Sample dispenser for automatic chemical analyzer

Claim 1

IN A SAMPLE DISPENSER HAVING ENDLESS POSITIONING MEANS, CAPILLARY TUBE HOLDERS ON SAID POSITIONING MEANS DESIGNED TO HOLD CAPILLARY TUBES OPEN AT BOTH ENDS WITH A SAMPLE THEREIN, IN THE HORIZONTAL POSITION, AND TILTING MEANS TO TILT SAID CAPILLARY TUBES FROM THE HORIZZONTAL TO THE VERTICAL POSITION AT LEAST AT ONE DISPENSING STATION ALONG SAID POSITIONING MEANS, THE IMPROVEMENT WHEREIN SAID ENDLESS POSITIONING MEANS COMPRISES A CHAIN MOVING ON SPROCKETS, SAID HOLDERS BEING OUTWARD OF SAID SPROCKETS, SAID TILTING MEANS INCLUDING CLAMP MEANS TENDING TO BE IN THE CLOSED POSITION WITH A SOLENOID TO OPEN THE CHAMP MEANS SO AS TO SEQUENTIALLY GRASP SAID CAPILLARY TUBES AS THEY APPROACH THE DISPENSING STATION AT A LOCATION 180* FROM THE PLACE WHERE THE CLAMP MEANS GRASPED A TUBE; A ROTATING TWO-FOLD ARM TURNING SAID CLAMP MEANS OF SAID DISPENSING STATION, ONE ARM FOLD BEING NORMALLY FOLDED OVER THE OTHER; ROTATING AND HINGE MEANS ON SAID TWO FOLD ARM DESIGNED TO MOVE ONE FOLD WITH RESPECT TO THE OTHER SO AS TO TILT SAID CAPILLARY TUBE HELD IN SAID CLAMP FROM THE HORIZONTAL TO THE VERTICAL POSITION AT A TIME PERIOD AFTER SAID CLAMP HAS GRASPED ONE OF SAID TUBES AND BEEN ROTATED SAID 180* TO A POSITION OVER SAID DISPENSING STATION, SAID CAPILLARY TUBE TILTING WITH ITS END CONSTANTLY OVER A POINT OF DISCHARGE SO THAT THE CONTENTS THEREOF WILL ALL BE DISCHARGED AT THE SAME POINT.