Patent ID: 8308090
Filing Date: 2012-11-13
Classification: B02C,F04D

Abstract:
1. A grinder, comprising: a housing having a plurality of sidewall sections; a shaft rotatably mounted in the housing between the sidewall sections; a first cutter disc mounted on the shaft and rotatable therewith; a plurality of hammers mounted on the first cutter disc and extending outwardly past an outer edge of the first cutter disc; angle deflectors mounted on the sidewall sections, the angle deflectors extending inwardly from the sidewall section and having an edge in general alignment with the outer edge of the cutter disc and defining a gap therebetween, the hammers each rotating in closely spaced relation to a top surface of the angle deflectors; and, a fan assembly mounted inside the housing below the first cutter disc, the fan assembly comprising: a fan disc secured to the shaft and rotatable therewith, the fan disc having a direction of rotation; and, one or more fan blades connected to a top surface of the fan disc.