Process and apparatus for making disposable absorbent articles

摘要

A process and apparatus for controllably registering two continuously moving layers of material is provided. A continuously moving first layer has a plurality of components thereon, and a continuously moving second layer has a plurality of reference marks representing a respective plurality of components thereon. The process and apparatus control the distance between reference marks of the second layer to a selected distance, and controllably registers each reference mark of the second layer to a respective component or reference mark of the continuously moving first layer.