Bag forming machine

Claim 1

A HAND OPERABLE BAG FORMING MACHINE COMPRISING, A SUPPORTING STRUCTURE ADAPTED TO HAVE A ROLL OF FLAT TUBULAR BAG STOCK DISPOSED IN ONE END THEREOF AND INCLUDING A FLAT TABLE PORTION AT THE OPPOSITE END THEREOF, SAID TABLE PORTION HAVING A PAIR OF LONGITUDIANLLY SPACED TRANSVERSELY EXTENDING SLOTS FORMED THEREIN, MANUALLY OPERABLE MEANS FOR ADVANCING THE END OF THE BAG STOCK A DESIRED DISTANCE ALONG SAID TABLE PORTION, A VERTICALLY RECIPROCAL OPERATING HEAD DISPOSED ABOVE THE SLOTTED PORTION OF SAID TABLE, A KNIFE BLADE HAVING A CUTTING EDGE FORMED ON ITS LOWER EDGE MOUNTED ON SAID HEAD FOR MOVEMENT DOWNWARDLY THROUGH THE SLOT NEAREST SAID ROLL OF BAG STOCK FOR CUTTING OFF A DESIRED LENGTH THREOF, A FOLDING BLADE MOUNTED ON SAID HEAD WITH A LOWER FOLDING EDGE THEREOF BEING DISPOSED SLIGHTLY ABOVE SAID CUTTING EDGE OF SAID KNIFE BLADE, AND FOLDING BLADE BEING MOVABLE DOWNWARDLY THROUGH THE OTHER ONE OF SAID SLOTS FOR FOLDING THE CUT-OFF END OF THE LENGTH OF BAG STOCK, MEANS FOR SECURING TOGETHER THE FOLDED PORTIONS OF THE CUT-OFF LENGTH OF BAG STOCK, AND A MANUALLY OPERABLE HANDLE AND LINKAGE ARRANGEMENT FOR VERTICALLY RECIPROCATING SAID OPERATING HEAD TO SEQUENTIALLY PERFORM THE CUTTING SAID FOLDING OPERATING AND FOR THEN ACTUATING SAID SECURING MEANS TO COMPLETE THE FORMATION OF A BAG OF A DESIRED LENGTH.