurally associated with the tube, for introducing or removing wave energy to or from the interaction circuit for linking interaction circuit with coaxial lines; Devices of the coupled helices type the interaction circuit being a helix or derived from a helix
• • H—ELECTRICITY
  • H01—ELECTRIC ELEMENTS
  • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
  • H01J2893/00—Discharge tubes and lamps
  • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps

Applications Claiming Priority (1)

Publications (1)

Family

ID=24956571

Family Applications (2)

Family Applications After (1)

Country Status (5)

Families Citing this family (13)

Family Cites Families (28)

• 0
  • NL NL105112D patent/NL105112C/xx active
  • NL NL239266D patent/NL239266A/xx unknown
• 1958
  • 1958-05-15 US US735630A patent/US2984762A/en not_active Expired - Lifetime
• 1959
  • 1959-03-02 GB GB7142/59A patent/GB906274A/en not_active Expired
  • 1959-04-27 DE DEE20406A patent/DE1291837B/en active Pending
  • 1959-04-27 DE DEE20407A patent/DE1293911B/en active Pending
  • 1959-04-27 DE DEE17551A patent/DE1293917B/en active Pending
  • 1959-05-14 FR FR734699A patent/FR1224509A/en not_active Expired

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