Shredder

Abstract

A shredder having a substantially tubular casing, which is closed upward by a cover and downward by a base. The shredder also includes a rotating shaft, which is internal and coaxial to the casing, with multiple supporting elements being keyed on the shaft, each element for supporting a number plurality of shredding elements. The shredding elements have circular trajectories with a circumference that at least partially increases from the upper part toward the lower part of the shredder.

Dependencies are inferred from the claim text.