Patent ID: 7850108
Filing Date: 2010-12-14
Classification: B02C,Y10T

Abstract:
1. Outer shell for fixing in a gyratory crusher that includes a frame, the outer shell, and an inner shell, which is securable on a crushing head in order to, together with the outer shell, define a crushing gap for receipt of material to be crushed, comprising: a first abutment surface, which is configured to abut against a first contact surface on the frame, wherein the first abutment surface forms an angle to a vertical plane of 10-55 degrees, and a second abutment surface that is configured to engage with a spacer member that is possible to press between the frame and the second abutment surface, wherein the second abutment surface forms an angle to a vertical plane of 0-20 degrees and is configured to slide against a first sliding surface on the spacer member, and wherein there is at least one surface along the outer shell between the first and second abutment surfaces that forms an angle to a vertical plane of 0 to 55 degrees and the angle is different than the angle for either the first or second abutment surface.