Patent ID: 6189584
Filing Date: 2001-02-20
Classification: B27G,Y10T

Abstract:
For use in a universal rotary molding cutter head having a series of slots located around a periphery of said cutter head, each said slot having a rear wall provided with a plurality of grooves. a disposable cutting assembly comprising:a backer plate comprising a cutting blade support surface and a rear wall provided with a plurality of serrations configured to engage with said grooves on said rear wall of said cutter head, said cutting blade support surface including a smooth vertically disposed front face and a bottom support ledge, and a rigid pin outwardly extending from said vertically disposed front face above the bottom support ledge; anda disposable carbide cutting blade received on said cutting blade support surface, said cutting blade further comprising a smooth front surface, a smooth rear surface, a smooth bottom surface, and a cutting surface positioned at a top of said blade, and a through-bore from the front surface to the rear surface, said disposable carbide blade being seated on said cutting blade support surface such that the entirety of said rear surface of said blade is in facing contact with said vertically disposed front face of said support surface and the entirety of said bottom surface of said blade is in contact with said bottom support ledge, and the rigid pin outwardly extends through the through-bore in said carbide cutting blade;wherein said blade is removably attached to said back plate.