Tuner antenna control

Claim 1

APPARATUS FOR AUTOMATICALLY CONTROLLING THE ROTATIONAL POSITION OF A RECEIVER''S ANTENNA, WHICH IS ROTATABLE BY A REVERSIBLE ROTATOR, IN ACCORDANCE WITH WHICH ONE OF N PERDETERMINED SELECTABLE STATIONS IS SELECTED BY SAID RECEIVER, COMPRISING: N CONTACT BARS INSULATIVELY EXTENDING LENGTHWISE SUBSTANTIALLY COEXTENSIVELY MEANS FOR SELECTIVELY ENERGIZING SAID BARS AUTOMATICALLY IN RESPECTIVE CORRESPONDENT TO THE SAID N STATIONS SELECTABLE BY SAID RECEIVER CONTACT MEANS MOVABLE IN EITHER DIRECTION ALONG THE LENGTH OF SAID N BARD FOR MAKING DISCONNECTABLE ELECTRICAL CONTACT THEREWITH, REVERSING MOVING MEANS FOR MOVING SAID CONTACT MEANS AS AFORESAID, REVERSING MEANS ELECTRICALLY COUPLED TO SAID CONTACT MEANS AND OPERABLE WHEN THE CONTACT MEANS HAS REACHED EITHER OF TWO POINTS SEPARATED A GIVEN DISTANCE CORRESPONDING TO A PREDETERMINED ANGLE OF ROTATION OF SAID ANTENNA FOR REVERSING THE MOVING DIRECTION OF SAID CONTACT MOVING MEANS, N DISCONNECT MEANS LENGTHWISE POSITIONABLE OF SAID N BARS RESPECTIVELY AT PREDETERMINED POINTS FOR THE RESPECTIVE N STATIONS FOR BREAKING ELECTRICAL CONTECT BETWEEN SAID REVERSING MEANS AND ANY ENERGIZED ONE OF THE SAID CONTACT BARS WHEN THE CONTACT MEANS MOVES ADJACENT THE RESPECTIVE DISCONNECT MEANS, MEANS COUPLED TO THE OUTPUT OF SAID REVERSING MEANS FOR REVERSIBLY ROTATING SAID ANTENNA ROTATOR WITHIN THE LIMITS OF SAID ANGLE IN THE CORRESPONDING DIRECTION AND TO THE CORRESPONDING EXTENT AS THE CONTACT MEANS DOES UNTIL IT IS DISCONNECTED AS AFORESAID FROM THE ENERGIZED BAR CORRESPONDING TO A SELECTED STATION, A RECEIVER ADAPTED FOR BOTH VHF AND UHF OPERATION, SWITCH MEANS FOR MANUALLY CONTROLLING THE DIRECTION OF SAID REVERSIBLE ROTATOR, AND MEANS IN SAID SELECTIVELY ENERGIZING MEANS FOR SELECTIVELY ENERGIZING SAID SWITCH MEANS ONLY DURING UHF OPERATION OF SAID RECEIVER, SAID N CONTACT BARS BEING SELECTIVELY ENERGIZED AS AFORESAID DURING VHF OPERATION OF SAID RECEIVER.