Integrated coupling unit for two independent waveguide channels

Claim 1

A WAVEGUIDE COUPLING UNIT COMPRISING A COAXIAL FIRST WAVEGUIDE SECTION HAVING CIRCULAR INNER AND OUTER CONDUCTORS, A CIRCULAR SECOND WAVEGUIDE SECTION LONGITUDINALLY SPACED APART FROM THE FIRST WAVEGUIDE SECTION, A PLURALITY OF FURTHER WAVEGUIDES COUPLING TOGETHER THE FIRST AND SECOND WAVEGUIDE SECTIONS SO THAT AN ELECTROMAGNETIC DISTURBANCE PRESENT IN EITHER ONE OF THE FIRST AND SECOND WAVEGUIDE SECTIONS GIVES RISE TO AN ANALOGOUS DISTURBANCE IN THE OTHER ONE OF THESE SECTIONS, EACH OF THE FURTHER WAVEGUIDES BEING DISPLACED FROM THE AXES OF BOTH THE FIRST AND SECOND WAVEGUIDE SECTIONS, A FEEDER WAVEGUIDE SECTION THAT EXTENDS BETWEEN ADJACENT OF THE FURTHER WAVEGUIDES AND WHICH IS COUPLED TO THE INTERIOR OF THE SAID INNER CONDUCTOR OF THE FIRST WAVEGUIDE SECTION, THE UNIT PROVIDING THEREBY TWO SEPARATE MICROWAVE TRANSMISSION PATHS ONE DEFINED BY THE OUTER CONDUCTOR OF THE FIRST WAVEGUIDE SECTION IN COMBINATION WITH THE FURTHER WAVEGUIDES AND THE SECOND WAVEGUIDE SECTION AND THE OTHER DEFINED BY THE INNER CONDUCTOR OF THE FIRST WAVEGUIDE SECTION IN COMBINATION WITH THE SAID FEEDER WAVEGUIDE.