Apparatus and method for processing open-mouth bags

Method for processing open-mouth bags comprising a handling device for exchanging open-mouth bags with a rotary packaging machine, the handling device comprising at least one rotating device circulating around a rotation axis of the handling device where at least two gripping arms are disposed for gripping the open-mouth bags, characterized in that at least two gripping arms can be moved separately from one another in the longitudinal direction and substantially transverse to the rotation axis of the rotating device to allow, in addition to the circulating motion around the handling device , separate longitudinal movements of the gripping arms relative to one another and relative to the rotating device.