Patent ID: 6155151
Filing Date: 2000-12-05
Classification: B26D,Y10T

Abstract:
A cutter drum for a web-cutting machine, the drum comprising:a body having a cylindrical outer surface centered on an axis and formed with at least one seat having a radially outwardly directed floor face extending axially and helically of the axis and a tangentially directed rear face extending generally radially of the axis;a blade lying flatly on the floor face and having a front cutting edge lying radially outside the surface and a rear side confronting and spaced angularly from the rear face of the seat;blade bolts extending generally radially of the axis through the blade, seated in the body, and securing the blade to the floor face such that, when the blade bolts are not tightened, the respective blades can move limitedly tangentially of the body on the floor face;a plurality of axially spaced spacer blocks each having a rear edge bearing directly against the rear face of the seat and a front edge bearing directly against the rear side of the blade; andrespective block bolts extending through the blocks into the body and securing the blocks in the seat to the body.