Apparatus for measurement and feeding of powdered materials

Claim 1

APPARATUS FOR DISPENSING MEASURED QUANTITIES OF POWERED OR GRANULAR MATERIAL COMPRISING A HOPPER FOR SAID MATERAIL, A ROTARY FEED ROLL MOUNTED BELOW THE HOPPER, THE PERIPHERY OF THE FEED ROLL HAVING CHARGE CHAMBERS ARRANGED IN ROWS PARALLEL TO THE AXIS OF ROTATIONN OF THE FEED ROLL, AN EJECTOR WITHIN EACH CHARGE CHAMBER, SAID EJECTOR BEING DISPLACEABLE FROM AN INNER POSITION TO AN OUTER POSITION TO ENSURE THE DISCHARGE OF THE MATERIAL, AN ADJUSTING MEMBER ASSOCIACTED WITH EACH EJECTOR AND HAVING FIRST AND SECOND INCLINED SURFACES, SAID FIRST INCLINED SURFACE ENGAGING A SIMILARLY-INCLINED SURFACE OF THE EJECTOR WHEN THE EJECTOR IS IN ITS INNER POSITION, SAID ADJUSTING MEMBER BEING MOVABLE TRANSVERSELY TO THE DIRECTION OF MOVEMENT OF THE EJECTOR WHEREBY THE INNER POSITION OF THE EJECTOR CAN BE ADJUSTED, AN AND OPERATING MEMBER MOVABLE IN A DIRECTION PARALLEL TO THE AXIS OF SAID FEED ROLL AND ENGAGING SAID SECOND INCLINED SURFACE OF THE ADJUSTING MEMBER OF EACH OF THE CHARGE CHAMBERS IN ONE ROW TO EFFECT SAID TRANSVERSE MOVEMENT OF THE ADJUSTING MEMBERS.