Patent ID: 6762356
Filing Date: 2004-07-13
Classification: B42D

Abstract:
An apparatus adapted to turn leaves of a material having a plurality of leaves, comprising:a plurality of transparent leaf turning sheet pairs, each transparent leaf turning sheet pair has a first transparent leaf turning sheet and a second transparent leaf turning sheet, wherein each transparent leaf turning sheet pair is inserted between two leaves of the material prior to Initiating a leaf turning operation; a plurality of support members, each support member connected to a corresponding transparent leaf turning sheet member, each support member adapted to support the associated transparent leaf turning sheet member; a drive unit adapted to move one or more of the support members from a first position to a second position, thereby turning one of the transparent leaf turning sheet members of a pair so that the first transparent leaf turning sheet member turns a first leaf of the material and the second transparent leaf turning sheet member is in contact with a second leaf of the material; a data-obtaining unit, adapted to obtain data from an exposed leaf of the material; wherein the data-obtaining unit comprises; at least one supporting arm having a proximal portion and a distal portion; and an image sensor mounted on the distal portion of the supporting arm; wherein the image sensor is adapted to obtain data from an exposed leaf of the material.