Patent ID: 6390401
Filing Date: 2002-05-21
Classification: B02C

Abstract:
An ore comminuting mill comprising a cylindrical shell that rotates about a predetermined axis of rotation, the shell comprising a discharge end that is substantially closed and defines an axial outlet through which comminuted ore is discharged, the mill further comprising a segmented liner assembly for the discharge end, comprising a plurality of individual liner segments removeably connected to the discharge end through a plurality of aligned bolt holes respectively formed through the cylindrical shell and each liner segment, said bolt holes being arranged in a predetermined pattern, said liner segments being disposed to cover and protect said discharge end, wherein the plurality of liner segments are fixed radially about a circumference of the discharge end, wherein one of the liner segments being an inner liner segment and another one of the liner segments being an outer liner segment, the inner liner segment comprising a locator pin projecting from a mounting surface towards the discharge end and engaged to the discharge end, wherein the locator member prevents radial movement of the liner assembly.