Patent ID: 7194849
Filing Date: 2007-03-27
Classification: B65B

Abstract:
1. An apparatus for opening bags lying flat, the apparatus comprising at least one bag magazine for receiving bags kept on hand in the form of blanks lying flat; a bag extracting device that has suction devices for extracting the bag that is frontmost in the bag magazine; a gripper device for grasping the bag in the region of its top, for taking over the bag from the bag extracting device; an opening device having suction devices for opening the blank lying flat into a bag for a filling device that plunges into an opening in the bag, a conveyor system movable along a conveyor path past the at least one bag magazine, the extracting device, the gripper device, and the opening device, the gripper device being movable, parallel to and spaced apart from the conveyor path between a takeover position in the region of the bag magazine and a transfer position to the opening device spaced apart from the bag magazine along the conveyor path; for each bag, the opening device having one retaining device, which has two suction devices, and which acts from diametrically opposite sides each on a respective side wall of the bag; and the suction devices, associated with one bag being movable transversely to the conveyor path of the conveyor system between a position for takeover of the bag from the gripper device and a position for transferring the bag to a receptacle of the conveyor system.