Patent ID: 6408729
Filing Date: 2002-06-25
Classification: B26D,B26F,Y10T

Abstract:
A strip of sharpened and heat-treated rule for use in a cutting die comprising:a lower base section; an offset beveled upper portion having a cutting edge, a minor bevel and a major bevel; a first substantially planar vertical sidewall extending from the lower base section to the beveled upper portion, said first sidewall being on the side of the rule having the major bevel, said major bevel intersecting said first sidewall at a first height; a second sidewall extending from the lower base section to the beveled upper portion, said second sidewall being on the side of the rule having the minor bevel, said minor bevel intersecting said second sidewall at a second height, said second height being above said first height, wherein said second sidewall laterally approaches the first sidewall in at least one region from the second height downward to the first height.