Patent ID: 6223641
Filing Date: 2001-05-01
Classification: B26F,B31D,G09F,Y10T

Abstract:
A flexible die sheet for a die for cutting a material having first and second sheets in facing relationship, said second sheet being releasably attached to said first sheet, said flexible die sheet comprising:a flexible die sheet surface having a die pattern extending outwardly from said flexible die sheet surface to form a cutting surface of said flexible die sheet, said die pattern being in the form of a plurality of quadrilaterals sized to produce generally standard sized individually separable postage stamps, including their associated backings, having serpentine edges, said die pattern having:at least one slitting section having at least one cutting edge configured for providing a curvilinear, continuous opening through said second sheet of said material; anda plurality of spaced perforating sections extending outwardly from said slitting sections, each of said perforating sections having at least one cutting edge and being configured for extending at least partially through said first sheet of said material, said plurality of perforating sections configured for providing a pattern of spaced openings in said first sheet adjacent to said curvilinear openings through said second sheet.