Harenberg, jr adapter control mechanism

Claim 1

IN CONTROL DEVICES FOR INITIATING POSITION CORRECTING FORCES ON A CONTROLLED SYSTEM WHEN A PREDETERMINED RELATIONSHIP, AS GIVEN BY A FUNCTION GENERATOR, EXISTS BETWEEN AT LEAST TWO OUTPUT VARIABLE OF THE CONTROLLED SYSTEM, THE IMPROVEMENT COMPRISING: FIRST SENSOR MEANS OF SENSING THE VALUE OF A FIRST CONTROLLED-SYSTEM OUTPUT VARIABLE; SECOND SENSOR MEANS FOR SENSING THE VALUE OF A SECOND CONTROLED-SYSTEM OUTPUT VARIABLE; BAND ACTUATED SIGNAL GENERATING MEANS CONNECTED TO SAID SECOND SENSOR FOR GENERATING A SIGNAL WHEN SAID SECOND CONTROLLED-SYSTEM OUTPUT VARIABLE HAS A MAGNITUDE LYING WITHIN A PREDETERMINED BAND OF VALUES; SAMPLING MEANS FOR SAMPLING THE MAGNITUDE OF SAID FIRST OUTPUT VARIABLE WHEN SAID SECOND OUTPUT VARIABLE HAS A MAGNITUDE WITHIN SAID BAND OF VALUES, SAID SAMPLING MEANS INCLUDING A FIRST INPUT PORT FOR RECEIVING THE VALUE OF SAID FIRST VARIABLE CONNECTED TO SAID FIRST SENSOR MEANS AND A SECOND INPUT PORT FOR INITIATING A SAMPLING CONNECTED TO SAID BAND ACTUATED SIGNAL GENERATING MEANS; AND ALTERING MEANS CONNECTED TO SAID SAMPLING MEANS FOR ALTERNING THE FUNCTION GIVEN BY SAID FUNCTION GENERATOR ACCORDING TO THE VALUE OF SAID FIRST OUTPUT VARIABLE AS SAMPLED BY SAID SAMPLING MEANS.