Figure

Claim 1

A BAG CLOSING MACHINE COMPRISING, A BASE, A VERTICAL COLUMN RISING FROM SAID BASE, A VERTICAL RACK MOUNTED ON SAID COLUMN, A CONVEYOR STRUCTURE SLIDABLY CONNECTED TO SAID COLUMN, SELF-LOCKING CONVEYOR ADJUSTMENT MEANS ON SAID CONVEYOR STRUCTURE INCLUDING A PINION MESHING WITH SAID RACK, A CHUTE MOUNTED ABOVE SAID CONVEYOR AND ADAPTED TO DISCHARGE MATERIAL INTO THE OPEN END OF A BAG RESTING UPON THE CONVEYOR, A BAG STITCHING HEAD MOUNTED UPON SAID COLUMN ABOVE THE CONVEYOR, SAID STITCHING HEAD ADAPTED TO FOLD A STRIP OF TAPE OVER THE OPEN UPPER PORTION OF THE FILLED BAG AND TO APPLY A LINE OF STITCHING THROUGH SAID TAPE AND THROUGH THE UPPER PORTION OF THE FILLED BAG ADVANCING ON THE CONVEYOR, SAID CONVEYOR ADJUSTMENT MEANS ADAPTED TO RAISE OR LOWER THE CONVEYOR RELATIVE TO SAID DISCHARGE CHUTE, THEREBY TO COMPENSATE FOR THE SIZE OF A BAG RESTING ON THE CONVEYOR, SAID STITCHING HEAD INCLUDING TRIMMING MEANS FOR SEVERING THE STRIP OF TAPE FROM THE TRAILING EDGE OF THE BAG IN RESPONSE TO THE ADVANCEMENT THEREOF RELATIVE TO THE STITCHING HEAD AND AFTER APPLICATION OF SAID LINE OF STITCHING.