Delay line

Claim 1

A DELAY LINE COMPRISING: A SERIES OF SEPARATE METALLIC RING-LIKE MEMBERS MUTUALLY SPACED FROM EACH OTHER SO AS TO FORM INDIVIDUAL RING-LIKE MEMBERS, A GUIDE MEMBER HAVING A METALLIC CYLINDRICAL SURFACE ESSENTIALLY COAXIALLY SURROUNDING SAID RINGS, MEANS FOR IMPARTING TO SAID DELAY LINE A FORWARD DISPERSION CHARACTERISTIC TO PROVIDE A FUNDAMENTAL SPACE HARMONIC TRAVELLING ALONG SAID DELAY LINE WHICH IS FORWARD, INCLUDING AT LEAST TWO INDIVIDUAL SUPPORT MEANS FOR EACH OF SAID METALLIC RING-LIKE MEMBERS FOR INDIVIDUALLY SUPPORTING EACH OF SAID MEMBERS WITHIN SAID GUIDE EXCLUSIVE OF THE NECT ADJACENT MEMBER AND A CORRESPONDING NUMBER OF CONDUCTIVE SEGMENT-LIKE MEMBERS SECURED TO THE INSIDE OF SAID GUIDE AND EXTENDING INTERMEDIATE SAID SUPPORT MEANS OVER THE LENGTH OF SAID LINE, AND STRAP MEANS PERIODICALLY INTERCONNECTING SAID SEGMENT-LIKE MEMBERS WITHIN PLANES INTERMEDIATE THE PLANES OF SAID SUCCESSIVE RING-LIKE MEMBERS THEREBY SUBSTANTIALLY ELIMINATING IN SAID DELAY LINE THE OVERLAP OF WAVE LENGTH BAND OF PROPAGATION OF THE SYMMETRIC AND ANTI-SYMMETRIC MODES OF PROPAGATION OF SAID FUNDAMENTAL SPACE HARMONIC, RESPECTIVELY.