Patent ID: 6405953
Filing Date: 2002-06-18
Classification: B02C

Abstract:
An impeller shoe for use in an impact crushing machine, comprising:an elongated body of abrasion-resistant material formed for mounting on a rotatable impeller table of the impact crushing machine, the elongated body extending longitudinally from an inner end that, when mounted, is positioned toward the center region of the impeller table, to an outer end that, when mounted, is positioned toward the edge of the impeller table, the elongated body having a back and a front extending longitudinally between the inner end and the outer end of the elongated body, wherein a pocket is defined in the elongated body, the pocket having an open end at the front of the elongated body and two opposing sides extending transversely in the elongated body toward the back of the body, the two opposing sides of the pocket being oriented substantially parallel to each other and set at an angle with respect to the back of the body in a direction toward the inner end so that the pocket faces toward the center region of the impeller table, the pocket having a substantially even width measured orthogonally between the two opposing sides through the length of at least one side of the pocket.