Patent ID: 7568651
Filing Date: 2009-08-04
Classification: B65C,B65H

Abstract:
1. A method of correcting a loosely wound supply roll to be used with a label applying machine, said method comprising: providing a supply roll having a material web wound thereon, the supply roll mounted on a supply roll spindle such that the material web is aligned with an intake of a labeling mechanism on the label applying machine; mounting a moveable web guide to apply pressure to the material web being supplied to the labeling mechanism, wherein the web guide includes an encoder; determining the amount of slack within the material web wound around the supply roll using the movable web guide and the encoder; and adjusting the amount of slack within the material web wound around the supply roll if the material web is determined to be too loosely wound about the supply roll to provide adequate tension to the web as the web leaves the supply roll.