Digital selector switch and indexing motor control system

Claim 1

INDEXING APPARATUS COMPRISING, A BASE, A MEMBER MOVABLE UPON SAID BASE TO A PLURALITY OF INDEX POSITIONS, REVERSIBLE MOTOR MEANS DRIVABLY CONNECTED TO SAID MEMBER, AND MOTOR CONTROL MEANS OPERABLE TO CONTROL SAID MOTOR AND THEREBY MOVE SAID MEMBER TO A SELECTED INDEXABLE POSITION THROUGH THE SHORTEST PATH OF MOVEMENT TO SAID SELECTED POSITION, SAID CONTROL MEANS INCLUDING A DIGITAL SELECTOR SWITCH, SAID SWITCH HAVING AT LEAST TWO STATOR MEANS UPON EACH OF WHICH ARE MOUNTED A SET OF CONTACTS, EACH OF SAID SETS INCLUDING A PLURALITY OF CONTACTS, ONE OF SAID SETS BEING OPERATIVE TO CONTROL MOVEMENT OF SAID MEMBER TO APPROXIMATELY THE PRESELECTED POSITION, AND THE OTHER SET BEING OPERATIVE TO CONTROL MOVEMENT OF SAID MEMBER TO THE EXACT PRESELECTED PRSITION, SAID SWITCH HAVING AT LEAST TWO COMMUTATORS UPON EACH OF WHICH ARE MOUNTED TWO ELECTRICALLY CONDUCTIVE AREAS ENGAGEABLE WITH THE CONTACTS OF ONE OF SAID STATORS, THE ELECTRICALLY CONDUCTIVE AREAS OF EACH COMMUTATOR BEING OPERABLE TO CONTROL MOTOR ROTATION IN OPPOSITE DIRECTION, SAID CONTROL MEANS INCLUDING A FLIP-FLOP CIRCUIT OPERABLE TO REVERSE THE DIRECTION OF ROTATION CONTROLLED BY THE CONDUCTIVE AREAS OF ONE OF SAID COMMUTATORS.