Gyratory crusher outer crushing shell and sealing ring assembly

摘要

A gyratory crusher outer crushing shell and a crushing shell assembly. The crushing shell comprises a radially inward facing crushing surface and a radially outward facing mount surface provided with radially outward projecting contact regions to contact the topshell or an intermediate spacer ring. A ledge or groove having an abutment face is positioned at or axially above the upper contact region to positionally support a sealing ring for positioning between the crushing shell and the topshell or intermediate spacer ring.