Combination cylinder type threshing machine

Claim 1

IN A THRESHING MACHINE OR THE LIKE, THE COMBINATION COMPRISING MEANS FOR THRESHING HARVESTED CROP, MEANS FOR SEPARATING OUT STALK FROM THE THRESHED CROP RECEIVED FROM THE THRESHING MEANS, MEANS FOR RECEIVING THE THRESHED CROP FROM WHICH THE STALK HAS BEEN REMOVED, SUBSTANTIALLY HORIZONTALLY DISPOSED ROTATABLE DRUM MEANS HAVING A SIDE WALL WHICH IS IMPERFORATE ALONG AT LEAST A SUBSTANTIAL EXTENT OF THE LENGTH OF THE SIDE WALL, THE DRUM MEANS HAVING AT LEAST GENERALLY HELICAL OPEN PASSAGE MEANS EXTENDING ALONG THE INNER PERIPHERY OF THE SIDE WALL THEREOF ALONG AT LEAST A SUBSTANTIAL PORTION OF THE IMPERFORATE EXTENT OF THE SIDE WALL, MEANS INTERRUPTING AND BLOCKING THE PASSAGE MEANS INTERMEDIATE THE ENDS THEREOF, CONVEYOR MEANS FOR CONVEYING THE THRESHED CROP FROM WHICH STALK HAS BEEN REMOVED FROM THE RECEIVING MEANS INTO THE DRUM MEANS THROUGH AN OPEN END THEREOF, MEANS FOR CONFINING THE MATTER CONVEYED EXTENDING ALONG THE CONVEYOR MEANS AT LEAST OUTSIDE OF THE RECEIVING MEANS INTO THE DRUM MEANS AND PROVIDING A PATHWAY FOR THE MATTER CONVEYED, THE CONVEYOR MEANS BEING CONSTRUCTED TO PUSH THE CONVEYED MATTER ALONG THE PATHWAY FOR THE CONVEYANCE THEREOF, THE CONVEYOR MEANS AND CONFINING MEANS PROVIDING THE PATHWAY EXTENDING INTO THE DRUM MEANS AT SUBSTANTIALLY THE LOWERMOST PART OF THE AFORESAID OPEN END THEREOF AND EXTENDING ALONG WITHIN AT LEAST A PORTION OF THE DRUM MEANS SUBSTANTIALLY LONGITUDINALLY TO THE DRUM MEANS AND ADJACENT THE SIDE WALL AND PASSAGE MEANS OF THE DRUM MEANS ROTATING THEREUNDER DURING ROTATION OF THE DRUM MEANS, THE CONFINING MEANS BEING INTERRUPTED WITHIN THE DRUM MEANS AT LEAST AT THE BOTTOM PORTION OF THE CONFINING MEANS SO THAT THE CONVEYED MATTER CAN FALL FROM THE CONFINING MEANS DURING OPERATION OF THE CONVEYOR MEANS INTO THE PASSAGE MEANS ROTATING THEREUNDER DURING ROTATION OF THE DRUM MEANS AND BETWEEN THE MEANS BLOCKING THE PASSAGE MEANS AND THE AFORESAID OPEN END OF THE DRUM MEANS, THE CONFINING MEANS CONTINUING BEYOND THE INTERRUPTION THEREOF, AT LEAST THE CONTINUED PORTION OF THE CONFINING MEANS BEING OPEN AT THE TOP AND HAVING TWO PORTIONS EXTENDING OUTWARDLY AND UPWARDLY ALONG OPPOSITE SIDES OF THE OPEN TOP RESPECTIVELY SO AS TO PROVIDE AN ENTRANCE TO THE OPEN TOP AND CONTINUED PORTION WHICH CONTINUALLY WIDENS TOWARDS THE OUTER UPPER LIMITS OF THE PORTIONS, SAID PORTIONS OF THE CONTINUED PORTION EXTENDING OUTWARDLY AND UPWARDLY FROM SAID OPEN TOP OF THE CONTINUED PORTION RELATIVELY CLOSELY TO THE SIDE WALL AND PASSAGE MEANS OF THE DRUM MEANS ON EACH SIDE OF THE CONTINUED PORTION WITH THE OUTER UPPER LIMITS OF EACH OF SAID PORTIONS EXTENDING ALONG SAID SIDE WALL AND PASSAGE MEANS, MEANS FOR CREATING AND CAUSING WIND TO BLOW THROUGH THE DRUM MEANS IN THE DIRECTION OF AND OUT OF SAID OPEN END THEREOF, THE CONTINUED PORTION BEING OF SUCH LENGTH AND SO POSITIONED WITHIN THE DRUM MEANS AS TO RECEIVE AT LEAST THE MAJORITY OF THE AT LEAST PARTIALLY CLEANED CROP WHICH PRIOR TO AT LEAST PARTIAL CLEANING THEREOF PILES UP AGAINST THE PASSAGE BLOCKING MEANS OF THE DRUM MEANS AND IS CARRIED UP ALONG THE SIDE OF THE DRUM MEANS, DURING ROTATION OF THE DRUM MEANS, EMPTYING FROM THE PASSAGE MEANS AND FALLING THROUGH THE CENTER PORTION OF THE DRUM MEANS TO COME UNDER THE CLEANING INFLUENCE OF THE WIND PRODUCED BY THE WIND CREATING MEANS WHICH BLOWS AT LEAST PART OF THE UNDESIRABLE MATTER INCLUDING CHAFF OUT SAID END OF THE DRUM MEANS, AT LEAST THE MAJORITY OF THE AT LEAST PARTIALLY CLEANED CROP FALLING INTO THE CONTINUED PORTION AND THROUGH THE OPEN TOP THEREOF, THE CONVEYOR MEANS CONTINUING WITHIN THE CONTINUED PORTION OF THE CONFINING MEANS AND BEING EFFECTIVE TO PUSH THE AT LEAST PARTIALLY CLEANED CROP THEREALONG, THE CONTINUED PORTION OF THE CONFINING MEANS BEING INTERRUPTED AT LEAST AT THE BOTTOM PORTION THEREOF SO THAT THE AT LEAST PARTIALLY CLEANED CROP CONVEYED WITHIN THE CONTINUED PORTIONS CAN FALL THEREFROM DURING OPERATION OF THE CONVEYOR MEANS INTO THE PASSAGE MEANS, THE CONTINUED PORTION OF THE CONFINING MEANS BEING OF SUCH LENGTH AND THE INTERRUPTION THEREOF BEING SO LOCATED AS TO ALLOW THE CROP TO FALL FROM THE CONTINUED PORTION INTO THE PASSAGE MEANS BEYOND THE MEANS BLOCKING THE PASSAGE MEANS FROM SAID OPEN END OF THE DRUM MEANS.