Patent ID: 6666809
Filing Date: 2003-12-23
Classification: B65H,Y10S

Abstract:
A method for decurling a precurled paper web using a lead in roll, a bowed roll and a decurler comprising the steps of:leading the precurled web onto the lead in roll, transferring the web from the lead in roll to the bowed roll, moving the lead in roll so that the paper web maintains a consistent wrap on the bowed roll when the decurler is pressed into the web, operating the bowed roll to at least temporarily reduce or eliminate baggyness in the web, as needed, transferring the web from the bowed roll to the decurler, pressing the decurler into the paper web in a direction opposite the precurl initially in the web a sufficient distance to neutralize the precurl, pivoting the decurler and lead in roll in common with each other about the bowed roll, and leading the web from the decurler, whereby the precurled web may be decurled.