Power file counter construction

Claim 1

POWER FILE CONSTRUCTION OF THE TYPE IN WHICH A PLURALITY OF PANS ARE SUPPORTED MOVABLE BY OPERABLY CONNECTED ELECTRIC PAN DRIVE MOTOR MEANS IN A CONTINUOUS ORBIT OF TRAVEL INCLUDING UPPER AND LOWER TURNING PORTIONS AND INTERMEDIATE FORWARD AND REARWARD GENERALLY VERTICAL PORTIONS, IN WHICH THE PANS ARE EXPOSED AT LEAST AT AN ACCESS OPENING IN A CABINET WALL ADJACENT THE INTERMEDIATE FORWARD GENERALLY VERTICAL PORTION OF THE ORBIT OF TRAVEL, IN WHICH A WORK COUNTER IS MOUNTED AT THE ACCESS OPENING SELECTIVELY VERTICALLY MOVABLE BETWEEN AT LEAST AN UPPER AND LOWER POSITION, IN WHICH THE ACCESS OPENING IS FORMED SUCH THAT A PAN IS EXPOSED DIRECTLY AT AND OVER THE WORK COUNTER AND THROUGH THE ACCESS OPENING WHEN THE WORK COUNTER IS AT EITHER OF THE UPPER AND LOWER POSITIONS, AND IN WHICH A SELECTOR SWITCH CORRESPONDING TO EACH PAN IS PROVIDED ELECTRICALLY CONNECTED TO THE PAN DRIVE MOTOR MEANS SELECTIVELY OPERABLE FOR ACTUATING THE PAN DRIVE MOTOR MEANS TO MOVE THE CORRESPONDING PAN TO THE ACCESS OPENING; THE IMPROVEMENT COMPRISING, AN UPPER POSITION LIMIT SWITCH AND A LOWER POSITION LIMIT SWITCH, MEANS OPERABLY CONNECTED TO THE COUNTER FOR ENGAGING THE UPPER POSITION LIMIT SWITCH WHEN THE COUNTER IS MOVED TO THE UPPER POSITION FOR ENGAGING THE LOWER POSITION LIMIT SWITCH WHEN THE COUNTER IS MOVED TO THE LOWER POSITION, FIRST ELECTRIC CIRCUIT MEANS INCLUDING THE UPPER POSITION, LIMIT SWITCH AND SELECTOR SWITCHES AND PAN DRIVE MOTOR MEANS SET UP AND OPERABLE WHEN THE UPPER POSITION LIMIT SWITCH IS ENGAGED AS A CONSEQUENCE OF THE COUNTER BEING MOVED TO THE UPPER POSITION FOR ACTUATING THE PAN DRIVE MOTOR MEANS WHEN ANY ONE OF THE SELECTOR SWITCHES IS OPERATED TO MOVE THE PAN CORRESPONDING TO SAID ONE SELECTOR SWITCH TO THE ACCESS OPENING AND FOR STOPPING THE PAN DRIVE MOTOR MEANS TO POSITION SAID CORRESPONDING PAN EXPOSED DIRECTLY AT AND OVER THE COUNTER AT SAID COUNTER UPPER POSITION, AND SECOND ELECTRIC CIRCUIT MEANS INCLUDING THE LOWER POSITION LIMIT SWITCH AND SELECTOR SWITCHES AND PAN DRIVE MOTOR MEANS SET UP AND OPERABLE WHEN THE LOWER POSITION LIMIT SWITCH IS ENGAGED AS A CONSEQUENCE OF THE COUNTER BEING MOVED TO THE LOWER POSITION FOR ACTUATING THE PAN DRIVE MOTOR MEANS WHEN THE SAME ANY ONE OF THE SELECTOR SWITCHES IS OPERATED TO MOVE THE SAME PAN CORRESPONDING TO SAID SAME ONE SELECTOR SWITCH TO THE ACCESS OPENING AND FOR STOPPING THE PAN DRIVE MOTOR MEANS TO POSITION SAID SAME CORRESPONDING PAN AT A LOWER LOCATION EXPOSED DIRECTLY AT AND OVER THE COUNTER AT SAID COUNTER LOWER POSITION; WHEREBY, MOVEMENT OF THE WORK COUNTER TO THE UPPER POSITION AND OPERATION OF ANY GIVEN SELECTOR SWITCH WILL POSITION THE CORRESPONDING PAN EXPOSED DIRECTLY AT AND OVER THE WORK COUNTER AT SAID UPPER POSITION, AND MOVEMENT OF THE WORK COUNTER TO THE LOWER POSITION AND ACTUATION OF THE SAME GIVEN SELECTOR SWITCH WILL POSITION THE SAME PAN AT A LOWER LOCATION EXPOSED DIRECTLY AT AND OVER THE WORK COUNTER AT SAID LOWER POSITION.