Patent ID: 6745469
Filing Date: 2004-06-08
Classification: D21D,Y10T

Abstract:
A method of making a screen media comprising the steps of:providing a plate stock, the plate stock having a generally planar first surface, a generally planar second surface and a thickness; forming in said second surface a plurality of back grooves; forming a material relief in each of said plurality of back grooves, each said material relief defining a first end wall, a second end wall and a bottom, each of said first end wall and said second end wall arranged substantially perpendicular to said second surface and the bottom arranged substantially parallel to said second surface; forming in said first surface a plurality of contour cuts, each said contour cut arranged in substantial alignment with a corresponding one of said plurality of back grooves, each said contour cut having a bottom defining a residual material between said first surface and said second surface; and forming a slit through said residual material.