Patent ID: 7011005
Filing Date: 2006-03-14
Classification: B26D,B65H,Y10T

Abstract:
1. A method for positioning slitters of a slitter-winder in a paper or board machine for slitting a web, comprising the steps of: from a first plurality of slitters, positioning a second plurality of slitters comprising less than all the first plurality of slitters of the slitter-winder, at first selected slitter settings, and slitting the web to form component webs of first desired widths; in an advance movement, moving at least one slitter of the first plurality of slitters which is not of the second plurality of slitters to a first new slitting position and/or to a waiting position for a future slitting position, while the second plurality of slitters are slitting the web to form component webs; stopping the slitter-winder; in a second normal movement, moving at least some of the second plurality of slitters to a new slitting position and moving the at least one slitter of the first plurality of slitters which is not of the second plurality of slitters from the waiting position to a second new slitting position or leaving the at least one slitter of the first plurality of slitters which is not of the second plurality of slitters in the first new slitting position; and slitting the web into component webs of second desired widths with the at least some of the second plurality of slitters and the at least one slitter of the first plurality of slitters which is not of the second plurality of slitters.