Trimmer for paper shredder, has circular trimmer body with toothed cutting edge formed by bending of sides of body, where edge has front side that is bent from sides of body so that width of cutting edge is larger than thickness of body

摘要

The trimmer has a circular trimmer body (101) and a central hole (105) provided for mounting the trimmer on a rotating shaft, where the body has a toothed cutting edge (102). The cutting edge and the body are integrally formed from same base material. The cutting edge is formed by bending the sides of the body, where the cutting edge has a front side (121) that is bent from the sides of the body so that the width of the cutting edge is larger than the thickness of the body. The front side is extended from its inner end to form a continuous lower side (122).