WO2014019765A3 - Gyratory crusher main shaft sleeve
A gyratory crusher main shaft sleeve (114) for friction fitting over an uppermost end (113) of a crusher main shaft (107). The sleeve comprises an elongate axial wall (209) for positioning in contact with an outward facing surface (202) of the main shaft. The axial wall comprises a thickness that decreases in a direction from a second upper end (208) to a first lower end (207) wherein the