Patent ID: 6352614
Filing Date: 2002-03-05
Classification: B65H,D21F

Abstract:
A method for guiding travel of a web travelling in a paper or board manufacturing machine, comprising:supporting the web with a wire during a portion of a path of travel of the web in the machine; and altering a travel position of the wire when in contact with the web such that a velocity vector of the wire, at least at a point of initial contact between the web and the wire, diverges from a center line of travel of the web in the machine, wherein the wire travels around a group of rolls, one of which being a wire guide roll, the travel position of the wire being altered by adjusting a position of the wire guide roll, a position of the web in the machine being detected by a measuring device, the position of the wire guide roll being adjusted by an actuator which adjusts the position of the wire guide roll in accordance with a measurement detected by the measuring device.