Patent ID: 7007878
Filing Date: 2006-03-07
Classification: B02C

Abstract:
1. Disintegrating apparatus for waste wood and other fragmentable material, comprising: a. a material receiving housing open at one end for receiving material to be fragmented and at another end for the discharge of fragmented material, and having opposing side walls; b. a rotor assembly comprising parallel shafts with an array of axially spaced cutter elements on each disposed in axially intermeshing relation with cutter elements on the other; c. mechanism for driving said shafts in counter-rotation; d. said cutter elements comprising radially projecting, circumferentially spaced teeth with rotatively leading first cutting edges thereon configured to take an aggressive bite of said material; and e. cutter teeth segments carried on said teeth to project generally radially therefrom and having second cutting edges thereon radially outwardly of said first cutting edges configured to take an initial axially narrower bite of said material.