Arrangement for closing bags and containers

Claim 1

A CONTAINER-MAKING APPARATUS, COMPRISING, IN COMBINATION, A FIRST SUPPORT MEMBER FOR SUPPORTING A CONTAINER HAVING AN OPEN END; A SECOND SUPPORT MEMBER, ONE OF SAID SUPPORT MEMBERS BEING MOVABLE TOWARD AND AWAY FROM THE OTHER SUPPORT MEMBER; A PAIR OF SPREADING MEMBERS MOUNTED ON SAID SECOND SUPPORT MEMBER MOVABLE BETWEEN AN INOPERATIVE POSITION CLOSELY SPACED FROM EACH OTHER AND A FARTHER SPACED SPREADING POSITION; A PAIR OF SEALING MEMBERS MOUNTED ON ONE OF SAID SUPPORT MEMBERS MOVABLE IN A DIRECTION TRANSVERSE TO THE MOVEMENT OF SAID SPREADING MEMBERS BETWEEN A FARTHER SPACED INOPERATIVE POSITION AND A CLOSELY SPACED SEALING POSITION, SAID SEALING MEMBERS BEING LOCATED IN SAID SEALING POSITION BETWEEN SAID SPREADING MEMBERS IN SAID SPREADING POSITION AND HAVING A LENGTH SMALLER THAN THE SPACING BETWEEN SAID SPREADING MEMBERS IN SAID SPREADING POSITION; CONTROL MEANS OPERATIVELY CONNECTED TO SAID ONE SUPPORT MEMBER AND TO SAID SPREADING AND SEALING MEMBERS FOR FIRST MOVING SAID ONE SUPPORTING MEMBER TO A POSITION IN WHICH SAID SPREADING MEMBERS ARE LOCATED IN THE OPEN END OF A CONTAINER SUPPORTED ON SAID FIRST SUPPORTING MEMBER, FOR THEN MOVING SAID SPREADING MEMBERS TO SAID SPREADING POSITION AND FOR THEREUPON MOVING SAID SEALING MEMBERS TO SAID SEALING POSITION FOR SEALING SUPERIMPOSED CONTAINER WALL PORTIONS SPREAD BY SAID SPREADING MEMBERS WHEREBY LATERAL FLAPS ARE FORMED, AND FOR MOVING SAID SPREADING AND SEALING MEMBERS IN REVERSE ORDER TO SAID INOPERATIVE POSITIONS AND SAID ONE SUPPORTING MEMBER AWAY FROM THE SUPPORTING MEMBER, MEANS FOR CUTTING SAID FLAPS, AND MEANS FOR COLLAPSING AND SEALING SAID FLAPS SO THAT EACH OF SAID FLAPS CAN BE INDEPENDENTLY OPENED FOR DISCHARGED OF THE CONTENTS OF THE CONTAINER.