Flight control system responsive to approach and flare-out bi-angular elevation transmissions

Claim 1

A CONTROL SYSTEM OF A FLIGHT VEHICLE, SAID CONTROL SYSTEM BEING RESPONSIVE TO SIGNALS FROM A PAIR OF LAND BASED SIGNAL TRANSMITTERS; SAID CONTROL SYSTEM COMPRISING FIRST AND SECOND MEANS FOR RECEIVING SIGNALS FROM SAID TRANSMITTERS, CONTROL MEANS FOR SELECTIVELY CONNECTING SAID FIRST AND SECOND SIGNAL RECEIVING MEANS IN CONTROLLING RELATION IN SAID SYSTEM, MEANS RESPONSIVE TO AN OUTPUT SIGNAL FROM THE SECOND SIGNAL RECEIVING MEANS FOR EFFECTING A RATE SIGNAL VARYING WITH THE RATE OF CHANGE IN THE OUTPUT SIGNAL PROVIDED BY SAID SECOND SIGNAL RECEIVING MEANS, AND MEANS FOR APPLYING SAID RATE SIGNAL TO THE OUTPUT SIGNAL FROM THE SECOND SIGNAL RECEIVING MEANS SO AS TO RENDER SAID CONTROL MEANS EFFECTIVE FOR SELECTIVELY TRANSFERRING THE CONTROL OF SAID SYSTEM FROM SAID FIRST SIGNAL RECEIVING MEANS TO SAID SECOND SIGNAL RECEIVING MEANS UPON THE RATE OF CHANGE IN THE SIGNAL PROVIDED BY THE SECOND SIGNAL RECEIVING MEANS BEING AT A PREDETERMINED VALUE RELATIVE TO THE OUTPUT SIGNAL PROVIDED BY THE SECOND SIGNAL RECEIVING MEANS.