Rotating beam antenna utilizing rotating reflector which sequentially enables separate groups of directors to become effective

Claim 1

IN AN ANTENNA SYSTEM, THE COMBINATION COMPRISING A STATIONARY DRIVEN ELEMENT, A RING MOUNTED FOR ROTATION ABOUT SAID DRIVEN ELEMENT, A REFLECTOR AND AT LEAST ONE PARASITIC ELEMENT ATTACHED TO SAID RING, SAID DRIVEN ELEMENT, REFLECTOR AND PARASITIC ELEMENTS COOPERATING TOGETHER AND BEING SO DESIGNED AND SPACED AS TO PROVIDE A UNDIRECTIONAL RADIATION PATTERN, A PLURALITY OF PARASITIC ARRAYS ARRANGED RADIALLY AROUND SAID DRIVEN ELEMENT AND PARALLEL THERETO, EACH ARRAY CONSISTING OF A PLURALITY OF GROUNDED QUARTER WAVE LENGTH PARASITIC ELEMENTS, SAID PARASITIC ARRAYS BEING SO DIMENSIONED AS TO FURTHER ENHANCE THE DIRECTIVITY OF SAID RADIATION PATTERN, AND MEANS FOR ROTATING SAID RING, WHEREBY SAID DRIVEN ELMENT IS SUCCESSIVELY COUPLED TO SAID PARASITIC ARRAYS THEREBY PROVIDING A ROTATING BEAM.