Apparatus for reclaiming rubber material

Claim 1

AN APPARATUS FOR RECLAIMING RUBBER MATERIAL CONTAINING FIBER, A PAIR OF SMOOTH PARALLEL SPACED ROLLERS, MEANS FOR TURNING THE ROLLERS IN A DIRECTION TOWARD EACH OTHER WHEREBY RUBBER FED BETWEEN THE ROLLERS HAS THE FIBER FREED THEREFROM AND THE FIBER IS ELECTROSTATICALLY CHARGED, A FIRST ELECTROSTATICALLY CHARGED CONVEYOR BELT RECEIVING THE STREAM OF RUBBER AND THE FREED FIBER NEAR ONE END THEREOF, WHEREBY FIBERS ARE REMOVED AND THE REMAINING FIBERS AND RUBBER ARE DISCHARGED DOWNWARDLY, A SECOND CONVEYOR BELT RECEIVING THE STREAM OF RUBBER AND FIBER FROM SAID FIRST CONVEYOR, A THIRD CONVEYOR BELT IN PROXIMITY TO THE SECOND CONVEYOR BELT AND BEING ELECTROSTATICALLY CHARGED TO REMOVE THE REMAINING LOOSE FIBER ON THE SECOND CONVEYOR BELT, MEANS ROTATING SAID BELTS, MEANS FOR PRODUCING AN ELECTROSTATIC CHARGE ON SAID FIRST AND THIRD CONVEYOR BELTS, SAID LAST MENTIONED MEANS INCLUDING A ROTARY BRUSH IN CONTACT WITH THE INNER SIDE OF THE THIRD CONVEYOR BELT, SAID BRUSH BEING SUBSTANTIALLY ELLIPTICAL IN SHAPE, MEANS FOR ROTATING SAID BRUSH IN A DIRECTION COUNTER TO THE DIRECTION OF TRAVEL OF SAID THIRD BELT, WHEREBY A LOCALIZED AND INTENSIFIED CHARGE VARYING IN INTENSITY IS GIVEN THIRD BELT AND AN ELECTROSTATIC FIELD VARYING IN INTENSITY IS ESTABLISHED, WHEREBY THE UPPERMOST CHARGED AND CONDUCTIVE FIBERS ARE ATTRACTED TO SAID THIRD CONVEYOR WHEN SAID FIELDS IS AT ITS LOWEST INTENSITY THUS EXPOSING LOWERMOST FIBERS UNDER SAID UPPERMOST FIBERS AND SAID EXPOSED LOWERMOST FIBERS ARE ATTRACTED BY SAID INTENSIFIED CHARGED PORTIONS OF THE BELT AS SAID THIRD AND SECOND BELTS ARE ROTATED, MEANS FOR COLLECTING THE RUBBER PARTICLES FORM SAID SECOND CONVEYOR BELT.