Patent ID: 7448567
Filing Date: 2008-11-11
Classification: B02C

Abstract:
1. A rotary grinder, comprising: a) a cylindrical body having an axis of rotation, the cylindrical body defining first and second receiving apertures; b) a cutting element extending between the first receiving aperture and the second receiving aperture, the cutting element including cutters located outside of the cylindrical body; c) a wedge positioned within the first receiving aperture between the cutting element and the cylindrical body; and d) a wedge tightening element having an end accessible at the second receiving aperture and an opposite end connected to the wedge positioned within the first receiving aperture; e) wherein tightening the accessible end of the wedge tightening element at the second receiving aperture secures the cutting element in relation to the cylindrical body by wedging the wedge in the first receiving aperture between the cutting element and the cylindrical body.