Patent ID: 6322668
Filing Date: 2001-11-27
Classification: D21F

Abstract:
A method for applying suction to a wire passing over a suction box, comprising the steps of:forming a vacuum in a vacuum chamber of a the suction box,pressing ribs arranged on the suction box against the wire while the vacuum is present in the vacuum chamber,arranging the ribs in a curved arrangement to guide the wire in a curve over the ribs while the vacuum is present in the vacuum chamber to increase the tension of the wire and to reduce a normal force produced by the vacuum and which is effective between the wire and the ribs, andarranging each of the ribs in a respective holder for retaining each rib and enabling the adjustment and locking of each rib in a desired curved position, each of the ribs being pressed against the wire by applying pressure to force each of the ribs outward from its respective holder.