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Dipole antenna having coaxial cable arms capacitively coupled to spaced tubular radiators

  • US 3,419,872 A
  • Filed: 06/23/1966
  • Issued: 12/31/1968
  • Est. Priority Date: 06/23/1966
  • Status: Expired due to Term
First Claim
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1. AN ANTENNA ASSEMBLY COMPRISING A SUPPORT, A CENTRAL HOLLOW TUBE HAVING OPEN ENDS, A FIRST ANTENNA ELEMENT RECEIVED WITHIN ONE OPEN END OF THE HOLLOW TUBE, A SECOND ANTENNA ELEMENT RECEIVED WITHIN THE OTHER OPEN END OF THE HOLLOW TUBE, BOTH ANTENNA ELEMENTS BEING HOLLOW AND BEING SUPPORTED WITH THE HOLLOW TUBE ON THE ANTENNA SUPPORT, A FIRST INSULATED CONDUCTOR EXTENDING THROUGH A SUBSTANTIAL PORTION OF THE LENGTH OF THE FIRST ANTENNA ELEMENT, A SECOND INSULATED CONDUCTOR EXTENDING ING THROUGH A SUBSTANTIAL PORTION OF THE LENGTH OF THE SECOND ANTENNA ELEMENT, FORMING A CAPACITOR BETWEEN CONDUCTOR AND ELEMENT, A COAXIAL CABLE, THE COAXIAL CABLE HAVING THE CONVENTIONAL HOT LINE AND GROUND CONDUCTOR SEPARATED BY INSULATION, FIRST MEANS FOR CONNECTING THE FIRST CONDUCTOR TO THE HOT WIRE OF THE COAXIAL CABLE, AND SECOND MEANS INSULATED FROM THE FIRST MEANS FOR CONNECTING THE SECOND CONDUCTOR TO THE GROUND CONDUCTOR OF THE COAXIAL CABLE.

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