Patent ID: 8875480
Filing Date: 2014-11-04
Classification: B65B

Abstract:
1. A method of pulling a film tube or a film hood over a stack of objects, the method comprising the steps of: gathering the film tube on a gathering device having at least two roller assemblies each with one respective gathering roller and two respective counter rollers; during gathering of the film tube, engaging the gathering rollers with an outside surface of the film tube and engaging only one of the two counter rollers of each roller assembly with an inside surface of the film tube; thereafter pulling the gathered film tube in a pull-down direction by a pull-down device over the stack of objects by moving the pull-down device along the stack of objects and thereby ungathering the film tube by the pull-down device; at least during ungathering of the film tube, engaging the gathering rollers of the roller assemblies with the outside surface of the film tube and both counter rollers of each roller assembly with the inside surface of the film tube; after reaching an end region of the stack of objects moving the pull-down device along a region of the stack of objects in a direction opposite the pull-down direction so that a first tube piece is laid over the film tube already contacting the stack of objects; and thereafter moving the pull-down device along at least a portion of the region of the stack of objects in the pull-down direction again so that a second tube piece is laid over the first tube piece.