Vacuum baling apparatus

Claim 1

IN A PACKAGING MACHINE OF THE CHARACTER DESCRIBED FOR SEALING THE MOUTH OF A CONTAINER FORMED OF FLEXIBLE AIR-IMPREVIOUS SHEET MATERIAL, MEANS FOR SUPPORTING SAID CONTAINER IN AN OPERATIVE POSITION WITHIN SAID MACHINE, NOZZLE MEANS COMPRISING A SUBSTANTIALLY FLAT MEMBER INSERTABLE IN THE MOUTH OF SAID CONTAINER AND FORMED WITH OPPOSED END EDGES WHICH TAPER OUTWARDLY FROM THE LEADING EDGE THEREOF TO SPREAD APART OPPOSITE ENDS OF THE CONTAINER MOUTH TO COLLAPSE THE SIDES OF SAID CONTAINER AROUND SAID NOZZLE MEMBER, SAID NOZZLE MEANS COMMUNICATING WITH MEANS OPERATIVE FOR EVACUATING AIR FROM SAID CONTAINER WHEN SAID NOZZLE MEANS IS INSERTED IN SAID CONTAINER MOUTH, PRESSURE APPLYING MEANS DISPOSED ON OPPOSITE SIDES OF SAID CONTAINER AND COACTUABLE TO ENGAGE THE COLLAPSED SIDES OF THE CONTAINER FOR MAINTAINING A TEMPORARY SEAL OF SAID CONTAINER MOUTH AFTER THE SAID AIR EVACUATING MEANS BECOMES INOPERATIVE AND SAID NOZZLE MEANS IS BEING WITHDRAWN, AND MEANS DISPOSED ON OPPOSITE SIDES OF SAID CONTAINER AND COACTUABLE AFTER SAID NOZZLE MEANS IS WITHDRAWN AND WHILE SAID PRESSURE APPLYING MEANS IS ACTIVATED FOR ADHERING TOGETHER THE OPPOSED SIDE WALLS OF SAID CONTAINER OF EFFECT A PERMANENT HERMETIC SEAL BETWEEN THE INTERIOR AND EXTERIOR OF SAID CONTAINER.