2206923

Information

• Patent Grant
• 2206923

• References
• Source

• Patent Number

  2,206,923

• Date Filed

  Not available

• Date Issued

  Tuesday, July 9, 1940
  84 years ago

• CPC

  • H01J19/80 - Structurally associated resonator having distributed inductance and capacitance
  • H01J25/00 - Transit-time tubes
  • H01J25/54 - having only one cavity or other resonator
  • H01J25/68 - Tubes specially designed to act as oscillator with positive grid and retarding field
  • H01P7/04 - Coaxial resonators
  • H01Q9/28 - Conical, cylindrical, cage, strip, gauze, or like elements having an extended radiating surface Elements comprising two conical surfaces having collinear axes and adjacent apices and fed by two-conductor transmission lines
  • H01Q13/00 - Waveguide horns or mouths Slot aerials Leaky-waveguide aerials Equivalent structures causing radiation along the transmission path of a guided wave
  • H01Q13/02 - Waveguide horns
  • H01Q13/24 - constituted by a dielectric or ferromagnetic rod or pipe
  • H01Q21/00 - Aerial arrays or systems
  • H03B9/02 - using a retarding-field tube

• US Classifications

  • 343 - Communications: radio wave antennas
  • 333 - Wave transmission lines and networks
  • 367 - Communications, electrical: acoustic wave systems and devices
  • 455 - Telecommunications