Patent ID: 6401439
Filing Date: 2002-06-11
Classification: B65B

Abstract:
Device for manufacturing, filling and sealing thermoplastic sacks that are open on one side and have preferably side folds, said device comprising a first welding and severing station for forming the sack with a bottom weld, a filling station and a second welding station for sealing the sack and a first pair of gripping pliers as the pair of transport gripping pliers for accepting the sack at the first welding station; a second pair of gripping pliers that are arranged stationarily at the filling station; and a third pair of gripping pliers as the pair of transport gripping pliers that transport the sack from the filling station to the second welding station,characterized in that a fourth pair of gripping pliers (56) is provided as the pair of transport gripping pliers that accepts the sack (58) from the first pair of transport gripping pliers (44) through the in-line arrangement of a stationary pair of gripping pliers (57) and delivers to the second pair of gripping pliers (76), which are arranged stationarily at the filling station (60); said fourth pair of gripping pliers (56) assumes a delivery position to deliver the sack to the second pair of gripping pliers that is arranged stationarily at the filling station and which delivery position lies in a plane that is higher by a distance than its acceptance position (54) for the sack (58) from said gripper pliers.